SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
SSL/TLS Certificate for owasp.de
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- owasp.de
- Valid from
- Jun 26, 2026
- Valid until
- Sep 24, 2026 (64 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 059357140903BEABE67A3E3E2C9E15605B70
- SHA-256 fingerprint
- F1:A2:94:85:91:A5:39:68:35:A4:B7:C6:77:30:0D:27:D1:CB:30:0C:E1:7C:9B:68:A1:18:97:18:CA:7E:84:B5
- 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.