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SSL Lookup connects to a domain on port 443, reads the certificate the server presents and shows who it was issued to, who issued it, when it is valid and how many days remain.
SSL Lookup connects to a domain on port 443, reads the certificate the server presents and shows who it was issued to, who issued it, when it is valid and how many days remain. It is the fastest way to catch an expiring certificate or to confirm that a renewal actually went live on the server.
Good to know. Wildcard and multi-domain certificates show only the primary Common Name in the details. The list of alternative names is collected but not displayed in the current layout.