Providers

IMAP Providers

15+ Million Email Servers Built-In

Rapid automatically detects IMAP servers for all email domains using its massive built-in database. For domains not in the database, it automatically discovers servers via MX record lookup. No manual configuration needed - just load your credentials and start checking.

Web Authentication Providers

Hotmail/Outlook

Supported Domains

hotmail.com, hotmail.co.uk, hotmail.fr, hotmail.de
outlook.com, outlook.es, outlook.fr
live.com, live.ca, live.co.uk
msn.com

Features

OAuth2-based web authentication
Cookie extraction
No app passwords needed
Handles security challenges

Protocol Selection

Automatic Detection

Rapid automatically selects the best protocol:

Checks domain against web authentication provider list
Uses IMAP for all other domains
Finds IMAP server from 15M+ database or MX records

Manual Override

You can force specific protocols:

Set preferred protocol in settings
Disable web authentication