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.
How can I change/customize the URL in the "Thank You!" page?Asked by AIFIB on September 23, 2013 at 06:22 AM
I want to show my own subdomain (not http://submit.jotform.co/submit/#) at the transmission of the "thanks page". What do I do?
Note: I have already filed a CNAME entry to your specific page.
Thank you for the answer.
could you check this guide about setting up your thank you page?
http://www.jotform.com/help/211-Setting-Up-the-Thank-You-Page especially this part will be helpful:
Form will redirect to the website URL entered here. This is very useful when you want your form users to land on your website or a specific page.
Hope it helps
please let us know if you need further assistance