Yes — thelongmile.org has IPv6.

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

B
IPv6 readiness
Works over IPv6, with one gap: its mail servers lack IPv6.
Website over IPv6
thelongmile.org has an AAAA record and answers on it.
✓ 2a00:6d40:4:1::c296:54 answers · 443
yes
www over IPv6
www.thelongmile.org has an AAAA record and answers on it.
✓ 2a00:6d40:4:1::c296:54 answers · 443
yes
Mail servers (MX) have IPv6
None of the mail servers has an AAAA record.
mx.thelongmile.org ✗
no
Nameservers have IPv6
4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
dns4.arubadns.cz ✓dns3.arubadns.net ✓dns.technorail.com ✓dns2.technorail.com ✓
yes
HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.
https://thelongmile.org/ via 2a00:6d40:4:1::c296:54 → 301https://www.thelongmile.org/ via 2a00:6d40:4:1::c296:54 → 200
works
 Which outside scripts, fonts, payments or chat thelongmile.org loads from have no IPv6.
 Load thelongmile.org over IPv6 from up to six other places — a second opinion.

What's keeping thelongmile.org from an A

  1. Mail servers without IPv6
    mx.thelongmile.org has no AAAA record, so mail from IPv6-only servers can't reach it directly. If a provider runs your mail, that's their setting; if you run it, add AAAA records for these hosts.

Check again

thelongmile.org  Has IPv6

A (IPv4)89.46.109.54
AAAA (IPv6)2a00:6d40:4:1::c296:54

www.thelongmile.org  Has IPv6

Alias ofthelongmile.org
A (IPv4)89.46.109.54
AAAA (IPv6)2a00:6d40:4:1::c296:54

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/P_9PMUWic6 · How we measure

Checked 2026-11-06 15:11:42 UTC. Full DNS report: dns.pizza/domain/thelongmile.org · Age, certificate and blocklists: how.is/thelongmile.org · JSON: /api/v1/thelongmile.org