Yes — autodiscover.crypticstudios.com has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 autodiscover.crypticstudios.com has 4 IPv6 addresses and answers on every one we tested. ✓ 2603:1036:302:505a::8 answers · 80✓ 2603:1036:303:3800::8 answers · 80✓ 2603:1036:303:7::8 answers · 80✓ 2603:1036:207:2000::8 answers · 80	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-a16.aka-ns.net ✓n2-a5.aka-ns.net ✓n2-a1.aka-ns.net ✓n2-a28.aka-ns.net ✓n2-a13.aka-ns.net ✓n2-a10.aka-ns.net ✓	yes

HTTPS over IPv6 · not part of the grade yet
autodiscover.crypticstudios.com didn't complete an HTTPS request over IPv6 (ECONNREFUSED).

https://autodiscover.crypticstudios.com/ via 2603:1036:302:505a::8 · ECONNREFUSED

Nothing keeping you from an A

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

Check again

autodiscover.crypticstudios.com Has IPv6

Alias of	autodiscover.outlook.com → autodiscover.outlook.cloud.microsoft → acdcatm.autodiscover.mira.tm.svc.cloud.microsoft → autod.ms-acdc-autod.office.com
A (IPv4)	52.96.104.8 40.99.232.120 52.96.48.56 52.96.111.72
AAAA (IPv6)	2603:1036:302:505a::8 2603:1036:303:3800::8 2603:1036:303:7::8 2603:1036:207:2000::8

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

IPv6 measurement: autodiscover.crypticstudios.com
Measured 2026-11-01 21:38:46 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    52.96.104.8, 40.99.232.120, 52.96.48.56, 52.96.111.72
AAAA (IPv6): 2603:1036:302:505a::8, 2603:1036:303:3800::8, 2603:1036:303:7::8, 2603:1036:207:2000::8

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: autodiscover.crypticstudios.com has 4 IPv6 addresses and answers on every one we tested.
    2603:1036:302:505a::8: answers (TCP 80)
    2603:1036:303:3800::8: answers (TCP 80)
    2603:1036:303:7::8: answers (TCP 80)
    2603:1036:207:2000::8: answers (TCP 80)
- Mail servers (MX) have IPv6: No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record.
- Nameservers have IPv6: 6 of 6 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.

Reachability = a TCP connection opened on port 443 (or 80).

HTTPS over IPv6 (not graded): autodiscover.crypticstudios.com didn't complete an HTTPS request over IPv6 (ECONNREFUSED).
    https://autodiscover.crypticstudios.com/ via 2603:1036:302:505a::8 (ECONNREFUSED)
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/q2HGgS2P5c

Permanent link: aaaa.bot/r/q2HGgS2P5c · How we measure

Checked 2026-11-01 21:38:46 UTC. Full DNS report: dns.pizza/domain/autodiscover.crypticstudios.com · JSON: /api/v1/autodiscover.crypticstudios.com