Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 qutz.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::6815:2d3e answers · 443✓ 2606:4700:3030::ac43:d2ba answers · 443 | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. route3.mx.cloudflare.net ✓route2.mx.cloudflare.net ✓route1.mx.cloudflare.net ✓ | yes |
| Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. coleman.ns.cloudflare.com ✓georgia.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://qutz.app/ via 2606:4700:3034::6815:2d3e → 530 | ? |
qutz.app Has IPv6
| A (IPv4) | 104.21.45.62 172.67.210.186 |
|---|---|
| AAAA (IPv6) | 2606:4700:3034::6815:2d3e 2606:4700:3030::ac43:d2ba |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/9Tq2uymLCd · How we measure
Checked 2026-11-11 06:31:13 UTC. Full DNS report: dns.pizza/domain/qutz.app · Age, certificate and blocklists: how.is/qutz.app · JSON: /api/v1/qutz.app