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 the only form we show associated with your account and it appears you have one empty email notification and one that does not have a sender email which will default to "email@example.com". The first image is the one that has no address to be sent to and does not get sent:
The second is not setup to come from a custom domain and defaults to being sent from "firstname.lastname@example.org":
I am not sure what could have caused this change. Here are our guides on how to set these up again just in case:
Please let us know if you have any other questions and we will be happy to help.
Thank you for using Jotform!