Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 hollandbonus.org has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::ac43:d930 answers · 443✓ 2606:4700:3031::6815:5657 answers · 443 | yes |
| www over IPv6 www.hollandbonus.org has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::6815:5657 answers · 443✓ 2606:4700:3034::ac43:d930 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. carl.ns.cloudflare.com ✓ivy.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 200. https://hollandbonus.org/ via 2606:4700:3034::ac43:d930 → 200 | works |
hollandbonus.org Has IPv6
| A (IPv4) | 172.67.217.48 104.21.86.87 |
|---|---|
| AAAA (IPv6) | 2606:4700:3034::ac43:d930 2606:4700:3031::6815:5657 |
www.hollandbonus.org Has IPv6
| A (IPv4) | 104.21.86.87 172.67.217.48 |
|---|---|
| AAAA (IPv6) | 2606:4700:3031::6815:5657 2606:4700:3034::ac43:d930 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/CxaQ9qouSf · How we measure
Checked 2026-11-13 12:59:48 UTC. Full DNS report: dns.pizza/domain/hollandbonus.org · Age, certificate and blocklists: how.is/hollandbonus.org · JSON: /api/v1/hollandbonus.org