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.
Have you tried removing the current notification setup and re-create it? If not, please do as sometimes that fixes this kind of issue.
However, please do provide us some form ID's so we can check the form.
I have clone some of your form and was able to submit and receive the alert.