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 aggc.ch
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- aggc.ch
- Valid from
- May 15, 2026
- Valid until
- Aug 13, 2026 (23 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 0692CF3F3B7781A01AE8D08FF4F51AA54A5B
- SHA-256 fingerprint
- 16:05:A3:65:91:8F:E7:CD:B1:01:01:23:1A:C2:4C:6A:6B:45:C4:C4:7F:F4:CD:DA:D3:CB:59:A9:71:33:E0:FD
- Chain
- R12 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.