How can I prevent people from submitting a form using certain email domains?

Last updated: December 6, 2017

Available For:

Marketing: Basic, Pro, Enterprise
Sales: N/A

Follow the steps below to prevent users from submitting your form with email addresses at certain domains.

  • Navigate in HubSpot Marketing to Contacts > Forms.
  • Click the name of the form to open it in the editor.
  • Hover over the email field and click edit.
  • Enter the domains you want to block under Email Domains to Block, separated by commas.
    • Enter: "" or ","
    • Do not enter: "" or ""
  • You can also select to block free email providers.
Email domains to block
  • Click Save.

When visitors attempt to enter a blocked domain in the Email field, they will see a message asking them to enter a business email address. 

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