A List of SMTP and POP3 Server

Knowledge Base // Email

Default Ports:

Server: Authentication: Port:
SMTP Server (Outgoing Messages) Non-Encrypted AUTH 25 (or 587)
  Secure (TLS) StartTLS 587
  Secure (SSL) SSL 465
POP3 Server (Incoming Messages) Non-Encrypted AUTH 110
  Secure (SSL) SSL 995

 

This list is without any warranties and not sorted alphabetically.
See also:  A List of SMTP and IMAP Mail Server (Mail Server List)

Googlemail - Gmail

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.gmail.com SSL 465
  smtp.gmail.com StartTLS 587
POP3 Server (Incoming Messages) pop.gmail.com SSL 995

 

 

Yahoo Mail

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.mail.yahoo.com SSL 465
POP3 Server (Incoming Messages) pop.mail.yahoo.com SSL 995

 

Yahoo Mail Plus

Server: Authentication: Port:
SMTP Server (Outgoing Messages) plus.smtp.mail.yahoo.com SSL 465
POP3 Server (Incoming Messages) plus.pop.mail.yahoo.com SSL 995

 

Yahoo UK

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.mail.yahoo.co.uk SSL 465
POP3 Server (Incoming Messages) pop.mail.yahoo.co.uk SSL 995

 

Yahoo Deutschland

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.mail.yahoo.com SSL 465
POP3 Server (Incoming Messages) pop.mail.yahoo.com SSL 995

 

Yahoo AU/NZ

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.mail.yahoo.com.au SSL 465
POP3 Server (Incoming Messages) pop.mail.yahoo.com.au SSL 995

 

O2

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.o2.ie   25
POP3 Server (Incoming Messages) pop3.o2.ie   110

 

O2.uk

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.o2.co.uk   25
POP3 Server (Incoming Messages) pop3.o2.co.uk   110

 

AOL.com

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.aol.com StartTLS 587
IMAP Server (Incoming Messages) pop.aol.com SSL 995

 

AT&T

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.att.yahoo.com SSL 465
POP3 Server (Incoming Messages) pop.att.yahoo.com SSL 995

 

NTL @ntlworld.com

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.ntlworld.com SSL 465
POP3 Server (Incoming Messages) pop.ntlworld.com SSL 995

 

BT Connect

Server: Authentication: Port:
SMTP Server (Outgoing Messages) pop3.btconnect.com   25
POP3 Server (Incoming Messages) mail.btconnect.com   110

 

BT Openworld

Server: Authentication: Port:
SMTP Server (Outgoing Messages) mail.btopenworld.com   25
POP3 Server (Incoming Messages) mail.btopenworld.com   110

 

BT Internet

Server: Authentication: Port:
SMTP Server (Outgoing Messages) mail.btinternet.com   25
POP3 Server (Incoming Messages) mail.btinternet.com   110

 

Orange

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.orange.net   25
POP3 Server (Incoming Messages) pop.orange.net   110

 

Orange.uk

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.orange.co.uk   25
POP3 Server (Incoming Messages) pop.orange.co.uk   110

 

Wanadoo UK

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.wanadoo.co.uk   25
POP3 Server (Incoming Messages) pop.wanadoo.co.uk   110

 

Hotmail

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.live.com SSL 465
POP3 Server (Incoming Messages) pop3.live.com SSL 995

 

O2 Online Deutschland

Server: Authentication: Port:
SMTP Server (Outgoing Messages) mail.o2online.de   25
POP3 Server (Incoming Messages) pop.o2online.de   110

 

T-Online Deutschland

Server: Authentication: Port:
SMTP Server (Outgoing Messages) securesmtp.t-online.de StartTLS 587
POP3 Server (Incoming Messages) securepop.t-online.de SSL 995

 

1&1 (1and1)

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.1and1.com StartTLS 587
POP3 Server (Incoming Messages) pop.1and1.com SSL 995

 

1&1 Deutschland

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.1und1.de StartTLS 587
POP3 Server (Incoming Messages) pop.1und1.de SSL 995

 

Comcast

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.comcast.net   587
POP3 Server (Incoming Messages) mail.comcast.net   110

 

Verizon

Server: Authentication: Port:
SMTP Server (Outgoing Messages) outgoing.verizon.net SSL 465
POP3 Server (Incoming Messages) incoming.verizon.net SSL 995

 

Verizon (Yahoo hosted)

Server: Authentication: Port:
SMTP Server (Outgoing Messages) outgoing.yahoo.verizon.net   587
POP3 Server (Incoming Messages) incoming.yahoo.verizon.net   110

 

zoho Mail

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.zoho.com SSL 465
IMAP Server (Incoming Messages) pop.zoho.com SSL 995

 

Mail.com

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.mail.com StartTLS 587
POP3 Server (Incoming Messages) pop.mail.com SSL 995

 

GMX.com

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.gmx.com SSL 465
POP3 Server (Incoming Messages) pop.gmx.com SSL 995

 

Net@ddress by USA.NET

Server: Authentication: Port:
SMTP Server (Outgoing Messages) smtp.postoffice.net SSL 465
POP3 Server (Incoming Messages) pop3.postoffice.net SSL 995
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