Yes — thelsf.london has IPv6.

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

A
IPv6 readiness
Website, mail and DNS all work over IPv6.
Website over IPv6
thelsf.london has 2 IPv6 addresses and answers on every one we tested.
✓ 2606:4700:3032::ac43:b4de answers · 443✓ 2606:4700:3037::6815:53c0 answers · 443
yes
www over IPv6
www.thelsf.london has 2 IPv6 addresses and answers on every one we tested.
✓ 2606:4700:3037::6815:53c0 answers · 443✓ 2606:4700:3032::ac43:b4de 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.
anton.ns.cloudflare.com ✓kristin.ns.cloudflare.com ✓
yes
HTTPS over IPv6 · not part of the grade yet
Answered over IPv6 with a server error (HTTP 530) — can't tell whether that's specific to IPv6.
https://thelsf.london/ via 2606:4700:3032::ac43:b4de → 530
?
 Load thelsf.london 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/thelsf.london.svg)](https://aaaa.bot/thelsf.london)

Check again

thelsf.london  Has IPv6

A (IPv4)172.67.180.222
104.21.83.192
AAAA (IPv6)2606:4700:3032::ac43:b4de
2606:4700:3037::6815:53c0

www.thelsf.london  Has IPv6

A (IPv4)104.21.83.192
172.67.180.222
AAAA (IPv6)2606:4700:3037::6815:53c0
2606:4700:3032::ac43:b4de

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/ZV7XztlG_R · How we measure

Checked 2026-10-31 09:31:53 UTC. Full DNS report: dns.pizza/domain/thelsf.london · JSON: /api/v1/thelsf.london