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 boch.ch
Expired- Issued by (CA)
- Let's Encrypt
- Subject
- blue-office.ch
- Valid from
- Sep 16, 2025
- Valid until
- Dec 15, 2025 (expired 218 days ago)
- Public key
- RSA 2048-bit
- Serial
- 05BC1D2EAE2F678111AF841DFA5E16962629
- SHA-256 fingerprint
- B7:E0:21:8C:7F:DA:08:FA:47:1C:EF:11:CB:4B:AE:9B:80:F2:76:9C:7A:C3:8C:44:26:32:24:57:9A:08:BD:07
- Chain
- R13 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.