Yes — open-source-cloud-center.net has IPv6.

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

A
IPv6 readiness
Website, mail and DNS all work over IPv6.
Website over IPv6
open-source-cloud-center.net has an AAAA record and answers on it.
✓ 2a01:4f8:1c1d:e15::1 answers · 443
yes
www over IPv6
www.open-source-cloud-center.net has an AAAA record and answers on it.
✓ 2a01:4f8:1c1d:e15::1 answers · 443
yes
Mail servers (MX) have IPv6
Null MX — this domain says it doesn't receive mail.		n/a
Nameservers have IPv6
3 of 3 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
ns1.domaindiscount24.net ✓ns2.domaindiscount24.net ✓ns3.domaindiscount24.net ✓
yes
HTTPS over IPv6 · not part of the grade yet
The certificate served over IPv6 at 2a01:4f8:1c1d:e15::1 isn't valid for open-source-cloud-center.net: UNABLE_TO_VERIFY_LEAF_SIGNATURE.
https://open-source-cloud-center.net/ via 2a01:4f8:1c1d:e15::1 · UNABLE_TO_VERIFY_LEAF_SIGNATURE
problem
 Load open-source-cloud-center.net over IPv6 from up to six other places — a second opinion.

Nothing keeping you from an A

  1. The certificate served over IPv6 is wrong
    The certificate served over IPv6 at 2a01:4f8:1c1d:e15::1 isn't valid for open-source-cloud-center.net: UNABLE_TO_VERIFY_LEAF_SIGNATURE. Often the IPv6 address points at a different server (or an old one) than IPv4 does. Make sure 2a01:4f8:1c1d:e15::1 serves the same certificate as your IPv4 address.

Check again

open-source-cloud-center.net  Has IPv6

A (IPv4)167.235.107.35
AAAA (IPv6)2a01:4f8:1c1d:e15::1

www.open-source-cloud-center.net  Has IPv6

A (IPv4)167.235.107.35
AAAA (IPv6)2a01:4f8:1c1d:e15::1

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

 Permanent link: aaaa.bot/r/mRCdmIBeex · How we measure

Checked 2026-10-31 19:02:17 UTC. Full DNS report: dns.pizza/domain/open-source-cloud-center.net · JSON: /api/v1/open-source-cloud-center.net