telegram.im — Certificate History

View SSL certificate change history for telegram.im.

Last Checked: 2026-06-17T00:01:33Z · Issuer: Let's Encrypt

ObservedValid FromValid ToIssuerFingerprint
2026-06-07T06:06:06Z2026-05-31 11:39:202026-08-29 11:39:19Let's Encryptf2af668de379b666…

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