DNS

Riz Khan on April 24th, 2010

Many times old DNS cache in the local computer result in resolution failures or resolution to a wrong IP, this can be corrected by clearing the DNS cache using below method : – Open Windows Command Prompt – Then issue below command : ipconfig /flushdns

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Riz Khan on April 24th, 2010

We can find the IP delegation for any IP using below command , i.e. using this command we can find which Nameserves are responsible for this IP and e.g. should provide the Reverse DNS for that IP : dig +trace -x 22.33.44.55 Where 22.33.44.55 is the IP for which we want to find the delegation, […]

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If you delete a dns zone file for mistake in Cpanel/WHM and the account has lot of subdomains , then it can get very time consuming to fix this manually , by first adding the zone file and then adding entries for individual subdomains, below trick can fix this : Rename the domain name from […]

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