SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
ccna-revision.fr
SSL/TLS Certificate
SSL/TLS Certificate for ccna-revision.fr
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- ccna-revision.fr
- Valid from
- Sep 19, 2026
- Valid until
- Dec 18, 2026 (34 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05409E4EF12EDCAACF54563384FAD2145876
- SHA-256 fingerprint
- 98:CD:49:63:A6:8D:2C:B2:C3:94:DF:2B:7E:39:F3:3B:B9:4E:74:E4:0E:0E:62:DC:17:E0:33:31:C7:E1:DA:A9
- Chain
- YR2 → Root YR → 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 Nov 9, 2026.
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Uptime
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DNS changes
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TLS certificate
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