Yes — cm.com has IPv6.

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

This is a saved measurement from 2026-10-31 02:03 UTC. Check cm.com live now

A
IPv6 readiness
Website, mail and DNS all work over IPv6.
Website over IPv6
cm.com has 2 IPv6 addresses and answers on every one we tested.
✓ 2606:4700::6810:efc8 answers · 443✓ 2606:4700::6811:f0a9 answers · 443
yes
www over IPv6
www.cm.com has 2 IPv6 addresses and answers on every one we tested.
✓ 2606:4700::6810:efc8 answers · 443✓ 2606:4700::6811:f0a9 answers · 443
yes
Mail servers (MX) have IPv6
Every mail server has an AAAA record.
cm-com.u-v1.mx.microsoft ✓
yes
Nameservers have IPv6
2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
robin.ns.cloudflare.com ✓wesley.ns.cloudflare.com ✓
yes
HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.
https://cm.com/ via 2606:4700::6810:efc8 → 301https://www.cm.com/ via 2606:4700::6810:efc8 → 200
works

Nothing keeping you from an A

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

Check again

cm.com  Has IPv6

A (IPv4)104.16.239.200
104.17.240.169
AAAA (IPv6)2606:4700::6810:efc8
2606:4700::6811:f0a9

www.cm.com  Has IPv6

A (IPv4)104.16.239.200
104.17.240.169
AAAA (IPv6)2606:4700::6810:efc8
2606:4700::6811:f0a9

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/M4VEBGco-B · How we measure

Checked 2026-10-31 02:03:25 UTC. Full DNS report: dns.pizza/domain/cm.com · JSON: /api/v1/cm.com