Test of trebon105.cz
E
Detailed results
DNS servers
The domain has all its DNS servers accessible over IPv6, great!
trebon105.cz
- ✓ jerome.ns.cloudflare.com [2803:f800:50::6ca2:c1b5]
- ✓ jerome.ns.cloudflare.com [2a06:98c1:50::ac40:21b5]
- ✓ jerome.ns.cloudflare.com [2606:4700:58::adf5:3bb5]
- ✓ magdalena.ns.cloudflare.com [2803:f800:50::6ca2:c208]
- ✓ magdalena.ns.cloudflare.com [2a06:98c1:50::ac40:2208]
- ✓ magdalena.ns.cloudflare.com [2606:4700:50::a29f:2608]
Web servers
Website without IPv6. That is grade E/F.
E-mail servers
E-mails are deliverable over IPv6, great!
- ✓ alt2.aspmx.l.google.com [2a00:1450:4025:c01::1b]
- ✓ alt3.aspmx.l.google.com [2a00:1450:4010:c0e::1b]
- ✓ alt4.aspmx.l.google.com [2404:6800:4003:c06::1a]
- ✓ aspmx.l.google.com [2a00:1450:400c:c00::1b]
- ✓ alt1.aspmx.l.google.com [2a00:1450:4013:c1c::1a]
Last tests
| Test date | Grade |
|---|---|
| 21 Aug 2025 23:16 | E |
| 23 Jul 2025 21:30 | E |