Has an IPv4 address but no IPv6 (AAAA) record. IPv6-only visitors can't reach it directly.
Measured 2026-11-02 19:09 UTC. We reuse a result for up to a week, so we aren't testing the same site over and over. Check stjohns.edu now
| Website over IPv6 stjohns.edu has no AAAA record. | no |
| www over IPv6 www.stjohns.edu has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700::6812:1a3d answers · 443✓ 2606:4700::6812:1b3d answers · 443 | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. stjohns-edu.mail.protection.outlook.com ✓ | yes |
| Nameservers have IPv6 1 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. qpue2.stjohns.edu ✗auth1.dns.cogentco.com ✓awsdns2.stjohns.edu ✗qpue1.stjohns.edu ✗ | yes |
First measured 2026-11-02; last confirmed 2026-11-02.
stjohns.edu IPv4 only
| A (IPv4) | 184.72.229.80 |
|---|---|
| AAAA (IPv6) | none |
www.stjohns.edu Has IPv6
| Alias of | www.stjohns.edu.cdn.cloudflare.net |
|---|---|
| A (IPv4) | 104.18.26.61 104.18.27.61 |
| AAAA (IPv6) | 2606:4700::6812:1a3d 2606:4700::6812:1b3d |
Visitors on IPv6-only networks (many mobile carriers) can still reach it, but only through a translator their carrier runs (NAT64). The site itself has no IPv6 address — and you can't make one up from the IPv4. Why some hosts don't offer it
Permanent link: aaaa.bot/r/4kGyGu6VF- · How we measure
Checked 2026-11-02 19:09:03 UTC. Full DNS report: dns.pizza/domain/stjohns.edu · Age, certificate and blocklists: how.is/stjohns.edu · JSON: /api/v1/stjohns.edu