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Port 143
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Service
imap
Protocol
TCP
Description
In computing, the Internet Message Access Protocol (IMAP) is an Internet standard protocol used by email clients to retrieve email messages from a mail server over a TCP/IP connection. IMAP is defined by RFC 9051.
RFC
RFC 9051
—
Internet Message Access Protocol (IMAP) - Version 4rev2
Citations
IANA registry
Internet Message Access Protocol (Wikipedia)
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