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hackingbutlegal/gist:92f268f114ecaec8a6c0

Created August 25, 2014 19:03
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Iterate through IP's in a text file and output reverse DNS domain information.
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gistfile1.txt
for i in `cat ips.txt` ; do dig -x $i +short >> dns.txt ; done
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for i in cat ips.txt ; do echo -e "$i," >> dns.txt ; dig -x $i +short >> dns.txt ; done

Helps with data formatting for Excel analysis

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