SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
jdav-aachen.de
SSL/TLS Certificate
SSL/TLS Certificate for jdav-aachen.de
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- autoconfig.jdav-aachen.de
- Valid from
- Jul 1, 2026
- Valid until
- Sep 29, 2026 (69 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 0586A61D1FF9DE7F26532CA08BFE45409C60
- SHA-256 fingerprint
- 21:88:05:27:32:D8:2C:37:C7:BD:B2:E6:2D:6F:A1:26:4A:A1:12:45:04:57:15:25:7D:99:37:12:12:C2:1A:DA
- 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.