Energy CX
Email provider check

Google or Microsoft?Know before you reach out.

Paste a contact’s email or their company domain to see who hosts their inbox.

Checking a list? Paste several, separated by commas, spaces or new lines.

How it works. The tool reads the domain’s public mail records (MX), the same ones every email server uses to deliver mail. Only the domain is looked up; the person’s name never leaves your browser.

Confirmed means mail goes straight to Google or Microsoft. Likely means a security filter such as Proofpoint or Mimecast sits in front, so the provider is read from the domain’s sending records instead.

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