SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
cerfa-permis-de-construire.fr
SSL/TLS Certificate
SSL/TLS Certificate for cerfa-permis-de-construire.fr
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- cerfa-permis-de-construire.fr
- Valid from
- Oct 21, 2026
- Valid until
- Jan 19, 2027 (70 days remaining)
- Public key
- EC 256-bit
- Serial
- 06B22224E4DB01B9B979DCEC8CFFC0F4CB73
- SHA-256 fingerprint
- ED:2B:83:41:58:C0:CD:03:7F:4D:76:ED:B0:71:94:E3:E1:0E:0B:3D:76:6B:2D:AB:8B:BB:33:71:63:48:98:31
- Chain
- YE2 → 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.
We've observed 1 previous certificate for this host. This certificate has been served since Oct 26, 2026.
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Uptime
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DNS changes
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TLS certificate
We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.
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