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 gemko.sk
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- gemko.sk
- Valid from
- Jul 17, 2026
- Valid until
- Oct 15, 2026 (86 days remaining)
- Public key
- RSA 4096-bit
- Serial
- 054E98F93321D4DD2ED043636A999950571E
- SHA-256 fingerprint
- 98:AD:D0:9B:A6:9C:5B:0E:63:83:79:19:56:EF:F2:B2:D9:BC:EB:49:60:04:9C:4D:B4:AC:D2:2D:D8:D0:97:3E
- Chain
- YR2 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.