Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 gs4a.asia has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3036::ac43:d0e6 answers · 443✓ 2606:4700:3037::6815:4d8a answers · 443 | yes |
| www over IPv6 www.gs4a.asia has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3036::ac43:d0e6 answers · 443✓ 2606:4700:3037::6815:4d8a answers · 443 | yes |
| Mail servers (MX) have IPv6 No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record. | yes |
| Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. eloise.ns.cloudflare.com ✓lex.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Answered over IPv6 with a server error (HTTP 530) — can't tell whether that's specific to IPv6. https://gs4a.asia/ via 2606:4700:3036::ac43:d0e6 → 530 | ? |
gs4a.asia Has IPv6
| A (IPv4) | 104.21.77.138 172.67.208.230 |
|---|---|
| AAAA (IPv6) | 2606:4700:3036::ac43:d0e6 2606:4700:3037::6815:4d8a |
www.gs4a.asia Has IPv6
| A (IPv4) | 172.67.208.230 104.21.77.138 |
|---|---|
| AAAA (IPv6) | 2606:4700:3036::ac43:d0e6 2606:4700:3037::6815:4d8a |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/Sy01Qa0oud · How we measure
Checked 2026-11-11 01:42:15 UTC. Full DNS report: dns.pizza/domain/gs4a.asia · Age, certificate and blocklists: how.is/gs4a.asia · JSON: /api/v1/gs4a.asia