Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 robloxcons.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::6815:2d8a answers · 443✓ 2606:4700:3030::ac43:d72d answers · 443 | yes |
| www over IPv6 www.robloxcons.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3030::ac43:d72d answers · 443✓ 2606:4700:3031::6815:2d8a 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. jim.ns.cloudflare.com ✓monroe.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 404. https://robloxcons.com/ via 2606:4700:3031::6815:2d8a → 404 | works |
robloxcons.com Has IPv6
| A (IPv4) | 104.21.45.138 172.67.215.45 |
|---|---|
| AAAA (IPv6) | 2606:4700:3031::6815:2d8a 2606:4700:3030::ac43:d72d |
www.robloxcons.com Has IPv6
| A (IPv4) | 172.67.215.45 104.21.45.138 |
|---|---|
| AAAA (IPv6) | 2606:4700:3030::ac43:d72d 2606:4700:3031::6815:2d8a |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/2mdk8XKXxy · How we measure
Checked 2026-11-07 21:45:08 UTC. Full DNS report: dns.pizza/domain/robloxcons.com · Age, certificate and blocklists: how.is/robloxcons.com · JSON: /api/v1/robloxcons.com