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.
That is because your form settings are incorrect. You have NO sender email to one of your form and no sender name to the other.
I've fixed this for you. Also note that you have a different email recipient to both the form you have. Kindly check Spam Folder and if possible, add firstname.lastname@example.org to your safe sender list or contact list.
Furthermore, kindly re-check our guide here: How-to-setup-email-alerts-to-prevent-email-bouncing-related-issues and follow our recommendations with adding our IP and Domain to your whitelist.