The Domain Name Service looks up the domain and returns the:

The Domain Name Service (DNS) is a system that translates domain names into IP addresses. When a user enters a domain name into their web browser, the browser sends a request to the DNS server to look up the IP address associated with that domain.

Here are the steps involved in the DNS lookup process:

1. The user enters a domain name into their web browser.
2. The browser sends a DNS query to the DNS server specified in the user's network settings.
3. The DNS server checks its local cache to see if it has a record of the IP address for the requested domain. If it does, it returns the IP address to the browser.
4. If the DNS server does not have a record of the IP address, it contacts other DNS servers in a hierarchical manner to find the IP address.
5. The DNS server sends a query to the root DNS server, which is responsible for the top-level domain (TLD) of the requested domain (e.g., .com, .org, .net).
6. The root DNS server responds with the IP address of the authoritative DNS server for the TLD.
7. The DNS server then sends a query to the authoritative DNS server for the TLD, asking for the IP address of the next-level DNS server responsible for the requested domain.
8. This process continues recursively until the DNS server reaches the DNS server responsible for the specific domain.
9. The DNS server finally retrieves the IP address associated with the domain from the authoritative DNS server and returns it to the browser.
10. The browser can now use the IP address to establish a connection with the web server hosting the requested domain.

In summary, the DNS lookup process involves querying multiple DNS servers to find the IP address associated with a domain name. This process allows users to access websites using easy-to-remember domain names instead of having to remember the corresponding IP addresses.