Test of www.datart.cz
E
Detailed results
DNS servers
The domain has all its DNS servers accessible over IPv6, great!
www.datart.cz
- ✓ hptronic1.ns.nic.cz [2001:148f:fffd::100]
- ✓ hptronic2.ns.nic.cz [2001:148f:fffb::100]
Web servers
Website without IPv6. That is grade E/F.
E-mail servers
E-mails are deliverable over IPv6, great!
- ✓ datart-cz.mail.protection.outlook.com [2a01:111:f403:ca04::8]
- ✓ datart-cz.mail.protection.outlook.com [2a01:111:f403:ca09::]
- ✓ datart-cz.mail.protection.outlook.com [2a01:111:f403:ca09::1]
- ✓ datart-cz.mail.protection.outlook.com [2a01:111:f403:ca04::6]
Last tests
| Test date | Grade |
|---|---|
| 4 Aug 2026 21:38 | E |