Email Server Checker
Check MX & SMTP settings
Validate email addresses and check email server configuration. Verify MX records, SMTP connectivity, and domain mail hosting.
Email Server Checker — Free Online Tool
Use this free online tool instantly. No signup, no watermark, 100% free forever. Works on all devices.
Why Use This Tool?
Get results in seconds — no waiting, no processing queue, no delays.
All processing happens in your browser. Files never leave your device.
Open the tool and use it immediately. No account or registration needed.
Not a trial, not freemium. 100% free forever with no hidden charges.
Works on desktop, tablet and mobile — iPhone, Android, any browser.
Pure browser-based tool. No software download or installation required.
Features
- ✓ Email format validation
- ✓ Domain verification
- ✓ MX record lookup
- ✓ SMTP server check
- ✓ Mail hosting detection
- ✓ Server reachability test
Frequently Asked Questions
Your Privacy, Our Priority
We don't store any of your data or files. All files are instantly deleted after your use completes.