How to Troubleshoot if an Email Provider's SMTP Domains are Blocked

Knowledge Articles
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Problem statement

This article provides steps on how to troubleshoot if an Email provider’s SMTP domains are blocked.

Solution

Generate a sample email for password reset or email verification, extract the headers from the received email, and use the following application to find the SMTP domain of the email provider.

Then, perform a check using the following page with the extracted SMTP domain to find out if the domain is blocked:

Consult the email service provider to unblock the SMTP domain if it is blocked.