Test of prehraj.to
E
Detailed results
DNS servers
The domain has all its DNS servers accessible over IPv6, great!
prehraj.to
- ✓ otto.ns.cloudflare.com [2a06:98c1:50::ac40:2387]
- ✓ otto.ns.cloudflare.com [2606:4700:58::a29f:2c87]
- ✓ otto.ns.cloudflare.com [2803:f800:50::6ca2:c387]
- ✓ coco.ns.cloudflare.com [2803:f800:50::6ca2:c068]
- ✓ coco.ns.cloudflare.com [2a06:98c1:50::ac40:2068]
- ✓ coco.ns.cloudflare.com [2606:4700:50::adf5:3a68]
Web servers
Website without IPv6. That is grade E/F.
E-mail servers
E-mails are deliverable over IPv6, great!
- ✓ mx.mail25.cz [2a0b:bdc0:e::1b:0]
Last tests
| Test date | Grade |
|---|---|
| 29 Dec 2025 18:19 | E |