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 cym.ch
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- cym.ch
- Valid from
- May 31, 2026
- Valid until
- Aug 29, 2026 (39 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 0609BAA1EA57E504571E71EA526885E8B428
- SHA-256 fingerprint
- 80:56:E0:4F:F3:E4:A7:34:FF:75:83:85:24:57:82:5D:FF:75:E0:17:23:65:FB:C3:15:2D:0B:E5:7E:A6:8F:02
- 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.