SSL Certificate Check for facebook.com
Live SSL/TLS certificate report for facebook.com — grade, expiration, issuer, and protocol.
B
facebook.com
Good — SSL/TLS Security Grade
Certificate Details
Subject (CN)*.facebook.com
IssuerDigiCert Inc
Valid FromApr 1 00:00:00 2026 GMT
Valid ToJun 30 23:59:59 2026 GMT
Days Remaining7 days
TLS ProtocolTLSv1.3
Cipher SuiteTLS_CHACHA20_POLY1305_SHA256
Subject Alternative Names (11)
*.facebook.com*.facebook.net*.fbcdn.net*.fbsbx.com*.m.facebook.com*.messenger.com*.xx.fbcdn.net*.xy.fbcdn.net*.xz.fbcdn.netfacebook.commessenger.com
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