Yes — xn--knigswerk-07a.net has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 xn--knigswerk-07a.net has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:84:2f5:620d:b8b0:f65:7e4 answers · 443✓ 2a02:4780:84:e00e:4a6a:31c:5254:e4dd answers · 443	yes
www over IPv6 www.xn--knigswerk-07a.net has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:84:cc9e:44fb:a3ce:e94:13e3 answers · 443✓ 2a02:4780:84:9e6d:f24e:c831:59fe:b13 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. aurora.dns-parking.com ✓nebula.dns-parking.com ✓	yes

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

https://xn--knigswerk-07a.net/ via 2a02:4780:84:2f5:620d:b8b0:f65:7e4 → 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/xn--knigswerk-07a.net.svg)](https://aaaa.bot/xn--knigswerk-07a.net)

Check again

xn--knigswerk-07a.net Has IPv6

A (IPv4)	84.32.84.72 88.222.222.215
AAAA (IPv6)	2a02:4780:84:2f5:620d:b8b0:f65:7e4 2a02:4780:84:e00e:4a6a:31c:5254:e4dd

www.xn--knigswerk-07a.net Has IPv6

Alias of	www.xn--knigswerk-07a.net.cdn.hstgr.net
A (IPv4)	2.57.91.46 84.32.84.126
AAAA (IPv6)	2a02:4780:84:cc9e:44fb:a3ce:e94:13e3 2a02:4780:84:9e6d:f24e:c831:59fe:b13

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: xn--knigswerk-07a.net
Measured 2026-11-02 04:05:56 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    84.32.84.72, 88.222.222.215
AAAA (IPv6): 2a02:4780:84:2f5:620d:b8b0:f65:7e4, 2a02:4780:84:e00e:4a6a:31c:5254:e4dd
www AAAA:    2a02:4780:84:cc9e:44fb:a3ce:e94:13e3, 2a02:4780:84:9e6d:f24e:c831:59fe:b13

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: xn--knigswerk-07a.net has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:84:2f5:620d:b8b0:f65:7e4: answers (TCP 443)
    2a02:4780:84:e00e:4a6a:31c:5254:e4dd: answers (TCP 443)
- www over IPv6: www.xn--knigswerk-07a.net has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:84:cc9e:44fb:a3ce:e94:13e3: answers (TCP 443)
    2a02:4780:84:9e6d:f24e:c831:59fe:b13: 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://xn--knigswerk-07a.net/ via 2a02:4780:84:2f5:620d:b8b0:f65:7e4 -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/frRetGYN-1

Permanent link: aaaa.bot/r/frRetGYN-1 · How we measure

Checked 2026-11-02 04:05:56 UTC. Full DNS report: dns.pizza/domain/xn--knigswerk-07a.net · JSON: /api/v1/xn--knigswerk-07a.net