Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 ureadapp.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::ac43:8ad1 answers · 443✓ 2606:4700:3034::6815:5eac answers · 443 | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. route2.mx.cloudflare.net ✓route3.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. lady.ns.cloudflare.com ✓sean.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 200. https://ureadapp.com/ via 2606:4700:3032::ac43:8ad1 → 200 | works |
ureadapp.com Has IPv6
| A (IPv4) | 104.21.94.172 172.67.138.209 |
|---|---|
| AAAA (IPv6) | 2606:4700:3032::ac43:8ad1 2606:4700:3034::6815:5eac |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/VDrpEkj9nH · How we measure
Checked 2026-11-11 11:56:57 UTC. Full DNS report: dns.pizza/domain/ureadapp.com · Age, certificate and blocklists: how.is/ureadapp.com · JSON: /api/v1/ureadapp.com