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 rasa.ch
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- rasa.ch
- Valid from
- May 31, 2026
- Valid until
- Aug 29, 2026 (38 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 063EB680CF04A58B7C2E243C2251DD06ED69
- SHA-256 fingerprint
- 56:E4:6D:11:65:5B:93:B4:6C:0E:82:3D:BD:CD:D9:FA:20:5B:3D:54:44:44:3D:4F:43:9A:6F:E8:61:22:98:B3
- 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.