Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 12xy.buzz has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::ac43:a962 answers · 443✓ 2606:4700:3037::6815:576c answers · 443 | yes |
| www over IPv6 www.12xy.buzz has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::6815:576c answers · 443✓ 2606:4700:3032::ac43:a962 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. brad.ns.cloudflare.com ✓luciana.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 403. https://12xy.buzz/ via 2606:4700:3032::ac43:a962 → 403 | works |
12xy.buzz Has IPv6
| A (IPv4) | 172.67.169.98 104.21.87.108 |
|---|---|
| AAAA (IPv6) | 2606:4700:3032::ac43:a962 2606:4700:3037::6815:576c |
www.12xy.buzz Has IPv6
| A (IPv4) | 104.21.87.108 172.67.169.98 |
|---|---|
| AAAA (IPv6) | 2606:4700:3037::6815:576c 2606:4700:3032::ac43:a962 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/jt-cHJv6-- · How we measure
Checked 2026-11-13 09:23:02 UTC. Full DNS report: dns.pizza/domain/12xy.buzz · Age, certificate and blocklists: how.is/12xy.buzz · JSON: /api/v1/12xy.buzz