Has both IPv4 (A) and IPv6 (AAAA) addresses.
This is a saved measurement from 2026-11-02 00:12 UTC. Check unc.edu live now
| Website over IPv6 unc.edu has 2 IPv6 addresses and answers on every one we tested. ✓ 2620:12a:8000::4 answers · 443✓ 2620:12a:8001::4 answers · 443 | yes |
| www over IPv6 www.unc.edu has 2 IPv6 addresses and answers on every one we tested. ✓ 2620:12a:8001::4 answers · 443✓ 2620:12a:8000::4 answers · 443 | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. unc-edu.mail.protection.outlook.com ✓ | yes |
| Nameservers have IPv6 4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. ns-02.mcnc.org ✓ns2.unc.edu ✓ns-01.mcnc.org ✓ns.unc.edu ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200. https://unc.edu/ via 2620:12a:8000::4 → 301https://www.unc.edu/ via 2620:12a:8001::4 → 200 | works |
unc.edu Has IPv6
| A (IPv4) | 23.185.0.4 |
|---|---|
| AAAA (IPv6) | 2620:12a:8000::4 2620:12a:8001::4 |
www.unc.edu Has IPv6
| A (IPv4) | 23.185.0.4 |
|---|---|
| AAAA (IPv6) | 2620:12a:8001::4 2620:12a:8000::4 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/B8wEnrm14O · How we measure
Checked 2026-11-02 00:12:28 UTC. Full DNS report: dns.pizza/domain/unc.edu · JSON: /api/v1/unc.edu