Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 astraoutlook.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3033::6815:4816 answers · 443✓ 2606:4700:3031::ac43:ae1d answers · 443 | yes |
| www over IPv6 www.astraoutlook.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3033::6815:4816 answers · 443✓ 2606:4700:3031::ac43:ae1d answers · 443 | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. smtp.google.com ✓ | yes |
| Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. decker.ns.cloudflare.com ✓jill.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet astraoutlook.com didn't complete an HTTPS request over IPv6 (timed out). https://astraoutlook.com/ via 2606:4700:3033::6815:4816 · timed out | ? |
astraoutlook.com Has IPv6
| A (IPv4) | 172.67.174.29 104.21.72.22 |
|---|---|
| AAAA (IPv6) | 2606:4700:3033::6815:4816 2606:4700:3031::ac43:ae1d |
www.astraoutlook.com Has IPv6
| A (IPv4) | 104.21.72.22 172.67.174.29 |
|---|---|
| AAAA (IPv6) | 2606:4700:3033::6815:4816 2606:4700:3031::ac43:ae1d |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/QEY39FiCE7 · How we measure
Checked 2026-11-06 17:03:33 UTC. Full DNS report: dns.pizza/domain/astraoutlook.com · Age, certificate and blocklists: how.is/astraoutlook.com · JSON: /api/v1/astraoutlook.com