Yes — mail.ihg.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
mail.ihg.com has an AAAA record and answers on it.
✓ 2607:f8b0:4004:c25::79 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
6 of 6 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
a26-67.akam.net ✓a16-66.akam.net ✓a4-64.akam.net ✓a9-66.akam.net ✓a1-131.akam.net ✓a5-65.akam.net ✓
yes
HTTPS over IPv6 · not part of the grade yet
mail.ihg.com didn't complete an HTTPS request over IPv6 (connection closed before a response).
https://mail.ihg.com/ via 2607:f8b0:4004:c25::79 · connection closed before a response
?
 Load mail.ihg.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/mail.ihg.com.svg)](https://aaaa.bot/mail.ihg.com)

Check again

mail.ihg.com  Has IPv6

Alias ofghs.google.com
A (IPv4)192.178.155.121
AAAA (IPv6)2607:f8b0:4004:c25::79

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/8O0R3cDlzH · How we measure

Checked 2026-11-01 21:56:06 UTC. Full DNS report: dns.pizza/domain/mail.ihg.com · JSON: /api/v1/mail.ihg.com