- Step 1 Send a Request to Resolve a Domain Name.
- Step 2 Search for an IP Locally.
- Step 3 Contact ISP and its Recursive DNS Server to Resolve a Domain Name.
- Step 4 Ask Outside DNS Servers to Provide an IP Address.
- Step 5 Receive the IP Address.
- Conclusion.
What is DNS and its purpose?
The purpose of DNS is to translate a domain name into the appropriate IP address. This is done by looking up the dns records of the requested domain. There are typically eight steps in this DNS lookup process that follow the information path from the originating web browser to the DNS server and back again.
What is the DNS explain with an example?
The Domain Name System (DNS) is the Internet's system for mapping alphabetic names to numeric Internet Protocol (IP) addresses like a phone book maps a person's name to a phone number. Using the www.example.com URL, example.com is the domain name, and www is the hostname.The Domain Name System (DNS) is the Internet's system for mapping alphabetic names to numeric Internet Protocol (IPInternet Protocol (IPRadio over Internet Protocol, or RoIP, is similar to Voice over IP (VoIP), but augments two-way radio communications rather than telephone calls. From the system point of view, it is essentially VoIP with PTT (Push To Talk). To the user it can be implemented like any other radio network.https://en.wikipedia.org › wiki › Radio_over_IPRadio over IP - Wikipedia) addresses like a phone book maps a person's name to a phone number. Using the www.example.com URL, example.com is the domain name, and www is the hostname.