Has an IPv4 address but no IPv6 (AAAA) record. IPv6-only visitors can't reach it directly.
Measured 2026-11-02 16:56 UTC. We reuse a result for up to a week, so we aren't testing the same site over and over. Check uark.edu now
| Website over IPv6 uark.edu has no AAAA record. | no |
| www over IPv6 www.uark.edu has no AAAA record. | no |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. uark-edu.mail.protection.outlook.com ✓ | yes |
| Nameservers have IPv6 2 of 3 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. ns3.uark.edu ✗ns2.uark.edu ✓ns1.uark.edu ✓ | yes |
First measured 2026-11-02; last confirmed 2026-11-02.
uark.edu IPv4 only
| A (IPv4) | 23.98.151.49 |
|---|---|
| AAAA (IPv6) | none |
www.uark.edu IPv4 only
| Alias of | afw-vhub-prod-scus.uark.edu |
|---|---|
| A (IPv4) | 23.98.151.49 |
| AAAA (IPv6) | none |
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/CTNctFbufd · How we measure
Checked 2026-11-02 16:56:37 UTC. Full DNS report: dns.pizza/domain/uark.edu · Age, certificate and blocklists: how.is/uark.edu · JSON: /api/v1/uark.edu