I'm really sorry to hear that your Gmail contacts are seeing this warning from your emails, I can definitely understand how important it is to get rid of this warning. At this moment we are tracking those who have customers receiving this warning message from Gmail. Please send us an email at social_support(at)constantcontact(dot)com along with a reference to this post with the following information:
Full email headers from the email that had this warning
How long has the customer been seeing this issue?
Have they tried clicking "Looks safe"?
Did clicking "Looks safe" work?
Did subsequent messages have the same warning?
This information will help us further troubleshoot the issue. Please feel free to reach back out to us with any additional questions you may have about this, we're always happy to help!
Brigitte P Community & Social Media Support
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