Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 itbusinesssupport.xyz has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3030::ac43:87eb answers · 443✓ 2606:4700:3036::6815:758 answers · 443 | yes |
| www over IPv6 www.itbusinesssupport.xyz has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3030::ac43:87eb answers · 443✓ 2606:4700:3036::6815:758 answers · 443 | yes |
| Mail servers (MX) have IPv6 None of the mail servers has an AAAA record. eforward1.registrar-servers.com ✗eforward2.registrar-servers.com ✗eforward3.registrar-servers.com ✗eforward4.registrar-servers.com ✗eforward5.registrar-servers.com ✗ | no |
| Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. brian.ns.cloudflare.com ✓sofia.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet itbusinesssupport.xyz didn't complete an HTTPS request over IPv6 (timed out). https://itbusinesssupport.xyz/ via 2606:4700:3030::ac43:87eb · timed out | ? |
itbusinesssupport.xyz Has IPv6
| A (IPv4) | 172.67.135.235 104.21.7.88 |
|---|---|
| AAAA (IPv6) | 2606:4700:3030::ac43:87eb 2606:4700:3036::6815:758 |
www.itbusinesssupport.xyz Has IPv6
| A (IPv4) | 104.21.7.88 172.67.135.235 |
|---|---|
| AAAA (IPv6) | 2606:4700:3030::ac43:87eb 2606:4700:3036::6815:758 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/-lof1v6FVf · How we measure
Checked 2026-11-03 09:03:11 UTC. Full DNS report: dns.pizza/domain/itbusinesssupport.xyz · Age, certificate and blocklists: how.is/itbusinesssupport.xyz · JSON: /api/v1/itbusinesssupport.xyz