SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
SSL/TLS Certificate for vknet.sk
Hostname mismatch- Issued by (CA)
- Let's Encrypt
- Subject
- shark.vknet.sk
- Valid from
- Jul 12, 2026
- Valid until
- Oct 10, 2026 (81 days remaining)
- Public key
- EC 256-bit
- Serial
- 051206A5B30886610DCEAADC1E8AE87715C1
- SHA-256 fingerprint
- C2:4B:3B:4A:D7:9E:94:72:19:A7:70:3E:A2:D6:B6:93:07:0B:13:74:39:D6:9E:42:32:2F:DD:94:83:D7:0D:21
- Chain
- YE1 → Root YE → ISRG Root X2 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.