How to Use the Office Email Checker Tool

The Office Email Checker is a powerful tool that verifies whether an email address is registered with Microsoft Office365.

This helps you:

• Clean your email list

• Avoid bounces

• Protect your SMTP/IP reputation

• Send only to valid, working Office inboxes

It’s especially useful for marketers, red teamers, and cold email campaigns targeting Microsoft users.

You can purchase access to the Office Email Checker from our official store:
👉 https://spamtools.org/product/office365-valid-email-checker-2025/

Once purchased, it will be available directly in your SpamTools dashboard.

Using the tool is simple and quick:

1. Log in to your SpamTools dashboard

2. Navigate to Office365 Email Checker from the menu

3. Paste or upload your email list

4. Click Start

5. Wait a few moments while the tool processes your list

6. View or export your results – emails will be marked as either valid (Office365) or invalid

That’s it!
No technical setup. No installations. Just accurate email intelligence, in seconds.

Need help or have questions?
Feel free to contact support — we’re here to help.