Yes — xn--rstereimannheim-8sb.org has IPv6.

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

A
IPv6 readiness
Website, mail and DNS all work over IPv6.
Website over IPv6
xn--rstereimannheim-8sb.org has an AAAA record and answers on it.
✓ 2a01:238:20a:202:1071:: answers · 443
yes
www over IPv6
www.xn--rstereimannheim-8sb.org has an AAAA record and answers on it.
✓ 2a01:238:20a:202:1071:: answers · 443
yes
Mail servers (MX) have IPv6
Every mail server has an AAAA record.
smtpin.rzone.de ✓
yes
Nameservers have IPv6
2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
docks05.rzone.de ✓shades05.rzone.de ✓
yes
HTTPS over IPv6 · not part of the grade yet
xn--rstereimannheim-8sb.org didn't complete an HTTPS request over IPv6 (ERR_SSL_SSL/TLS_ALERT_HANDSHAKE_FAILURE).
https://xn--rstereimannheim-8sb.org/ via 2a01:238:20a:202:1071:: · ERR_SSL_SSL/TLS_ALERT_HANDSHAKE_FAILURE
?
 Load xn--rstereimannheim-8sb.org over IPv6 from up to six other places — a second opinion.

Nothing keeping you from an A

  1. Nothing to fix
    Show it off: add the badge to your README.
    [![IPv6](https://aaaa.bot/badge/xn--rstereimannheim-8sb.org.svg)](https://aaaa.bot/xn--rstereimannheim-8sb.org)

Check again

xn--rstereimannheim-8sb.org  Has IPv6

A (IPv4)81.169.145.71
AAAA (IPv6)2a01:238:20a:202:1071::

www.xn--rstereimannheim-8sb.org  Has IPv6

Alias ofxn--rstereimannheim-8sb.org
A (IPv4)81.169.145.71
AAAA (IPv6)2a01:238:20a:202:1071::

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/QWG1NBoBgW · How we measure

Checked 2026-10-30 22:31:00 UTC. Full DNS report: dns.pizza/domain/xn--rstereimannheim-8sb.org · JSON: /api/v1/xn--rstereimannheim-8sb.org