Instead of a name in the address bar of the browser, IP pops up How to fix it?

Question

Computer networks

There is a domain name ... There is an OpenServer server ... redirection to it
We write the name of the site. The site opens.
But instead of the name in the address bar of the browser, its ip pops up

Answer 1

redirect to it

This is obviously a mistake, but my telepathic skills are not enough to determine how this redirection occurs.