Test of www.kocajz.cz
E
Detailed results
DNS servers
The domain has all its DNS servers accessible over IPv6, great!
www.kocajz.cz
- ✓ ns.vas-hosting.eu [2a01:430:100:57::25]
- ✓ ns.vas-hosting.com [2a01:4f8:c0c:1fbf::1]
- ✓ ns.vas-hosting.cz [2a01:28:ca:112::1:4]
Web servers
The website is accessible over IPv6, great!
- ✓ 2a01:28:ca:112::1:125
E-mail servers
E-mail servers without IPv6. That is grade E/F.
- ✗ mail.vas-hosting.cz [no IPv6]
Last tests
| Test date | Grade |
|---|---|
| 26 Sep 2025 18:44 | E |