SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

kit.edu

SSL/TLS Certificate

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SSL/TLS Certificate for kit.edu

Valid
Issued by (CA)
Let's Encrypt
Subject
www.kit.edu
Valid from
Jul 1, 2026
Valid until
Sep 29, 2026 (70 days remaining)
Public key
RSA 4096-bit
Serial
05E5C6575FB37048C251080649BB32DE467F
SHA-256 fingerprint
2A:34:46:88:E6:06:F1:5D:64:4D:EB:FC:50:2E:9C:F1:20:E4:2A:49:A9:55:BB:0A:F5:ED:F6:F7:AF:69:9A:88
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (18)
kit.edu, www.cio.kit.edu, www.fzk.de, www.hiu.kit.edu, www.informatikom.de, www.kit.edu, www.kitedu.com, www.science-for-impact.com, www.scienceforimpact.de, www.th-karlsruhe.de, www.uka.eu, www.uni-karlsruhe.com, www.uni-karlsruhe.de, www.uni-karlsruhe.eu, www.uni-karlsruhe.net, www.uni-karlsruhe.org, www.unikarlsruhe.de, www.universitaet-karlsruhe.de

Certificate Authority Authorization (CAA)

No CAA policy is published for this domain — any certificate authority may issue for it.