Has both IPv4 (A) and IPv6 (AAAA) addresses.
This is a saved measurement from 2026-11-15 10:08 UTC. Check retservices.net live now
| Website over IPv6 retservices.net has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::6815:602e answers · 443✓ 2606:4700:3030::ac43:ad03 answers · 443 | yes |
| www over IPv6 www.retservices.net has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3030::ac43:ad03 answers · 443✓ 2606:4700:3034::6815:602e answers · 443 | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. route1.mx.cloudflare.net ✓route3.mx.cloudflare.net ✓route2.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. cartman.ns.cloudflare.com ✓walk.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 200. https://retservices.net/ via 2606:4700:3034::6815:602e → 200 | works |
retservices.net Has IPv6
| A (IPv4) | 104.21.96.46 172.67.173.3 |
|---|---|
| AAAA (IPv6) | 2606:4700:3034::6815:602e 2606:4700:3030::ac43:ad03 |
www.retservices.net Has IPv6
| A (IPv4) | 172.67.173.3 104.21.96.46 |
|---|---|
| AAAA (IPv6) | 2606:4700:3030::ac43:ad03 2606:4700:3034::6815:602e |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/xXflOffTJW · How we measure
Checked 2026-11-15 10:08:51 UTC. Full DNS report: dns.pizza/domain/retservices.net · Age, certificate and blocklists: how.is/retservices.net · JSON: /api/v1/retservices.net