The first thing that the browser checks is the cache for the DNS record to find the corresponding IP address.
After the technician sets up the internal DNS server for his local network, the first thing that is checked when he types a website into the url of a browser is the cache to look for corresponding IP addresses.
DNS which means Domain Name System is a database that maintains the website name (URL)and the IP address that it is linked to. There is a unique IP address for every URL (universal resource locator).
Internal DNS servers store names and IP addresses for internal or private servers
If you want to display something on screen you can use the print() function. ... An example of code that will ask the user to enter their name and display it on ... stores it in a variable called city city = input("What is the capital city of England ... If you want to perform a format check in Python you will need to make use of a library.