diff --git a/app/dns/fakedns/fakedns_test.go b/app/dns/fakedns/fakedns_test.go
index a9ddc4cf..b0812f62 100644
--- a/app/dns/fakedns/fakedns_test.go
+++ b/app/dns/fakedns/fakedns_test.go
@@ -4,6 +4,7 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+
 	"github.com/xtls/xray-core/common"
 	"github.com/xtls/xray-core/common/net"
 	"github.com/xtls/xray-core/common/uuid"
@@ -18,7 +19,7 @@ func TestFakeDnsHolderCreateMapping(t *testing.T) {
 	fkdns, err := NewFakeDNSHolder()
 	common.Must(err)
 
-	addr := fkdns.GetFakeIPForDomain("fakednstest.v2fly.org")
+	addr := fkdns.GetFakeIPForDomain("fakednstest.example.com")
 	assert.Equal(t, "240.", addr[0].IP().String()[0:4])
 }
 
@@ -26,10 +27,10 @@ func TestFakeDnsHolderCreateMappingMany(t *testing.T) {
 	fkdns, err := NewFakeDNSHolder()
 	common.Must(err)
 
-	addr := fkdns.GetFakeIPForDomain("fakednstest.v2fly.org")
+	addr := fkdns.GetFakeIPForDomain("fakednstest.example.com")
 	assert.Equal(t, "240.", addr[0].IP().String()[0:4])
 
-	addr2 := fkdns.GetFakeIPForDomain("fakednstest2.v2fly.org")
+	addr2 := fkdns.GetFakeIPForDomain("fakednstest2.example.com")
 	assert.Equal(t, "240.", addr2[0].IP().String()[0:4])
 	assert.NotEqual(t, addr[0].IP().String(), addr2[0].IP().String())
 }
@@ -38,17 +39,17 @@ func TestFakeDnsHolderCreateMappingManyAndResolve(t *testing.T) {
 	fkdns, err := NewFakeDNSHolder()
 	common.Must(err)
 
-	addr := fkdns.GetFakeIPForDomain("fakednstest.v2fly.org")
-	addr2 := fkdns.GetFakeIPForDomain("fakednstest2.v2fly.org")
+	addr := fkdns.GetFakeIPForDomain("fakednstest.example.com")
+	addr2 := fkdns.GetFakeIPForDomain("fakednstest2.example.com")
 
 	{
 		result := fkdns.GetDomainFromFakeDNS(addr[0])
-		assert.Equal(t, "fakednstest.v2fly.org", result)
+		assert.Equal(t, "fakednstest.example.com", result)
 	}
 
 	{
 		result := fkdns.GetDomainFromFakeDNS(addr2[0])
-		assert.Equal(t, "fakednstest2.v2fly.org", result)
+		assert.Equal(t, "fakednstest2.example.com", result)
 	}
 }
 
@@ -56,8 +57,8 @@ func TestFakeDnsHolderCreateMappingManySingleDomain(t *testing.T) {
 	fkdns, err := NewFakeDNSHolder()
 	common.Must(err)
 
-	addr := fkdns.GetFakeIPForDomain("fakednstest.v2fly.org")
-	addr2 := fkdns.GetFakeIPForDomain("fakednstest.v2fly.org")
+	addr := fkdns.GetFakeIPForDomain("fakednstest.example.com")
+	addr2 := fkdns.GetFakeIPForDomain("fakednstest.example.com")
 	assert.Equal(t, addr[0].IP().String(), addr2[0].IP().String())
 }
 
@@ -72,23 +73,23 @@ func TestFakeDnsHolderCreateMappingAndRollOver(t *testing.T) {
 
 	common.Must(err)
 
-	addr := fkdns.GetFakeIPForDomain("fakednstest.v2fly.org")
-	addr2 := fkdns.GetFakeIPForDomain("fakednstest2.v2fly.org")
+	addr := fkdns.GetFakeIPForDomain("fakednstest.example.com")
+	addr2 := fkdns.GetFakeIPForDomain("fakednstest2.example.com")
 
 	for i := 0; i <= 8192; i++ {
 		{
 			result := fkdns.GetDomainFromFakeDNS(addr[0])
-			assert.Equal(t, "fakednstest.v2fly.org", result)
+			assert.Equal(t, "fakednstest.example.com", result)
 		}
 
 		{
 			result := fkdns.GetDomainFromFakeDNS(addr2[0])
-			assert.Equal(t, "fakednstest2.v2fly.org", result)
+			assert.Equal(t, "fakednstest2.example.com", result)
 		}
 
 		{
 			uuid := uuid.New()
-			domain := uuid.String() + ".fakednstest.v2fly.org"
+			domain := uuid.String() + ".fakednstest.example.com"
 			tempAddr := fkdns.GetFakeIPForDomain(domain)
 			rsaddr := tempAddr[0].IP().String()