lync.com — Certificate History

View SSL certificate change history for lync.com.

Last Checked: 2026-06-08T12:00:26Z · Issuer: Microsoft Corporation

ObservedValid FromValid ToIssuerFingerprint
2026-06-06T10:16:53Z2026-04-18 00:33:582026-10-15 00:33:58Microsoft Corporation633d5708270de14c…

← lync.com