diff --git a/api/handlers/guardian/guardian_set.go b/api/handlers/guardian/guardian_set.go
index 05c52bf0..70041674 100644
--- a/api/handlers/guardian/guardian_set.go
+++ b/api/handlers/guardian/guardian_set.go
@@ -4,111 +4,147 @@ import (
 	"time"
 
 	"github.com/certusone/wormhole/node/pkg/common"
-
 	eth_common "github.com/ethereum/go-ethereum/common"
+	"github.com/wormhole-foundation/wormhole-explorer/api/internal/config"
 )
 
-var ByIndex = []common.GuardianSet{gs0, gs1, gs2, gs3}
-var ExpirationTimeByIndex = []time.Time{gs0ValidUntil, gs1ValidUntil, gs2ValidUntil, gs3ValidUntil}
+// GuardianSet definition.
+type GuardianSet struct {
+	GstByIndex            []common.GuardianSet
+	ExpirationTimeByIndex []time.Time
+}
 
-func IsValid(gsIx uint32, t time.Time) bool {
-	if gsIx < 0 || int(gsIx) > len(ByIndex) {
+// Get get guardianset config by enviroment.
+func GetByEnv(enviroment string) GuardianSet {
+	switch enviroment {
+	case config.P2pTestNet:
+		return getTestnetGuardianSet()
+	default:
+		return getMainnetGuardianSet()
+	}
+}
+
+// IsValid check if a guardianSet is valid.
+func (gs GuardianSet) IsValid(gsIx uint32, t time.Time) bool {
+	if gsIx < 0 || int(gsIx) > len(gs.GstByIndex) {
 		return false
 	}
-
-	return ExpirationTimeByIndex[gsIx].After(t)
+	return gs.ExpirationTimeByIndex[gsIx].After(t)
 }
 
-func GetLatest() common.GuardianSet {
-	return ByIndex[len(ByIndex)-1]
+// GetLatest get the lastest guardianset.
+func (gs GuardianSet) GetLatest() common.GuardianSet {
+	return gs.GstByIndex[len(gs.GstByIndex)-1]
 }
 
-var gs0ValidUntil = time.Unix(1628599904, 0) // Tue Aug 10 2021 12:51:44 GMT+0000
-var gs0 = common.GuardianSet{
-	Index: 0,
-	Keys: []eth_common.Address{
-		eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
-	},
+func getTestnetGuardianSet() GuardianSet {
+	const tenYears = time.Hour * 24 * 365 * 10
+	gs0TestValidUntil := time.Now().Add(tenYears)
+	gstest0 := common.GuardianSet{
+		Index: 0,
+		Keys: []eth_common.Address{
+			eth_common.HexToAddress("0x13947Bd48b18E53fdAeEe77F3473391aC727C638"), //
+		},
+	}
+	return GuardianSet{
+		GstByIndex:            []common.GuardianSet{gstest0},
+		ExpirationTimeByIndex: []time.Time{gs0TestValidUntil},
+	}
 }
 
-var gs1ValidUntil = time.Unix(1650566103, 0) // Thu Apr 21 2022 18:35:03 GMT+0000
-var gs1 = common.GuardianSet{
-	Index: 1,
-	Keys: []eth_common.Address{
-		eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
-		eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
-		eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
-		eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
-		eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
-		eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
-		eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
-		eth_common.HexToAddress("0xeB5F7389Fa26941519f0863349C223b73a6DDEE7"), // DokiaCapital
-		eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
-		eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
-		eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
-		eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
-		eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
-		eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
-		eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
-		eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
-		eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
-		eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
-		eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
-	},
-}
+func getMainnetGuardianSet() GuardianSet {
+	gs0ValidUntil := time.Unix(1628599904, 0) // Tue Aug 10 2021 12:51:44 GMT+0000
+	gs0 := common.GuardianSet{
+		Index: 0,
+		Keys: []eth_common.Address{
+			eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
+		},
+	}
 
-const tenYears = time.Hour * 24 * 365 * 10
+	gs1ValidUntil := time.Unix(1650566103, 0) // Thu Apr 21 2022 18:35:03 GMT+0000
+	gs1 := common.GuardianSet{
+		Index: 1,
+		Keys: []eth_common.Address{
+			eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
+			eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
+			eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
+			eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
+			eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
+			eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
+			eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
+			eth_common.HexToAddress("0xeB5F7389Fa26941519f0863349C223b73a6DDEE7"), // DokiaCapital
+			eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
+			eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
+			eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
+			eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
+			eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
+			eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
+			eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
+			eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
+			eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
+			eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
+			eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
+		},
+	}
 
-var gs2ValidUntil = time.Now().Add(tenYears) // still valid so we add 10 years
-var gs2 = common.GuardianSet{
-	Index: 2,
-	Keys: []eth_common.Address{
-		eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
-		eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
-		eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
-		eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
-		eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
-		eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
-		eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
-		eth_common.HexToAddress("0x66B9590e1c41e0B226937bf9217D1d67Fd4E91F5"), // FTX
-		eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
-		eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
-		eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
-		eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
-		eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
-		eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
-		eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
-		eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
-		eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
-		eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
-		eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
-		// devnet
-		// eth_common.HexToAddress("0xbeFA429d57cD18b7F8A4d91A2da9AB4AF05d0FBe"),
-	},
-}
+	const tenYears = time.Hour * 24 * 365 * 10
+	gs2ValidUntil := time.Now().Add(tenYears) // still valid so we add 10 years
+	gs2 := common.GuardianSet{
+		Index: 2,
+		Keys: []eth_common.Address{
+			eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
+			eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
+			eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
+			eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
+			eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
+			eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
+			eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
+			eth_common.HexToAddress("0x66B9590e1c41e0B226937bf9217D1d67Fd4E91F5"), // FTX
+			eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
+			eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
+			eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
+			eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
+			eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
+			eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
+			eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
+			eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
+			eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
+			eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
+			eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
+			// devnet
+			// eth_common.HexToAddress("0xbeFA429d57cD18b7F8A4d91A2da9AB4AF05d0FBe"),
+		},
+	}
 
-var gs3ValidUntil = time.Now().Add(tenYears) // still valid so we add 10 years
-var gs3 = common.GuardianSet{
-	Index: 3,
-	Keys: []eth_common.Address{
-		eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
-		eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
-		eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
-		eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
-		eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
-		eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
-		eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
-		eth_common.HexToAddress("0x15e7cAF07C4e3DC8e7C469f92C8Cd88FB8005a20"), // xLabs
-		eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
-		eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
-		eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
-		eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
-		eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
-		eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
-		eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
-		eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
-		eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
-		eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
-		eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
-	},
+	gs3ValidUntil := time.Now().Add(tenYears) // still valid so we add 10 years
+	gs3 := common.GuardianSet{
+		Index: 3,
+		Keys: []eth_common.Address{
+			eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
+			eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
+			eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
+			eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
+			eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
+			eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
+			eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
+			eth_common.HexToAddress("0x15e7cAF07C4e3DC8e7C469f92C8Cd88FB8005a20"), // xLabs
+			eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
+			eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
+			eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
+			eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
+			eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
+			eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
+			eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
+			eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
+			eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
+			eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
+			eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
+
+		},
+	}
+
+	return GuardianSet{
+		GstByIndex:            []common.GuardianSet{gs0, gs1, gs2, gs3},
+		ExpirationTimeByIndex: []time.Time{gs0ValidUntil, gs1ValidUntil, gs2ValidUntil, gs3ValidUntil},
+	}
 }
diff --git a/api/internal/config/config.go b/api/internal/config/config.go
index 06b70b5d..acdc8c5b 100644
--- a/api/internal/config/config.go
+++ b/api/internal/config/config.go
@@ -17,6 +17,13 @@ const (
 	RunModeDevelopmernt = "DEVELOPMENT"
 )
 
+// p2p network constants.
+const (
+	P2pMainNet = "mainnet"
+	P2pTestNet = "testnet"
+	P2pDevNet  = "devnet"
+)
+
 // AppConfig defines the configuration for the app.
 type AppConfig struct {
 	DB struct {
@@ -28,9 +35,10 @@ type AppConfig struct {
 		URL     string
 		Enabled bool
 	}
-	PORT     int
-	LogLevel string
-	RunMode  string
+	PORT       int
+	LogLevel   string
+	RunMode    string
+	P2pNetwork string
 }
 
 // GetLogLevel get zapcore.Level define in the configuraion.
@@ -42,7 +50,7 @@ func init() {
 	viper.SetDefault("port", 8000)
 	viper.SetDefault("loglevel", "INFO")
 	viper.SetDefault("runmode", "PRODUCTION")
-
+	viper.SetDefault("p2pnetwork", P2pMainNet)
 	// Consider environment variables in unmarshall doesn't work unless doing this: https://github.com/spf13/viper/issues/188#issuecomment-1168898503
 	b, err := json.Marshal(AppConfig{})
 	if err != nil {
diff --git a/api/main.go b/api/main.go
index d5107f3f..48b04841 100644
--- a/api/main.go
+++ b/api/main.go
@@ -132,10 +132,10 @@ func main() {
 	// Set up route handlers
 	app.Get("/swagger.json", GetSwagger)
 	wormscan.RegisterRoutes(app, rootLogger, vaaService, obsService, governorService, infrastructureService)
-	guardian.RegisterRoutes(app, rootLogger, vaaService, governorService, heartbeatsService)
+	guardian.RegisterRoutes(cfg, app, rootLogger, vaaService, governorService, heartbeatsService)
 
 	// Set up gRPC handlers
-	handler := rpcApi.NewHandler(vaaService, heartbeatsService, governorService, rootLogger)
+	handler := rpcApi.NewHandler(vaaService, heartbeatsService, governorService, rootLogger, cfg.P2pNetwork)
 	grpcServer := rpcApi.NewServer(handler, rootLogger)
 	grpcWebServer := grpcweb.WrapServer(grpcServer)
 	app.Use(
diff --git a/api/routes/guardian/guardian/controller.go b/api/routes/guardian/guardian/controller.go
index 21fc00a4..25f9ce57 100644
--- a/api/routes/guardian/guardian/controller.go
+++ b/api/routes/guardian/guardian/controller.go
@@ -9,12 +9,14 @@ import (
 
 // Controller definition.
 type Controller struct {
+	gs     guardian.GuardianSet
 	logger *zap.Logger
 }
 
 // NewController create a new controler.
-func NewController(logger *zap.Logger) *Controller {
-	return &Controller{logger: logger.With(zap.String("module", "GuardianController"))}
+func NewController(logger *zap.Logger, p2pNetwork string) *Controller {
+	return &Controller{gs: guardian.GetByEnv(p2pNetwork),
+		logger: logger.With(zap.String("module", "GuardianController"))}
 }
 
 // GuardianSetResponse response definition.
@@ -38,12 +40,13 @@ type GuardianSet struct {
 // @Router /v1/guardianset/current [get]
 func (c *Controller) GetGuardianSet(ctx *fiber.Ctx) error {
 	// check guardianSet exists.
-	if len(guardian.ByIndex) == 0 {
+	if len(c.gs.GstByIndex) == 0 {
 		return response.NewApiError(ctx, fiber.StatusServiceUnavailable, response.Unavailable,
 			"guardian set not fetched from chain yet", nil)
 	}
+
 	// get lasted guardianSet.
-	guardinSet := guardian.GetLatest()
+	guardinSet := c.gs.GetLatest()
 
 	// get guardian addresses.
 	addresses := make([]string, len(guardinSet.Keys))
diff --git a/api/routes/guardian/heartbeats/controller.go b/api/routes/guardian/heartbeats/controller.go
index 3c04a38c..9a663cbe 100644
--- a/api/routes/guardian/heartbeats/controller.go
+++ b/api/routes/guardian/heartbeats/controller.go
@@ -14,13 +14,15 @@ import (
 type Controller struct {
 	srv    *heartbeats.Service
 	logger *zap.Logger
+	gs     guardian.GuardianSet
 }
 
 // NewController create a new controler.
-func NewController(srv *heartbeats.Service, logger *zap.Logger) *Controller {
+func NewController(srv *heartbeats.Service, logger *zap.Logger, p2pNetwork string) *Controller {
 	return &Controller{
 		srv:    srv,
 		logger: logger.With(zap.String("module", "HeartbeatsController")),
+		gs:     guardian.GetByEnv(p2pNetwork),
 	}
 }
 
@@ -64,12 +66,12 @@ type HeartbeatNetworkResponse struct {
 // @Router /v1/heartbeats [get]
 func (c *Controller) GetLastHeartbeats(ctx *fiber.Ctx) error {
 	// check guardianSet exists.
-	if len(guardian.ByIndex) == 0 {
+	if len(c.gs.GstByIndex) == 0 {
 		return response.NewApiError(ctx, fiber.StatusServiceUnavailable, response.Unavailable,
 			"guardian set not fetched from chain yet", nil)
 	}
 	// get lasted guardianSet.
-	guardianSet := guardian.GetLatest()
+	guardianSet := c.gs.GetLatest()
 	guardianAddresses := guardianSet.KeysAsHexStrings()
 
 	// get last heartbeats by ids.
diff --git a/api/routes/guardian/routes.go b/api/routes/guardian/routes.go
index b66dfcfa..a604226e 100644
--- a/api/routes/guardian/routes.go
+++ b/api/routes/guardian/routes.go
@@ -5,6 +5,7 @@ import (
 	govsvc "github.com/wormhole-foundation/wormhole-explorer/api/handlers/governor"
 	heartbeatssvc "github.com/wormhole-foundation/wormhole-explorer/api/handlers/heartbeats"
 	vaasvc "github.com/wormhole-foundation/wormhole-explorer/api/handlers/vaa"
+	"github.com/wormhole-foundation/wormhole-explorer/api/internal/config"
 	"github.com/wormhole-foundation/wormhole-explorer/api/routes/guardian/governor"
 	"github.com/wormhole-foundation/wormhole-explorer/api/routes/guardian/guardian"
 	"github.com/wormhole-foundation/wormhole-explorer/api/routes/guardian/heartbeats"
@@ -14,6 +15,7 @@ import (
 
 // RegisterRoutes sets up the handlers for the Guardian API.
 func RegisterRoutes(
+	cfg *config.AppConfig,
 	app *fiber.App,
 	rootLogger *zap.Logger,
 	vaaService *vaasvc.Service,
@@ -24,8 +26,8 @@ func RegisterRoutes(
 	// Set up controllers
 	vaaCtrl := vaa.NewController(vaaService, rootLogger)
 	governorCtrl := governor.NewController(governorService, rootLogger)
-	guardianCtrl := guardian.NewController(rootLogger)
-	heartbeatsCtrl := heartbeats.NewController(heartbeatsService, rootLogger)
+	guardianCtrl := guardian.NewController(rootLogger, cfg.P2pNetwork)
+	heartbeatsCtrl := heartbeats.NewController(heartbeatsService, rootLogger, cfg.P2pNetwork)
 
 	// Set up route handlers
 	apiV1 := app.Group("/v1")
diff --git a/api/rpc/handler.go b/api/rpc/handler.go
index 5af301e4..c32b3ec1 100644
--- a/api/rpc/handler.go
+++ b/api/rpc/handler.go
@@ -23,6 +23,7 @@ import (
 // Handler rpc handler.
 type Handler struct {
 	publicrpcv1.UnimplementedPublicRPCServiceServer
+	gs     guardian.GuardianSet
 	vaaSrv *vaaservice.Service
 	hbSrv  *heartbeats.Service
 	govSrv *governor.Service
@@ -30,8 +31,8 @@ type Handler struct {
 }
 
 // NewHandler create a new rpc Handler.
-func NewHandler(vaaSrv *vaaservice.Service, hbSrv *heartbeats.Service, govSrv *governor.Service, logger *zap.Logger) *Handler {
-	return &Handler{vaaSrv: vaaSrv, hbSrv: hbSrv, govSrv: govSrv, logger: logger}
+func NewHandler(vaaSrv *vaaservice.Service, hbSrv *heartbeats.Service, govSrv *governor.Service, logger *zap.Logger, p2pNetwork string) *Handler {
+	return &Handler{gs: guardian.GetByEnv(p2pNetwork), vaaSrv: vaaSrv, hbSrv: hbSrv, govSrv: govSrv, logger: logger}
 }
 
 // GetSignedVAA get signedVAA by chainID, address, sequence.
@@ -85,12 +86,12 @@ func (h *Handler) GetSignedBatchVAA(ctx context.Context, _ *publicrpcv1.GetSigne
 // GetLastHeartbeats get last heartbeats.
 func (h *Handler) GetLastHeartbeats(ctx context.Context, request *publicrpcv1.GetLastHeartbeatsRequest) (*publicrpcv1.GetLastHeartbeatsResponse, error) {
 	// check guardianSet exists.
-	if len(guardian.ByIndex) == 0 {
+	if len(h.gs.GstByIndex) == 0 {
 		return nil, status.Error(codes.Unavailable, "guardian set not fetched from chain yet")
 	}
 
 	// get lasted guardianSet.
-	guardianSet := guardian.GetLatest()
+	guardianSet := h.gs.GetLatest()
 	guardianAddresses := guardianSet.KeysAsHexStrings()
 
 	// get last heartbeats by ids.
@@ -138,11 +139,11 @@ func (h *Handler) GetLastHeartbeats(ctx context.Context, request *publicrpcv1.Ge
 // GetCurrentGuardianSet get current guardian set.
 func (h *Handler) GetCurrentGuardianSet(ctx context.Context, request *publicrpcv1.GetCurrentGuardianSetRequest) (*publicrpcv1.GetCurrentGuardianSetResponse, error) {
 	// check guardianSet exists.
-	if len(guardian.ByIndex) == 0 {
+	if len(h.gs.GstByIndex) == 0 {
 		return nil, status.Error(codes.Unavailable, "guardian set not fetched from chain yet")
 	}
 	// get lasted guardianSet.
-	guardinSet := guardian.GetLatest()
+	guardinSet := h.gs.GetLatest()
 
 	// get guardian addresses.
 	addresses := make([]string, len(guardinSet.Keys))
diff --git a/deploy/api/api-service.yaml b/deploy/api/api-service.yaml
index eeb27f5e..c394be84 100644
--- a/deploy/api/api-service.yaml
+++ b/deploy/api/api-service.yaml
@@ -62,6 +62,8 @@ spec:
               value: {{ .WORMSCAN_LOGLEVEL }}
             - name: WORMSCAN_RUNMODE
               value: {{ .WORMSCAN_RUNMODE }}
+            - name: WORMSCAN_P2PNETWORK
+              value: {{ .WORMSCAN_P2PNETWORK }}
             - name: WORMSCAN_DB_URL
               valueFrom:
                 secretKeyRef:
diff --git a/deploy/api/env/dev.env b/deploy/api/env/dev.env
index 6bbfe69c..1a373c69 100644
--- a/deploy/api/env/dev.env
+++ b/deploy/api/env/dev.env
@@ -9,4 +9,5 @@ RESOURCES_REQUESTS_MEMORY=128Mi
 RESOURCES_REQUESTS_CPU=250m
 WORMSCAN_RUNMODE=DEVELOPMENT
 WORMSCAN_LOGLEVEL=INFO
+WORMSCAN_P2PNETWORK=
 HOSTNAME=api.staging.wormscan.io
diff --git a/fly/config/config.go b/fly/config/config.go
new file mode 100644
index 00000000..658eefa5
--- /dev/null
+++ b/fly/config/config.go
@@ -0,0 +1,54 @@
+package config
+
+import (
+	"errors"
+	"os"
+)
+
+// p2p network constants.
+const (
+	P2pMainNet = "mainnet"
+	P2pTestNet = "testnet"
+	P2pDevNet  = "devnet"
+)
+
+// p2p network configuration constants.
+const (
+	// mainnet p2p config.
+	MainNetP2ppNetworkID      = "/wormhole/mainnet/2"
+	MainNetP2pBootstrap       = "/dns4/wormhole-mainnet-v2-bootstrap.certus.one/udp/8999/quic/p2p/12D3KooWQp644DK27fd3d4Km3jr7gHiuJJ5ZGmy8hH4py7fP4FP7"
+	MainNetP2pPort       uint = 8999
+
+	// testnet p2p config.
+	TestNetP2ppNetworkID      = "/wormhole/testnet/2/1"
+	TestNetP2pBootstrap       = "/dns4/wormhole-testnet-v2-bootstrap.certus.one/udp/8999/quic/p2p/12D3KooWAkB9ynDur1Jtoa97LBUp8RXdhzS5uHgAfdTquJbrbN7i"
+	TestNetP2pPort       uint = 8999
+
+	// devnet p2p config.
+	DevNetP2ppNetworkID      = "/wormhole/dev"
+	DevNetP2pBootstrap       = "/dns4/guardian-0.guardian/udp/8999/quic/p2p/12D3KooWL3XJ9EMCyZvmmGXL2LMiVBtrVa2BuESsJiXkSj7333Jw"
+	DevNetP2pPort       uint = 8999
+)
+
+// P2pNetworkConfig config struct.
+type P2pNetworkConfig struct {
+	Enviroment   string
+	P2pNetworkID string
+	P2pBootstrap string
+	P2pPort      uint
+}
+
+// GetP2pNetwork get p2p network config.
+func GetP2pNetwork() (*P2pNetworkConfig, error) {
+	p2pEnviroment := os.Getenv("P2P_NETWORK")
+	switch p2pEnviroment {
+	case P2pMainNet:
+		return &P2pNetworkConfig{P2pMainNet, MainNetP2ppNetworkID, MainNetP2pBootstrap, MainNetP2pPort}, nil
+	case P2pTestNet:
+		return &P2pNetworkConfig{P2pTestNet, TestNetP2ppNetworkID, TestNetP2pBootstrap, TestNetP2pPort}, nil
+	case P2pDevNet:
+		return &P2pNetworkConfig{P2pDevNet, DevNetP2ppNetworkID, DevNetP2pBootstrap, DevNetP2pPort}, nil
+	default:
+		return nil, errors.New("invalid P2P_NETWORK enviroment variable")
+	}
+}
diff --git a/fly/guardiansets/gst_data.go b/fly/guardiansets/gst_data.go
deleted file mode 100644
index fd232516..00000000
--- a/fly/guardiansets/gst_data.go
+++ /dev/null
@@ -1,116 +0,0 @@
-// Package guardiansets contains historical guardian set information.
-// TODO: HARDCODING for now. Let's get this from an ethereum node later.
-package guardiansets
-
-import (
-	"time"
-
-	"github.com/certusone/wormhole/node/pkg/common"
-	eth_common "github.com/ethereum/go-ethereum/common"
-)
-
-var ByIndex = []common.GuardianSet{gs0, gs1, gs2, gs3}
-var ExpirationTimeByIndex = []time.Time{gs0ValidUntil, gs1ValidUntil, gs2ValidUntil, gs3ValidUntil}
-
-func IsValid(gsIx uint32, t time.Time) bool {
-	if gsIx < 0 || int(gsIx) > len(ByIndex) {
-		return false
-	}
-
-	return ExpirationTimeByIndex[gsIx].After(t)
-}
-
-func GetLatest() common.GuardianSet {
-	return ByIndex[len(ByIndex)-1]
-}
-
-var gs0ValidUntil = time.Unix(1628599904, 0) // Tue Aug 10 2021 12:51:44 GMT+0000
-var gs0 = common.GuardianSet{
-	Index: 0,
-	Keys: []eth_common.Address{
-		eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
-	},
-}
-
-var gs1ValidUntil = time.Unix(1650566103, 0) // Thu Apr 21 2022 18:35:03 GMT+0000
-var gs1 = common.GuardianSet{
-	Index: 1,
-	Keys: []eth_common.Address{
-		eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
-		eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
-		eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
-		eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
-		eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
-		eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
-		eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
-		eth_common.HexToAddress("0xeB5F7389Fa26941519f0863349C223b73a6DDEE7"), // DokiaCapital
-		eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
-		eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
-		eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
-		eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
-		eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
-		eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
-		eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
-		eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
-		eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
-		eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
-		eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
-	},
-}
-
-const tenYears = time.Hour * 24 * 365 * 10
-
-var gs2ValidUntil = time.Now().Add(tenYears) // still valid so we add 10 years
-var gs2 = common.GuardianSet{
-	Index: 2,
-	Keys: []eth_common.Address{
-		eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
-		eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
-		eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
-		eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
-		eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
-		eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
-		eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
-		eth_common.HexToAddress("0x66B9590e1c41e0B226937bf9217D1d67Fd4E91F5"), // FTX
-		eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
-		eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
-		eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
-		eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
-		eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
-		eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
-		eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
-		eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
-		eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
-		eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
-		eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
-		// devnet
-		// eth_common.HexToAddress("0xbeFA429d57cD18b7F8A4d91A2da9AB4AF05d0FBe"),
-	},
-}
-
-var gs3ValidUntil = time.Now().Add(tenYears) // still valid so we add 10 years
-var gs3 = common.GuardianSet{
-	Index: 3,
-	Keys: []eth_common.Address{
-		eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
-		eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
-		eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
-		eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
-		eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
-		eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
-		eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
-		eth_common.HexToAddress("0x15e7cAF07C4e3DC8e7C469f92C8Cd88FB8005a20"), // xLabs
-		eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
-		eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
-		eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
-		eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
-		eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
-		eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
-		eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
-		eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
-		eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
-		eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
-		eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
-
-	},
-}
diff --git a/fly/guardiansets/guardianset.go b/fly/guardiansets/guardianset.go
new file mode 100644
index 00000000..73aec5ce
--- /dev/null
+++ b/fly/guardiansets/guardianset.go
@@ -0,0 +1,150 @@
+package guardiansets
+
+import (
+	"time"
+
+	"github.com/certusone/wormhole/node/pkg/common"
+	eth_common "github.com/ethereum/go-ethereum/common"
+	"github.com/wormhole-foundation/wormhole-explorer/fly/config"
+)
+
+// GuardianSet definition.
+type GuardianSet struct {
+	GstByIndex            []common.GuardianSet
+	ExpirationTimeByIndex []time.Time
+}
+
+// Get get guardianset config by enviroment.
+func GetByEnv(enviroment string) GuardianSet {
+	switch enviroment {
+	case config.P2pTestNet:
+		return getTestnetGuardianSet()
+	default:
+		return getMainnetGuardianSet()
+	}
+}
+
+// IsValid check if a guardianSet is valid.
+func (gs GuardianSet) IsValid(gsIx uint32, t time.Time) bool {
+	if gsIx < 0 || int(gsIx) > len(gs.GstByIndex) {
+		return false
+	}
+	return gs.ExpirationTimeByIndex[gsIx].After(t)
+}
+
+// GetLatest get the lastest guardianset.
+func (gs GuardianSet) GetLatest() common.GuardianSet {
+	return gs.GstByIndex[len(gs.GstByIndex)-1]
+}
+
+func getTestnetGuardianSet() GuardianSet {
+	const tenYears = time.Hour * 24 * 365 * 10
+	gs0TestValidUntil := time.Now().Add(tenYears)
+	gstest0 := common.GuardianSet{
+		Index: 0,
+		Keys: []eth_common.Address{
+			eth_common.HexToAddress("0x13947Bd48b18E53fdAeEe77F3473391aC727C638"), //
+		},
+	}
+	return GuardianSet{
+		GstByIndex:            []common.GuardianSet{gstest0},
+		ExpirationTimeByIndex: []time.Time{gs0TestValidUntil},
+	}
+}
+
+func getMainnetGuardianSet() GuardianSet {
+	gs0ValidUntil := time.Unix(1628599904, 0) // Tue Aug 10 2021 12:51:44 GMT+0000
+	gs0 := common.GuardianSet{
+		Index: 0,
+		Keys: []eth_common.Address{
+			eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
+		},
+	}
+
+	gs1ValidUntil := time.Unix(1650566103, 0) // Thu Apr 21 2022 18:35:03 GMT+0000
+	gs1 := common.GuardianSet{
+		Index: 1,
+		Keys: []eth_common.Address{
+			eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
+			eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
+			eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
+			eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
+			eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
+			eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
+			eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
+			eth_common.HexToAddress("0xeB5F7389Fa26941519f0863349C223b73a6DDEE7"), // DokiaCapital
+			eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
+			eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
+			eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
+			eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
+			eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
+			eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
+			eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
+			eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
+			eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
+			eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
+			eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
+		},
+	}
+
+	const tenYears = time.Hour * 24 * 365 * 10
+	gs2ValidUntil := time.Now().Add(tenYears) // still valid so we add 10 years
+	gs2 := common.GuardianSet{
+		Index: 2,
+		Keys: []eth_common.Address{
+			eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
+			eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
+			eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
+			eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
+			eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
+			eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
+			eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
+			eth_common.HexToAddress("0x66B9590e1c41e0B226937bf9217D1d67Fd4E91F5"), // FTX
+			eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
+			eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
+			eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
+			eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
+			eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
+			eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
+			eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
+			eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
+			eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
+			eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
+			eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
+			// devnet
+			// eth_common.HexToAddress("0xbeFA429d57cD18b7F8A4d91A2da9AB4AF05d0FBe"),
+		},
+	}
+
+	gs3ValidUntil := time.Now().Add(tenYears) // still valid so we add 10 years
+	gs3 := common.GuardianSet{
+		Index: 3,
+		Keys: []eth_common.Address{
+			eth_common.HexToAddress("0x58CC3AE5C097b213cE3c81979e1B9f9570746AA5"), // Certus One
+			eth_common.HexToAddress("0xfF6CB952589BDE862c25Ef4392132fb9D4A42157"), // Staked
+			eth_common.HexToAddress("0x114De8460193bdf3A2fCf81f86a09765F4762fD1"), // Figment
+			eth_common.HexToAddress("0x107A0086b32d7A0977926A205131d8731D39cbEB"), // ChainodeTech
+			eth_common.HexToAddress("0x8C82B2fd82FaeD2711d59AF0F2499D16e726f6b2"), // Inotel
+			eth_common.HexToAddress("0x11b39756C042441BE6D8650b69b54EbE715E2343"), // HashQuark
+			eth_common.HexToAddress("0x54Ce5B4D348fb74B958e8966e2ec3dBd4958a7cd"), // ChainLayer
+			eth_common.HexToAddress("0x15e7cAF07C4e3DC8e7C469f92C8Cd88FB8005a20"), // xLabs
+			eth_common.HexToAddress("0x74a3bf913953D695260D88BC1aA25A4eeE363ef0"), // Forbole
+			eth_common.HexToAddress("0x000aC0076727b35FBea2dAc28fEE5cCB0fEA768e"), // Staking Fund
+			eth_common.HexToAddress("0xAF45Ced136b9D9e24903464AE889F5C8a723FC14"), // MoonletWallet
+			eth_common.HexToAddress("0xf93124b7c738843CBB89E864c862c38cddCccF95"), // P2P Validator
+			eth_common.HexToAddress("0xD2CC37A4dc036a8D232b48f62cDD4731412f4890"), // 01node
+			eth_common.HexToAddress("0xDA798F6896A3331F64b48c12D1D57Fd9cbe70811"), // MCF-V2-MAINNET
+			eth_common.HexToAddress("0x71AA1BE1D36CaFE3867910F99C09e347899C19C3"), // Everstake
+			eth_common.HexToAddress("0x8192b6E7387CCd768277c17DAb1b7a5027c0b3Cf"), // Chorus One
+			eth_common.HexToAddress("0x178e21ad2E77AE06711549CFBB1f9c7a9d8096e8"), // syncnode
+			eth_common.HexToAddress("0x5E1487F35515d02A92753504a8D75471b9f49EdB"), // Triton
+			eth_common.HexToAddress("0x6FbEBc898F403E4773E95feB15E80C9A99c8348d"), // Staking Facilities
+
+		},
+	}
+
+	return GuardianSet{
+		GstByIndex:            []common.GuardianSet{gs0, gs1, gs2, gs3},
+		ExpirationTimeByIndex: []time.Time{gs0ValidUntil, gs1ValidUntil, gs2ValidUntil, gs3ValidUntil},
+	}
+}
diff --git a/fly/main.go b/fly/main.go
index 21fa81b1..4385a9cf 100644
--- a/fly/main.go
+++ b/fly/main.go
@@ -2,7 +2,6 @@ package main
 
 import (
 	"context"
-	"errors"
 	"flag"
 
 	"fmt"
@@ -12,6 +11,7 @@ import (
 	"github.com/aws/aws-sdk-go/aws/credentials"
 	"github.com/aws/aws-sdk-go/aws/session"
 	"github.com/go-redis/redis/v8"
+	"github.com/wormhole-foundation/wormhole-explorer/fly/config"
 	"github.com/wormhole-foundation/wormhole-explorer/fly/deduplicator"
 	"github.com/wormhole-foundation/wormhole-explorer/fly/guardiansets"
 	"github.com/wormhole-foundation/wormhole-explorer/fly/internal/sqs"
@@ -39,31 +39,6 @@ import (
 	"github.com/joho/godotenv"
 )
 
-// p2p network constants.
-const (
-	p2pMainNet = "mainnet"
-	p2pTestNet = "testnet"
-	p2pDevNet  = "devnet"
-)
-
-// p2p network configuration constants.
-const (
-	// mainnet p2p config.
-	MainNetP2ppNetworkID      = "/wormhole/mainnet/2"
-	MainNetP2pBootstrap       = "/dns4/wormhole-mainnet-v2-bootstrap.certus.one/udp/8999/quic/p2p/12D3KooWQp644DK27fd3d4Km3jr7gHiuJJ5ZGmy8hH4py7fP4FP7"
-	MainNetP2pPort       uint = 8999
-
-	// testnet p2p config.
-	TestNetP2ppNetworkID      = "/wormhole/testnet/2/1"
-	TestNetP2pBootstrap       = "/dns4/wormhole-testnet-v2-bootstrap.certus.one/udp/8999/quic/p2p/12D3KooWAkB9ynDur1Jtoa97LBUp8RXdhzS5uHgAfdTquJbrbN7i"
-	TestNetP2pPort       uint = 8999
-
-	// devnet p2p config.
-	DevNetP2ppNetworkID      = "/wormhole/dev"
-	DevNetP2pBootstrap       = "/dns4/guardian-0.guardian/udp/8999/quic/p2p/12D3KooWL3XJ9EMCyZvmmGXL2LMiVBtrVa2BuESsJiXkSj7333Jw"
-	DevNetP2pPort       uint = 8999
-)
-
 var (
 	rootCtx       context.Context
 	rootCtxCancel context.CancelFunc
@@ -74,13 +49,6 @@ var (
 	logLevel    string
 )
 
-// P2pNetworkConfig config struct.
-type P2pNetworkConfig struct {
-	P2pNetworkID string
-	P2pBootstrap string
-	P2pPort      uint
-}
-
 func getenv(key string) (string, error) {
 	v := os.Getenv(key)
 	if v == "" {
@@ -89,20 +57,6 @@ func getenv(key string) (string, error) {
 	return v, nil
 }
 
-func getP2pNetwork() (*P2pNetworkConfig, error) {
-	p2pEnviroment := os.Getenv("P2P_NETWORK")
-	switch p2pEnviroment {
-	case p2pMainNet:
-		return &P2pNetworkConfig{MainNetP2ppNetworkID, MainNetP2pBootstrap, MainNetP2pPort}, nil
-	case p2pTestNet:
-		return &P2pNetworkConfig{TestNetP2ppNetworkID, TestNetP2pBootstrap, TestNetP2pPort}, nil
-	case p2pDevNet:
-		return &P2pNetworkConfig{DevNetP2ppNetworkID, DevNetP2pBootstrap, DevNetP2pPort}, nil
-	default:
-		return nil, errors.New("invalid P2P_NETWORK enviroment variable")
-	}
-}
-
 // TODO refactor to another file/package
 func newAwsSession() (*session.Session, error) {
 	region, err := getenv("AWS_REGION")
@@ -214,7 +168,7 @@ func main() {
 	defer rootCtxCancel()
 
 	// get p2p values to connect p2p network
-	p2pNetworkConfig, err := getP2pNetwork()
+	p2pNetworkConfig, err := config.GetP2pNetwork()
 	if err != nil {
 		fmt.Println(err)
 		os.Exit(1)
@@ -296,10 +250,12 @@ func main() {
 
 	// Governor status
 	govStatusC := make(chan *gossipv1.SignedChainGovernorStatus, 50)
+
 	// Bootstrap guardian set, otherwise heartbeats would be skipped
 	// TODO: fetch this and probably figure out how to update it live
-	gs := guardiansets.GetLatest()
-	gst.Set(&gs)
+	gs := guardiansets.GetByEnv(p2pNetworkConfig.Enviroment)
+	gsLastet := gs.GetLatest()
+	gst.Set(&gsLastet)
 
 	// Ignore observation requests
 	// Note: without this, the whole program hangs on observation requests