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 kapp.de
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- kapp.de
- Valid from
- Jun 5, 2026
- Valid until
- Sep 3, 2026 (44 days remaining)
- Public key
- EC 256-bit
- Serial
- 05D4F813517EDE03D24D0E3269C7E390B736
- SHA-256 fingerprint
- 66:37:A3:8E:0B:5C:4A:CC:52:D7:12:84:11:99:E7:4C:A2:93:A4:FF:69:2A:B2:1E:96:EC:C8:1F:92:72:76:A7
- Chain
- YE1 → Root YE → ISRG Root X2 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.