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 dunik.sk
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- dunik.sk
- Valid from
- Jul 18, 2026
- Valid until
- Oct 16, 2026 (87 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 051E73FBB1E235E139A39563EE832BE91685
- SHA-256 fingerprint
- CC:0C:AD:CE:2E:E9:9B:65:BD:6E:A1:21:85:D8:FB:45:8C:AA:F4:5F:2E:20:91:1C:F5:0A:1C:A3:FB:BB:8E:63
- Chain
- YR1 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.