TCP
POP3
What port 110 is used for
Legacy unencrypted POP3 mail retrieval.
Security considerations
Migrate to POP3S (995) or IMAP (143/993).
Check if port 110 is open on any host:
Open Port Scanner →Legacy unencrypted POP3 mail retrieval.
Migrate to POP3S (995) or IMAP (143/993).
Check if port 110 is open on any host:
Open Port Scanner →