SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
mfr-rennes-stgregoire.fr
SSL/TLS Certificate
SSL/TLS Certificate for mfr-rennes-stgregoire.fr
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- mfr-rennes-stgregoire.fr
- Valid from
- Oct 14, 2026
- Valid until
- Jan 12, 2027 (58 days remaining)
- Public key
- EC 256-bit
- Serial
- 0519D2C6A8AB9620C053DEAECFE7BAEBF70C
- SHA-256 fingerprint
- 00:56:6C:22:CC:25:FE:AD:C6:0B:E0:D7:CB:00:E0:DE:E6:3E:B8:D9:55:71:34:AD:D8:EC:C6:13:A4:2B:4C:CC
- 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.
This certificate has been served since Jul 21, 2026.
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TLS certificate
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