Yes — hyperioncodex.com has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 hyperioncodex.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::6815:5e06 answers · 443✓ 2606:4700:3030::ac43:d9cc 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 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. amir.ns.cloudflare.com ✓rosalie.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://hyperioncodex.com/ via 2606:4700:3034::6815:5e06 → 302https://nameless-feather-72f0.cloudflareaccess.com/cdn-cgi/access/login/hyperioncodex.com?kid=7f5b19fb0d0d768b1480e75fa148d6240f4f2774f5e1f0277b335c9349bb1cab&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.lCxNpVvTJjh7E3EU39ISjVgYSDuhiyK2ykWRshorFbgzA74gcMnAFwEC9t0Xp-lVwtGknuU8dhFDib_qSZ-Y1cq2G7LoPb3aF-ZqrLta81lHIX7DJt2QruDTH0s_xbKS1wGo0Eg04E1SGS5cg9VT0CguvwhMWjdBbOXckZ1MBdasMOFHs2Wx-i6Z3tCgKcMu0RmL73QJ713rWdfRcGWIGCrTH8l_oMDdbQou94jOB5shJ2ctqjfYsLrWeUGg5GFu4yoVQYHcxuBpDxN2GqPIofa9B1sGGWCdwQi5lXLLbK4gnAD4RW29bHhqHR46uIsCQBmKIh8kDaLD9zSzN3k5UA&redirect_url=%2F via 2606:4700:300a::6813:c31d → 200

works

Nothing keeping you from an A

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

Check again

hyperioncodex.com Has IPv6

A (IPv4)	104.21.94.6 172.67.217.204
AAAA (IPv6)	2606:4700:3034::6815:5e06 2606:4700:3030::ac43:d9cc

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: hyperioncodex.com
Measured 2026-11-03 06:14:45 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.94.6, 172.67.217.204
AAAA (IPv6): 2606:4700:3034::6815:5e06, 2606:4700:3030::ac43:d9cc

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: hyperioncodex.com has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::6815:5e06: answers (TCP 443)
    2606:4700:3030::ac43:d9cc: answers (TCP 443)
- 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: 2 of 2 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): Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.
    https://hyperioncodex.com/ via 2606:4700:3034::6815:5e06 -> HTTP 302, certificate: valid
    https://nameless-feather-72f0.cloudflareaccess.com/cdn-cgi/access/login/hyperioncodex.com?kid=7f5b19fb0d0d768b1480e75fa148d6240f4f2774f5e1f0277b335c9349bb1cab&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.lCxNpVvTJjh7E3EU39ISjVgYSDuhiyK2ykWRshorFbgzA74gcMnAFwEC9t0Xp-lVwtGknuU8dhFDib_qSZ-Y1cq2G7LoPb3aF-ZqrLta81lHIX7DJt2QruDTH0s_xbKS1wGo0Eg04E1SGS5cg9VT0CguvwhMWjdBbOXckZ1MBdasMOFHs2Wx-i6Z3tCgKcMu0RmL73QJ713rWdfRcGWIGCrTH8l_oMDdbQou94jOB5shJ2ctqjfYsLrWeUGg5GFu4yoVQYHcxuBpDxN2GqPIofa9B1sGGWCdwQi5lXLLbK4gnAD4RW29bHhqHR46uIsCQBmKIh8kDaLD9zSzN3k5UA&redirect_url=%2F via 2606:4700:300a::6813:c31d -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/oPYRGmZKXf

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

Checked 2026-11-03 06:14:45 UTC. Full DNS report: dns.pizza/domain/hyperioncodex.com · Age, certificate and blocklists: how.is/hyperioncodex.com · JSON: /api/v1/hyperioncodex.com