SSL/TLS Certificate Lookup

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

studiografik.de

SSL/TLS Certificate

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SSL/TLS Certificate for studiografik.de

Hostname mismatch
Issued by (CA)
Asseco Data Systems S.A.
Subject
*.goneo.de
Valid from
Mar 13, 2026
Valid until
Sep 28, 2026 (69 days remaining)
Public key
RSA 4096-bit
Serial
5B3A3D169F9C74EE610E31743FB03DFF
SHA-256 fingerprint
71:66:67:DA:D2:3D:24:58:7B:F3:36:FD:C8:F1:B2:7D:54:AD:ED:F0:50:15:D8:94:18:E6:AB:B5:7C:95:27:D2
Chain
Certum DV TLS G2 R39 CA → Certum Trusted Root CA
Subject Alternative Names (2)
*.goneo.de, goneo.de

Certificate Authority Authorization (CAA)

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