Tag: SMTP

Mail ports protocols : POP, IMAP, SMTP

Email protocols explained : For those who want a simple explanation for e-mail ports and protocols here it is : PORT 25 TCP : SMTP PORT 110 TCP : POP3 Port 143 TCP : IMAP Port 465 TCP : SMTPS (SSL) Port 587 TCP : alternate SMTP, sometimes used if your ISP blocks port 25 …

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