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 kappa.de
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- kappa.de
- Valid from
- Jul 7, 2026
- Valid until
- Oct 5, 2026 (76 days remaining)
- Public key
- RSA 3072-bit
- Serial
- 059F2D18F48072E0E70EE72070D911BC68A1
- SHA-256 fingerprint
- 9E:FE:0C:0F:10:06:65:96:4C:F1:EC:86:80:9A:05:CF:D0:6F:A4:DD:1F:67:F7:BE:2F:01:61:45:B7:08:39:D6
- Chain
- YR1 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.