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SSL Certificate: osm.org

🟢 Valid Certificate
Common Namewww.openstreetmap.org
IssuerLet's Encrypt
Issuer CNYR1
Valid FromJun 3 21:25:38 2026 GMT
Valid UntilSep 1 21:25:37 2026 GMT (48 days left)
Serial Number06AF4E313A6705213081C143BCFD35BF94E8
ℹ️ About SSL Certificates

SSL (Secure Sockets Layer) certificates encrypt data between your browser and osm.org's server. A valid SSL certificate ensures that your connection is private and that you're communicating with the real Osm website.

Websites without valid SSL certificates may show browser warnings and are penalized in search engine rankings.