✉
Mail Server Connectivity Tester
Test IMAP & SMTP connectivity step-by-step — diagnose mail server issues
⚙
Configuration
IMAP
SMTP
ℹ Credentials are sent only to your server and never stored. Use a test account where possible.
Mail Server Hostname
Port
Encryption
SSL / TLS (implicit)
STARTTLS (explicit)
None (plaintext)
Authentication
Auto-detect
PLAIN
LOGIN
Username / Email
Password
From Address (MAIL FROM)
To Address (RCPT TO)
Run Test
📋
Test Results