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 zarka.ch
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- zarka.ch
- Valid from
- Jun 16, 2026
- Valid until
- Sep 14, 2026 (54 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 059F5C86F525DFE13A44441E6EA569BE922E
- SHA-256 fingerprint
- 64:7D:97:34:4D:95:E8:A2:4F:8F:83:F0:0A:35:D7:8D:F9:F7:F1:25:DB:3C:99:CF:7B:2E:A8:79:27:9C:01:9F
- 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.