DNS
8 steps to finding:
- The user in
Web
Type”example.com
“, the query will enterInternet
And by theDNS
Recursive resolver receives. - The parser then queries
DNS
Root name server. - The root server then uses the top-level domain
DNS (TLD)
Server (for example.com
or.net
), which stores information about its domain. In the searchexample.com
When our request points to.com TLD
. - The parser then goes to
.com TLD
Make a request. - And then,
TLD
The server uses a domain name serverexample.com
theIP
Address to respond. - Finally, the recursive parser sends queries to the domain’s name server.
- And then,
example.com
theIP
The address is returned from the name server to the resolver. - then
DNS
The parser uses the domain of the original requestIP
Address the responseWeb
The browser.
Once the eight steps of the DNS lookup return the IP address example.com, the browser can make a request to the web page:
The browser makes an HTTP request to the IP address.
The server at that IP returns the web page to render in the browser.