DNS debugging tools

For example if we want to find out the dns information about google.com

On windows, open up the cmd windows from Start-> Run-> type cmd
[code language=”text”]
ping google.com

or

nslookup google.com

or

tracert google.com
[/code]

On unix or linux machines, open up the terminal
[code language=”text”]
ping google.com

or

nslookup google.com

or

dig google.com
[/code]