Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 trybarclaysimpsonbase.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::ac43:d1bc answers · 443✓ 2606:4700:3033::6815:22db answers · 443 | yes |
| www over IPv6 www.trybarclaysimpsonbase.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3033::6815:22db answers · 443✓ 2606:4700:3037::ac43:d1bc answers · 443 | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. aspmx.l.google.com ✓alt3.aspmx.l.google.com ✓alt4.aspmx.l.google.com ✓alt1.aspmx.l.google.com ✓alt2.aspmx.l.google.com ✓ | yes |
| Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. arturo.ns.cloudflare.com ✓joselyn.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 404. https://trybarclaysimpsonbase.com/ via 2606:4700:3037::ac43:d1bc → 404 | works |
trybarclaysimpsonbase.com Has IPv6
| A (IPv4) | 172.67.209.188 104.21.34.219 |
|---|---|
| AAAA (IPv6) | 2606:4700:3037::ac43:d1bc 2606:4700:3033::6815:22db |
www.trybarclaysimpsonbase.com Has IPv6
| A (IPv4) | 104.21.34.219 172.67.209.188 |
|---|---|
| AAAA (IPv6) | 2606:4700:3033::6815:22db 2606:4700:3037::ac43:d1bc |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/P3F0ZzCwgC · How we measure
Checked 2026-10-30 16:29:08 UTC. Full DNS report: dns.pizza/domain/trybarclaysimpsonbase.com · JSON: /api/v1/trybarclaysimpsonbase.com