how to know what DNS server is being used
iaccounts at ibctech.ca
Sat Oct 28 15:26:07 UTC 2006
> On my registrars site I have two DNS servers listing. How
> would I know that 1) both are working. 2) which one is being used.
2) # tcpdump -n -i <iface> | grep .53 | grep domain.com
(where domain.com == the domain I want to find out if the server is
Generally, you can do this on all of your name servers, and get a good
idea of which ones are handling DNS resolution at any particular time.
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