Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 spinformula.fun has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3033::6815:57a2 answers · 443✓ 2606:4700:3031::ac43:90aa answers · 443 | yes |
| www over IPv6 www.spinformula.fun has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::ac43:90aa answers · 443✓ 2606:4700:3033::6815:57a2 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. iris.ns.cloudflare.com ✓langston.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 200. https://spinformula.fun/ via 2606:4700:3033::6815:57a2 → 200 | works |
spinformula.fun Has IPv6
| A (IPv4) | 172.67.144.170 104.21.87.162 |
|---|---|
| AAAA (IPv6) | 2606:4700:3033::6815:57a2 2606:4700:3031::ac43:90aa |
www.spinformula.fun Has IPv6
| A (IPv4) | 104.21.87.162 172.67.144.170 |
|---|---|
| AAAA (IPv6) | 2606:4700:3031::ac43:90aa 2606:4700:3033::6815:57a2 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/v0nOblwWjz · How we measure
Checked 2026-11-12 08:42:06 UTC. Full DNS report: dns.pizza/domain/spinformula.fun · Age, certificate and blocklists: how.is/spinformula.fun · JSON: /api/v1/spinformula.fun