dfn.de — Certificate History

View SSL certificate change history for dfn.de.

Last Checked: 2026-06-15T12:01:04Z · Issuer: Hellenic Academic and Research Institutions CA

ObservedValid FromValid ToIssuerFingerprint
2026-06-07T06:05:42Z2025-09-09 07:24:202026-09-09 07:24:20Hellenic Academic and Research Institutions CAc32fa28b175fe3a1…

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