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 k2net.de
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- k2net.de
- Valid from
- Jun 27, 2026
- Valid until
- Sep 25, 2026 (65 days remaining)
- Public key
- EC 256-bit
- Serial
- 0541E5863FD1852A3D20EA8FA65514A0DD7A
- SHA-256 fingerprint
- AD:84:30:12:A2:04:3D:4A:8F:CE:8B:AE:24:72:44:38:F2:28:9F:6E:E9:FF:32:5A:98:9B:AD:1D:1A:C6:DF:66
- Chain
- YE2 → 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.