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Just out of curiosity, are free mail providers like Gmail and Yahoo! mail using postfix and Dovecot to manage their mail services? Also to filter spam, do they

by ynak 12y ago

Just out of curiosity, are free mail providers like Gmail and Yahoo! mail using postfix and Dovecot to manage their mail services? Also to filter spam, do they rely on spamassassin or other free software with some customizations?

wodenokoto 12y ago
No, they rely on in-house solutions.