Yes — dev.byu.edu has IPv6.

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

A
IPv6 readiness
Website, mail and DNS all work over IPv6.
Website over IPv6
dev.byu.edu has 4 IPv6 addresses and answers on every one we tested.
✓ 2606:50c0:8000::153 answers · 443✓ 2606:50c0:8001::153 answers · 443✓ 2606:50c0:8002::153 answers · 443✓ 2606:50c0:8003::153 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 3 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
edns3.byu.edu ✗edns2.byu.edu ✓edns1.byu.edu ✓
yes
HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 200.
https://dev.byu.edu/ via 2606:50c0:8000::153 → 200
works
 Load dev.byu.edu 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/dev.byu.edu.svg)](https://aaaa.bot/dev.byu.edu)

Check again

dev.byu.edu  Has IPv6

Alias ofbyudevelopers.github.io
A (IPv4)185.199.110.153
185.199.109.153
185.199.111.153
185.199.108.153
AAAA (IPv6)2606:50c0:8000::153
2606:50c0:8001::153
2606:50c0:8002::153
2606:50c0:8003::153

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/eMhKc9Giji · How we measure

Checked 2026-11-03 05:01:16 UTC. Full DNS report: dns.pizza/domain/dev.byu.edu · Age, certificate and blocklists: how.is/dev.byu.edu · JSON: /api/v1/dev.byu.edu