SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
tco-rostock.de
SSL/TLS Certificate
SSL/TLS Certificate for tco-rostock.de
Self-signed- Issued by (CA)
- Plesk
- Subject
- Plesk
- Valid from
- Dec 6, 2023
- Valid until
- Dec 5, 2024 (expired 711 days ago)
- Public key
- RSA 2048-bit
- Serial
- 65707334
- SHA-256 fingerprint
- 64:84:AE:75:4F:7A:CF:EB:18:D8:30:47:A7:5D:0F:50:2F:5D:1C:FC:35:5A:A1:FB:EF:D7:F4:46:E1:BC:29:63
- Chain
- Plesk
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 1, 2026.
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Uptime
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DNS changes
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TLS certificate
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