Quick tipFix itMarketing Hub

Externally embedded HubSpot form not working

Unlisted domains can mark submissions as spam.

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Edit forms
Time
2 min · Intermediate
Last verified

Short answer

HubSpot's KB: compare the page source with HubSpot's embed code and re-embed if they differ. If they match, other HTML or JavaScript may interfere. Add the external page's domain as an additional site domain, or submissions are marked as spam.

1. In HubSpot

The relevant screen in my demo portal.

Forms index with a Non-HubSpot Forms link and Form Type filter
Non-HubSpot Forms (1) and the Form Type filter (2).

2. Worth knowing

The KB also covers WordPress-specific issues.

3. Related

Additional site domains and spam submissions.

Sources

New field notes by email

One email when a new article publishes.

Still stuck?

If this did not fix it, the problem is probably specific to your setup. Book a call and we will look at it together.

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