SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
dein-klassentreffen.com
SSL/TLS Certificate
SSL/TLS Certificate for dein-klassentreffen.com
Expired- Issued by (CA)
- Let's Encrypt
- Subject
- dein-klassentreffen.com
- Valid from
- Nov 2, 2025
- Valid until
- Jan 31, 2026 (expired 278 days ago)
- Public key
- RSA 2048-bit
- Serial
- 067B569BBEB83D1724816B71CAC07E79C86F
- SHA-256 fingerprint
- 34:41:59:64:A8:FC:67:B6:71:08:76:AD:AA:43:45:FF:7B:5D:18:73:34:44:EF:28:27:D8:0B:FD:56:D6:A6:DC
- Chain
- R12 → 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 Sep 11, 2026.
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Uptime
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DNS changes
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TLS certificate
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