You are adding the domain in this panel: https://x10hosting.com/loginI've now tried Safari, Firefox, Chrome. All with the same red banner and error:
Error
An error has occurred. Please refresh the page and try again.
Server 198.91.81.13 working just fine. Must be the domain your adding. What is the domain??
Update name servers to x10 name servers!I’ve tried lots of different domains just to see if it was a word I was using.
My domain is lucas911.com