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 mycup.ch
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- mycup.ch
- Valid from
- Jun 17, 2026
- Valid until
- Sep 15, 2026 (55 days remaining)
- Public key
- EC 256-bit
- Serial
- 069C2C61AA51F09DD9D3D2A6FA89E18B6D38
- SHA-256 fingerprint
- 3E:D6:88:11:35:24:6F:D0:AD:9C:1A:C2:C2:15:72:64:49:39:44:46:61:33:55:05:B4:11:06:D7:8D:40:00:F5
- Chain
- YE1 → Root YE → ISRG Root X2 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.