Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 gierki-app.site has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3036::6815:a48 answers · 443✓ 2606:4700:3032::ac43:90e6 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. aiden.ns.cloudflare.com ✓sierra.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 403. https://gierki-app.site/ via 2606:4700:3036::6815:a48 → 403 | works |
gierki-app.site Has IPv6
| A (IPv4) | 104.21.10.72 172.67.144.230 |
|---|---|
| AAAA (IPv6) | 2606:4700:3036::6815:a48 2606:4700:3032::ac43:90e6 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/1a71jLrAV8 · How we measure
Checked 2026-11-14 16:36:59 UTC. Full DNS report: dns.pizza/domain/gierki-app.site · Age, certificate and blocklists: how.is/gierki-app.site · JSON: /api/v1/gierki-app.site