Yes — hotelgulberggrand.online has IPv6.

Has both IPv4 (A) and IPv6 (AAAA) addresses.

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 hotelgulberggrand.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:84:686e:5045:579:adde:6bed answers · 443✓ 2a02:4780:84:515c:3382:c364:a2bc:c669 answers · 443	yes
www over IPv6 www.hotelgulberggrand.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:84:5ae3:a04:cf03:ebba:606f answers · 443✓ 2a02:4780:84:9ef8:564c:b6f9:25b0:8c41 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. orbit.dns-parking.com ✓horizon.dns-parking.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 200.

https://hotelgulberggrand.online/ via 2a02:4780:84:686e:5045:579:adde:6bed → 200

works

Nothing keeping you from an A

Nothing to fix
Show it off: add the badge to your README.
[![IPv6](https://aaaa.bot/badge/hotelgulberggrand.online.svg)](https://aaaa.bot/hotelgulberggrand.online)

Check again

hotelgulberggrand.online Has IPv6

A (IPv4)	88.222.222.210 84.32.84.43
AAAA (IPv6)	2a02:4780:84:686e:5045:579:adde:6bed 2a02:4780:84:515c:3382:c364:a2bc:c669

www.hotelgulberggrand.online Has IPv6

Alias of	www.hotelgulberggrand.online.cdn.hstgr.net
A (IPv4)	2.57.91.175 88.222.222.222
AAAA (IPv6)	2a02:4780:84:5ae3:a04:cf03:ebba:606f 2a02:4780:84:9ef8:564c:b6f9:25b0:8c41

Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).

Copy the evidence — a citation-ready record of this measurement

IPv6 measurement: hotelgulberggrand.online
Measured 2026-11-06 11:35:51 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    88.222.222.210, 84.32.84.43
AAAA (IPv6): 2a02:4780:84:686e:5045:579:adde:6bed, 2a02:4780:84:515c:3382:c364:a2bc:c669
www AAAA:    2a02:4780:84:5ae3:a04:cf03:ebba:606f, 2a02:4780:84:9ef8:564c:b6f9:25b0:8c41

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: hotelgulberggrand.online has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:84:686e:5045:579:adde:6bed: answers (TCP 443)
    2a02:4780:84:515c:3382:c364:a2bc:c669: answers (TCP 443)
- www over IPv6: www.hotelgulberggrand.online has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:84:5ae3:a04:cf03:ebba:606f: answers (TCP 443)
    2a02:4780:84:9ef8:564c:b6f9:25b0:8c41: answers (TCP 443)
- Mail servers (MX) have IPv6: No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record.
- Nameservers have IPv6: 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.

Reachability = a TCP connection opened on port 443 (or 80).

HTTPS over IPv6 (not graded): Loads over IPv6 with a valid certificate: HTTP 200.
    https://hotelgulberggrand.online/ via 2a02:4780:84:686e:5045:579:adde:6bed -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/pZ_Mok-DI6

Permanent link: aaaa.bot/r/pZ_Mok-DI6 · How we measure

Checked 2026-11-06 11:35:51 UTC. Full DNS report: dns.pizza/domain/hotelgulberggrand.online · Age, certificate and blocklists: how.is/hotelgulberggrand.online · JSON: /api/v1/hotelgulberggrand.online