What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
You're right, I have now removed your email from the bounce list. It should be fine now.
Here's the reason why your email ended to the bounce list.
firstname.lastname@example.org is IN the bounce list
Reason(s) : 5.1.0 - Unknown address error 550-'5.1.0 <email@example.com> sender rejected. IB504'
Kindly make sure this email exist and valid then submit a test with your form again. Hope this resolves the problem.