Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 selfa.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::6815:318b answers · 443✓ 2606:4700:3035::ac43:a383 answers · 443 | yes |
| www over IPv6 www.selfa.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3035::ac43:a383 answers · 443✓ 2606:4700:3032::6815:318b answers · 443 | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. selfa-app.mail.protection.outlook.com ✓ | yes |
| Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. gina.ns.cloudflare.com ✓keaton.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 200. https://selfa.app/ via 2606:4700:3032::6815:318b → 200 | works |
selfa.app Has IPv6
| A (IPv4) | 172.67.163.131 104.21.49.139 |
|---|---|
| AAAA (IPv6) | 2606:4700:3032::6815:318b 2606:4700:3035::ac43:a383 |
www.selfa.app Has IPv6
| A (IPv4) | 172.67.163.131 104.21.49.139 |
|---|---|
| AAAA (IPv6) | 2606:4700:3035::ac43:a383 2606:4700:3032::6815:318b |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/vJQ40-i9i8 · How we measure
Checked 2026-11-15 03:25:40 UTC. Full DNS report: dns.pizza/domain/selfa.app · Age, certificate and blocklists: how.is/selfa.app · JSON: /api/v1/selfa.app