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-rw-r--r--ipv6test.go.new41
1 files changed, 0 insertions, 41 deletions
diff --git a/ipv6test.go.new b/ipv6test.go.new
index c9d814e..7587650 100644
--- a/ipv6test.go.new
+++ b/ipv6test.go.new
@@ -12,44 +12,3 @@ const (
ipv6TestHost = "ipv6.google.com"
testPort = "443" // HTTPS port
)
-
-func main() {
- // --- Step 1: Fast DNS Lookup ---
- // We'll use a separate, short timeout just for the DNS resolution.
- // If DNS is broken, we'll know in a second or two.
- dnsTimeout := 2 * time.Second
- ctx, cancel := context.WithTimeout(context.Background(), dnsTimeout)
- defer cancel()
-
- // net.DefaultResolver.LookupIPAddr forces the resolver to look up the host.
- // We specify "ip6" to ensure we only get AAAA records.
- addrs, err := net.DefaultResolver.LookupIPAddr(ctx, "ip6", ipv6TestHost)
- if err != nil {
- fmt.Printf("IPv6 DNS resolution failed: %v\n", err)
- fmt.Println("This likely means your network cannot resolve IPv6 addresses.")
- os.Exit(1)
- }
-
- if len(addrs) == 0 {
- fmt.Printf("No IPv6 addresses found for %s\n", ipv6TestHost)
- os.Exit(1)
- }
-
- // If we get here, DNS is working. Let's use the first address we found.
- targetIP := addrs[0].IP.String()
- fmt.Printf("Successfully resolved %s to IPv6 address: %s\n", ipv6TestHost, targetIP)
-
- // --- Step 2: Connection Attempt ---
- // Now we try to connect to the IP we found. This tests routing and firewalls.
- connectionTimeout := 3 * time.Second
- conn, err := net.DialTimeout("tcp6", net.JoinHostPort(targetIP, testPort), connectionTimeout)
- if err != nil {
- fmt.Printf("IPv6 connection to %s failed: %v\n", targetIP, err)
- fmt.Println("This likely means your network has an IPv6 routing or firewall issue.")
- os.Exit(1)
- }
- defer conn.Close()
-
- fmt.Println("IPv6 connectivity test successful.")
- os.Exit(0)
-}