Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 souzhongzi.work has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::ac43:a229 answers · 443✓ 2606:4700:3036::6815:f66 answers · 443 | yes |
| www over IPv6 www.souzhongzi.work has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::ac43:a229 answers · 443✓ 2606:4700:3036::6815:f66 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. andronicus.ns.cloudflare.com ✓mimi.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 403. https://souzhongzi.work/ via 2606:4700:3032::ac43:a229 → 403 | works |
souzhongzi.work Has IPv6
| A (IPv4) | 172.67.162.41 104.21.15.102 |
|---|---|
| AAAA (IPv6) | 2606:4700:3032::ac43:a229 2606:4700:3036::6815:f66 |
www.souzhongzi.work Has IPv6
| A (IPv4) | 172.67.162.41 104.21.15.102 |
|---|---|
| AAAA (IPv6) | 2606:4700:3032::ac43:a229 2606:4700:3036::6815:f66 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/6TVD6MFJJE · How we measure
Checked 2026-11-10 16:17:40 UTC. Full DNS report: dns.pizza/domain/souzhongzi.work · Age, certificate and blocklists: how.is/souzhongzi.work · JSON: /api/v1/souzhongzi.work