Yes — thomaskralow.online has IPv6.

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

This is a saved measurement from 2026-11-14 17:44 UTC. Check thomaskralow.online live now

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 thomaskralow.online has an AAAA record and answers on it. ✓ 2001:41d0:306:1304::1 answers · 443	yes
www over IPv6 www.thomaskralow.online has an AAAA record and answers on it. ✓ 2001:41d0:306:1304::1 answers · 443	yes
Mail servers (MX) have IPv6 Every mail server has an AAAA record. mx.services ✓	yes
Nameservers have IPv6 3 of 3 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. a.ns.works ✓b.ns.services ✓f.ns.gold ✓	yes

HTTPS over IPv6 · not part of the grade yet
Answered over IPv6 with a server error (HTTP 503) — can't tell whether that's specific to IPv6.

https://thomaskralow.online/ via 2001:41d0:306:1304::1 → 503

Nothing keeping you from an A

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

Check again

thomaskralow.online Has IPv6

A (IPv4)	141.95.157.4
AAAA (IPv6)	2001:41d0:306:1304::1

www.thomaskralow.online Has IPv6

A (IPv4)	141.95.157.4
AAAA (IPv6)	2001:41d0:306:1304::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

IPv6 measurement: thomaskralow.online
Measured 2026-11-14 17:44:19 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    141.95.157.4
AAAA (IPv6): 2001:41d0:306:1304::1
www AAAA:    2001:41d0:306:1304::1

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: thomaskralow.online has an AAAA record and answers on it.
    2001:41d0:306:1304::1: answers (TCP 443)
- www over IPv6: www.thomaskralow.online has an AAAA record and answers on it.
    2001:41d0:306:1304::1: answers (TCP 443)
- Mail servers (MX) have IPv6: Every mail server has an AAAA record.
- Nameservers have IPv6: 3 of 3 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): Answered over IPv6 with a server error (HTTP 503) — can't tell whether that's specific to IPv6.
    https://thomaskralow.online/ via 2001:41d0:306:1304::1 -> HTTP 503, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/kntRaHFQE4

Permanent link: aaaa.bot/r/kntRaHFQE4 · How we measure

Checked 2026-11-14 17:44:19 UTC. Full DNS report: dns.pizza/domain/thomaskralow.online · Age, certificate and blocklists: how.is/thomaskralow.online · JSON: /api/v1/thomaskralow.online