Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 mrwinner4008.org has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::ac43:bd3f answers · 443✓ 2606:4700:3037::6815:978 answers · 443 | yes |
| www over IPv6 www.mrwinner4008.org has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::ac43:bd3f answers · 443✓ 2606:4700:3037::6815:978 answers · 443 | yes |
| Mail servers (MX) have IPv6 No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record. | yes |
| Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. marvin.ns.cloudflare.com ✓rayne.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 403. https://mrwinner4008.org/ via 2606:4700:3034::ac43:bd3f → 403 | works |
mrwinner4008.org Has IPv6
| A (IPv4) | 104.21.9.120 172.67.189.63 |
|---|---|
| AAAA (IPv6) | 2606:4700:3034::ac43:bd3f 2606:4700:3037::6815:978 |
www.mrwinner4008.org Has IPv6
| A (IPv4) | 104.21.9.120 172.67.189.63 |
|---|---|
| AAAA (IPv6) | 2606:4700:3034::ac43:bd3f 2606:4700:3037::6815:978 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/mUnC_Rg2q8 · How we measure
Checked 2026-11-13 12:59:45 UTC. Full DNS report: dns.pizza/domain/mrwinner4008.org · Age, certificate and blocklists: how.is/mrwinner4008.org · JSON: /api/v1/mrwinner4008.org