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fduran

Linux check DNS cache snooping

fduran
Feb 19th, 2012
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  1. # www.fduran.com
  2. # Linux check DNS cache snooping
  3. # check if somedomain (try popular ones like google.com etc) is cached in a dns_server
  4.  
  5. # with nslookup
  6. nslookup -norecurse somedomain dns_server
  7.  
  8. # with dig
  9. dig @dns_server somedomain A +norecurse
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