Yes — sedo.com has IPv6.

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

A
IPv6 readiness
Website, mail and DNS all work over IPv6.
Website over IPv6
sedo.com has an AAAA record and answers on it.
✓ 2001:8d8:105:1::42 answers · 443
yes
www over IPv6
www.sedo.com has an AAAA record and answers on it.
✓ 2001:8d8:105:1::42 answers · 443
yes
Mail servers (MX) have IPv6
Every mail server has an AAAA record.
smtp.google.com ✓
yes
Nameservers have IPv6
4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
ns-1267.awsdns-30.org ✓ns-1886.awsdns-43.co.uk ✓ns-602.awsdns-11.net ✓ns-94.awsdns-11.com ✓
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://sedo.com/ via 2001:8d8:105:1::42 → 301https://sedo.com/us/ via 2001:8d8:105:1::42 → 503
?
 Load sedo.com 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/sedo.com.svg)](https://aaaa.bot/sedo.com)

Check again

sedo.com  Has IPv6

A (IPv4)212.227.177.112
AAAA (IPv6)2001:8d8:105:1::42

www.sedo.com  Has IPv6

Alias ofsedo.com
A (IPv4)212.227.177.112
AAAA (IPv6)2001:8d8:105:1::42

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/SudO_7rVzC · How we measure

Checked 2026-10-31 04:04:32 UTC — one of the top 1,000 sites, re-checked weekly. Re-check now. Full DNS report: dns.pizza/domain/sedo.com · JSON: /api/v1/sedo.com