Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 phzeno.click has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::ac43:dd84 answers · 443✓ 2606:4700:3036::6815:1903 answers · 443 | yes |
| www over IPv6 www.phzeno.click has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::ac43:dd84 answers · 443✓ 2606:4700:3036::6815:1903 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. jen.ns.cloudflare.com ✓lex.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200. https://phzeno.click/ via 2606:4700:3037::ac43:dd84 → 302https://phzeno2.com/ via 2606:4700:3030::6815:2829 → 200 | works |
phzeno.click Has IPv6
| A (IPv4) | 172.67.221.132 104.21.25.3 |
|---|---|
| AAAA (IPv6) | 2606:4700:3037::ac43:dd84 2606:4700:3036::6815:1903 |
www.phzeno.click Has IPv6
| A (IPv4) | 172.67.221.132 104.21.25.3 |
|---|---|
| AAAA (IPv6) | 2606:4700:3037::ac43:dd84 2606:4700:3036::6815:1903 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/NbRIIJ2f7w · How we measure
Checked 2026-11-12 11:21:26 UTC. Full DNS report: dns.pizza/domain/phzeno.click · Age, certificate and blocklists: how.is/phzeno.click · JSON: /api/v1/phzeno.click