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.
I checked your email address and found that it is in the bounce list. Now, the problem is resolved. From now on, you can receive notification emails.
In addition, setting "Sender E-mail" and "Recipient E-mail" as a same email address causes this. To prevent this risk in the future, please change the "Sender E-mail" as a "firstname.lastname@example.org".
Also, you can check THIS document to avoid bounce risk.
For your further questions, always feel free to ask.