Port 995: POP3S

Port 995 is POP3S, encrypted POP3 mail download. It secures the login and message transfer that plain POP3 on port 110 leaves exposed.

TCPEmail EncryptedIANA assigned
Port number995
ServicePOP3 over TLS
ProtocolTCP
CategoryEmail
Default encryptionYes (TLS/SSH)

Frequently asked questions

What is port 995 used for?

Port 995 is POP3S, encrypted POP3 mail download. It secures the login and message transfer that plain POP3 on port 110 leaves exposed.

Is port 995 TCP or UDP?

Port 995 (POP3S) uses TCP.

Is port 995 secure?

Yes. Port 995 carries encrypted traffic by default, so data in transit is protected.

Should I open port 995 on my firewall?

Only if you specifically need POP3S. Expose it to the smallest set of trusted sources, and never open database or Windows-service ports to the whole internet.