diff --git a/nettest/nettest.go b/nettest/nettest.go
index 83ba858..ae5413b 100644
--- a/nettest/nettest.go
+++ b/nettest/nettest.go
@@ -95,13 +95,8 @@
 		// This is an internal network name for testing on the
 		// package net of the standard library.
 		switch runtime.GOOS {
-		case "android", "fuchsia", "hurd", "js", "nacl", "plan9", "windows":
+		case "android", "fuchsia", "hurd", "ios", "js", "nacl", "plan9", "windows":
 			return false
-		case "darwin", "ios":
-			// iOS doesn't support it.
-			if runtime.GOARCH == "arm" || runtime.GOARCH == "arm64" {
-				return false
-			}
 		}
 	case "ip", "ip4", "ip6":
 		switch runtime.GOOS {
@@ -114,15 +109,10 @@
 		}
 	case "unix", "unixgram":
 		switch runtime.GOOS {
-		case "android", "fuchsia", "hurd", "js", "nacl", "plan9", "windows":
+		case "android", "fuchsia", "hurd", "ios", "js", "nacl", "plan9", "windows":
 			return false
 		case "aix":
 			return unixStrmDgramEnabled()
-		case "darwin", "ios":
-			// iOS does not support unix, unixgram.
-			if runtime.GOARCH == "arm" || runtime.GOARCH == "arm64" {
-				return false
-			}
 		}
 	case "unixpacket":
 		switch runtime.GOOS {