Has an IPv4 address but no IPv6 (AAAA) record. IPv6-only visitors can't reach it directly.
| Website over IPv6 testers.run has no AAAA record. | no |
| Mail servers (MX) have IPv6 No MX records, so mail goes to the domain's own address (implicit MX). It has no AAAA record. | no |
| Nameservers have IPv6 No nameserver has an AAAA record — an IPv6-only resolver can't reach this domain's DNS. ns3.hosting.co.kr ✗ns4.hosting.co.kr ✗ns2.hosting.co.kr ✗ns1.hosting.co.kr ✗ | no |
testers.run IPv4 only
| A (IPv4) | 172.66.3.26 162.159.143.30 |
|---|---|
| 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.
If it's your site: an AAAA record has to point at an IPv6 address your hosting provider gives you — you can't make one up from the IPv4. How to add one · Why some hosts don't offer it
Checked 2026-10-30 14:48:43 UTC. Full DNS report: dns.pizza/domain/testers.run · JSON: /api/v1/testers.run