What is IMAP Server?

Get Detailed Information about IMAP Server and List of IMAP Email Servers

Whenever your try to configure a mail account, have you ever noticed about the application asking you to decide which email protocol (POP or IMAP) you want to configure your account with?

Everyone chooses the required email protocol according to their needs, but the most preferred one is IMAP mail protocol. Nowdays, every other user is using IMAP as their preferred email protocol, but have you ever wanted to know what this IMAP is? This lack of knowledge leads to various difficulties when users are switching between email clients. Therefore, to help users easily configure their email accounts in desktop or mobile devices, we will discuss about IMAP and a complete list of IMAP Mail Servers. The following IMAP Email servers list will help you easily download IMAP Backup to your local system hard drive and various cloud / webmail applications.

IMAP Server – Overview

IMAP – Internet Message Access Protocol, as its name suggests enables users to access their IMAP enabled user account email messages from any location at any time, provided they have access to internet connection because the emails residing on servers. Whenever users open their desktop based email application to read messages, it will contact the server for new messages. When email account is configured with IMAP protocol, the message will not get downloaded, instead it is being read from the server. This is the only reason why users can easily check their email messages from various devices, without them getting deleted from the server.

What IMAP Offers to you?

IMAP provides various services to the users like as listed below:

  • Compatibility with Internet messaging standards, such as 'MIME'
  • Access to your messages from multiple computers
  • Access to messages without having to download from the server or transfer messages from one computer to another
  • Support for "online", "offline", and "disconnected" access modes
  • Support for concurrent access to shared mailboxes

IMAP Server

How to Find IMAP Hostname

When you run CubexSoft Email Backup to backup an IMAP-supported account then it will ask the users to enter the required IMAP account Username, Password, IMAP Host and IMAP Port number. Although, the utility is programmed in such a way that it automatically detects IMAP port number. But for this, users need to provide their IMAP host names. Every Email Service has its own IMAP Host server which can be easily obtained from its IMAP Configuration settings.

Once you have found your IMAP Host name for your Email Service then simply insert the same into the utility panel as described in below screenshots:

Step-1. Run CubexSoft Email Backup Tool & then choose IMAP Server option from source Email list.

select imap option

Step-2. Now you need to enter Email Account Credentials as well IMAP details. Each Email Service has its own IMAP Host like Gmail has imap.gmail.com and IMAP Port Number as 993.

select imap option

More about IMAP Server

IMAP is the standard email protocol that provides flexibility to its users to access, open, view, read, manage and organize emails without downloading them to their system. Additionally, the server keeps record of the messages sent by a user, in order to enable them to access those messages from any location. Users must clear one thing that IMAP doesn’t store email messages to or from computer. It simply synchronizes the emails of your computer with the emails on the server. Therefore, IMAP makes it flexible for users to access their messages from anywhere, at any time and on any device. Now, follow the complete IMAP Incoming and Outgoing Server list, as given below :

IMAP Mail Server Connection Settings:

Default Ports Server Authentication Ports
IMAP Outgoing Server Non-Encrypted
Secure (TLS)
Secure (SSL)
AUTH
StartTLS
SSL
25/587
587
465
IMAP Incoming Server Non-Encrypted
Secure (TLS)
Secure (SSL)
AUTH
StartTLS
SSL
143
143
993

Google Gmail.com

Gmail Server Authentication Ports
IMAP Outgoing Server smtp.gmail.com
smtp.gmail.com
StartTLS
SSL
587
465
IMAP Incoming Server imap.gmail.com SSL 993
  • Please make sure, that IMAP access is enabled in the account settings.
  • Login to your account and enable IMAP.
  • You also need to enable "less secure apps" (third party apps) in the Gmail settings

Outlook.com

Outlook.com Server Authentication Ports
IMAP Outgoing Server smtp-mail.outlook.com StartTLS 587
IMAP Incoming Server imap-mail.outlook.com SSL 993

Office365.com

Office365.com Server Authentication Ports
IMAP Outgoing Server smtp.office365.com StartTLS 587
IMAP Incoming Server outlook.office365.com SSL 993

Note: If the above settings are not working for your account, then login into the outlook web app, go to the "Settings" >> "Options" >> "Account" >> "My Account" >> "Settings for POP and IMAP Access".

IBM Domino-Lotus Notes

IBM Domino-Lotus Notes Server Authentication Ports
IMAP Outgoing Server SSL 465
IMAP Incoming Server SSL 993

Yahoo Mail Server

Yahoo Mail Server Server Authentication Ports
IMAP Outgoing Server smtp.mail.yahoo.com SSL 465
IMAP Incoming Server imap.mail.yahoo.com SSL 993

Yahoo Mail Plus Server

Yahoo Mail Plus Server Server Authentication Ports
IMAP Outgoing Server plus.smtp.mail.yahoo.com SSL 465
IMAP Incoming Server plus.imap.mail.yahoo.com SSL 993

Yahoo Mail Deutschland Server

Yahoo Mail Deutschland Server Server Authentication Ports
IMAP Outgoing Server smtp.mail.yahoo.com SSL 465
IMAP Incoming Server imap.mail.yahoo.com SSL 993

Yahoo Mail UK Server

Yahoo Mail UK Server Server Authentication Ports
IMAP Outgoing Server smtp.mail.yahoo.co.uk SSL 465
IMAP Incoming Server imap.mail.yahoo.co.uk SSL 993

Yahoo Mail AU/NZ Server

Yahoo Mail AU/NZ Server Server Authentication Ports
IMAP Outgoing Server smtp.mail.yahoo.au SSL 465
IMAP Incoming Server imap.mail.yahoo.au SSL 993

AOL.com Server

AOL.com Server Server Authentication Ports
IMAP Outgoing Server smtp.aol.com StartTLS 587
IMAP Incoming Server imap.aol.com SSL 993

Novell-Novell GroupWise

Novell-Novell GroupWise Server Authentication Ports
IMAP Outgoing Server AUTH 143
IMAP Incoming Server SSL
Non-SSL
993
993

AT&T Server

AT&T Server Server Authentication Ports
IMAP Outgoing Server smtp.att.yahoo.com SSL 465
IMAP Incoming Server imap.att.yahoo.com SSL 993

1&1 (1and1) Server

1&1 (1and1) Server Server Authentication Ports
IMAP Outgoing Server smtp.1and1.com StartTLS 587
IMAP Incoming Server imap.1and1.com SSL 993

1&1 (1and1) Deutschland Server

1&1 (1and1) Deutschland Server Server Authentication Ports
IMAP Outgoing Server smtp.1und1.com StartTLS 587
IMAP Incoming Server imap.1und1.com SSL 993

Zoho Mail Server

Zoho Mail Server Server Authentication Ports
IMAP Outgoing Server smtp.zoho.com SSL 465
IMAP Incoming Server imap.zoho.com SSL 993

Mail.com Server

Mail.com Server Server Authentication Ports
IMAP Outgoing Server smtp.mail.com StartTLS 587
IMAP Incoming Server imap.mail.com SSL 993

BT Connect Server

BT Connect Server Server Authentication Ports
IMAP Outgoing Server smtp.btconnect.com 25
IMAP Incoming Server imap4.btconnect.com 143

O2 Deutschland Server

O2 Deutschland Server Server Authentication Ports
IMAP Outgoing Server mail.o2online.de 25
IMAP Incoming Server imap.o2online.de 143

T-Online Deutschland Server

T-Online Deutschland Server Server Authentication Ports
IMAP Outgoing Server securesmtp.t-online.de StartTLS 587
IMAP Incoming Server secureimap.t-online.de SSL 993

Verizon Server

Verizon Server Server Authentication Ports
IMAP Outgoing Server outgoing.verizon.net 587
IMAP Incoming Server incoming.verizon.net 143

Net@ddress by USA.Net Server

Net@ddress by USA.Net Server Server Authentication Ports
IMAP Outgoing Server smtp.postoffice.net SSL 465
IMAP Incoming Server imap.postoffice.net SSL 993

NTL @ntworld.com Server

NTL @ntworld.com Server Server Authentication Ports
IMAP Outgoing Server smtp.ntlworld.com SSL 465
IMAP Incoming Server imap.ntlworld.com SSL 993

GMX.com Server

GMX.com Server Server Authentication Ports
IMAP Outgoing Server smtp.gmx.com SSL 465
IMAP Incoming Server imap.gmx.com SSL 993

Conclusion

Nowadays, users very much rely on mobiles due to which IMAP Mail Server has reached the height of popularity. The development of new smartphones, laptops, tablets, etc., has increased the demand IMAP. It is because the accessing email messages anywhere and on any device has become the need of an hour. Therefore, in this blog, we have covered all about What is IMAP Server & list of IMAP servers that one must know.