Yes — exchange.crypticstudios.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
exchange.crypticstudios.com has 4 IPv6 addresses and answers on every one we tested (4 more not tested).
✓ 2603:1036:207:458::2 answers · 443✓ 2603:1036:207:86c::2 answers · 443✓ 2603:1036:207:2000::2 answers · 443✓ 2603:1036:302:40e0::2 answers · 443– 2603:1036:302:415a::2 not tested– 2603:1036:302:415b::2 not tested– 2603:1036:302:4831::2 not tested– 2603:1036:302:4837::2 not tested
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.
n2-a5.aka-ns.net ✓n2-a16.aka-ns.net ✓n2-a28.aka-ns.net ✓n2-a13.aka-ns.net ✓n2-a10.aka-ns.net ✓n2-a1.aka-ns.net ✓
yes
HTTPS over IPv6 · not part of the grade yet
The certificate served over IPv6 at 2603:1036:207:458::2 isn't valid for exchange.crypticstudios.com: ERR_TLS_CERT_ALTNAME_INVALID.
https://exchange.crypticstudios.com/ via 2603:1036:207:458::2 · ERR_TLS_CERT_ALTNAME_INVALID
problem
 Load exchange.crypticstudios.com over IPv6 from up to six other places — a second opinion.

Nothing keeping you from an A

  1. The certificate served over IPv6 is wrong
    The certificate served over IPv6 at 2603:1036:207:458::2 isn't valid for exchange.crypticstudios.com: ERR_TLS_CERT_ALTNAME_INVALID. Often the IPv6 address points at a different server (or an old one) than IPv4 does. Make sure 2603:1036:207:458::2 serves the same certificate as your IPv4 address.

Check again

exchange.crypticstudios.com  Has IPv6

Alias ofoutlook.office365.com → outlook.cloud.microsoft → acdcatm.outlook.mira.tm.svc.cloud.microsoft → atm.outlook.mira.tm.svc.cloud.microsoft
A (IPv4)40.104.16.242
52.96.87.210
52.96.87.242
52.96.88.114
52.96.109.146
52.96.181.34
52.96.182.98
52.96.230.162
AAAA (IPv6)2603:1036:207:458::2
2603:1036:207:86c::2
2603:1036:207:2000::2
2603:1036:302:40e0::2
2603:1036:302:415a::2
2603:1036:302:415b::2
2603:1036:302:4831::2
2603:1036:302:4837::2

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/diTHKkGq_u · How we measure

Checked 2026-11-01 20:12:48 UTC. Full DNS report: dns.pizza/domain/exchange.crypticstudios.com · JSON: /api/v1/exchange.crypticstudios.com