Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 vasfondo.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::6815:a52 answers · 443✓ 2606:4700:3033::ac43:90f0 answers · 443 | yes |
| www over IPv6 www.vasfondo.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::6815:a52 answers · 443✓ 2606:4700:3033::ac43:90f0 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. anastasia.ns.cloudflare.com ✓drake.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 200. https://vasfondo.app/ via 2606:4700:3037::6815:a52 → 200 | works |
vasfondo.app Has IPv6
| A (IPv4) | 104.21.10.82 172.67.144.240 |
|---|---|
| AAAA (IPv6) | 2606:4700:3037::6815:a52 2606:4700:3033::ac43:90f0 |
www.vasfondo.app Has IPv6
| A (IPv4) | 104.21.10.82 172.67.144.240 |
|---|---|
| AAAA (IPv6) | 2606:4700:3037::6815:a52 2606:4700:3033::ac43:90f0 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/86uA4KVkxQ · How we measure
Checked 2026-11-14 18:02:36 UTC. Full DNS report: dns.pizza/domain/vasfondo.app · Age, certificate and blocklists: how.is/vasfondo.app · JSON: /api/v1/vasfondo.app