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 uyu.fr
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- uyu.fr
- Valid from
- Jul 12, 2026
- Valid until
- Oct 10, 2026 (80 days remaining)
- Public key
- EC 256-bit
- Serial
- 0543325A9B56F3713C5FC76018EC743AF96E
- SHA-256 fingerprint
- BF:F2:DF:F6:D4:62:AA:C0:F9:8B:18:6E:E7:08:67:F1:80:4A:CC:2B:D6:52:0F:6C:DB:70:19:71:28:3E:07:28
- Chain
- YE2 → Root YE → ISRG Root X2 → ISRG Root X1
Certificate Authority Authorization (CAA)
The serving CA (Let's Encrypt) is authorized by this domain's CAA records (letsencrypt.org).