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jimsynz/gist:1478578

Created December 14, 2011 21:18
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weirdness abounds...
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gistfile1.md

Observe:

$ host 130.216.85.10
10.85.216.130.in-addr.arpa domain name pointer cisco-capwap-controller.wlan.auckland.ac.nz.
10.85.216.130.in-addr.arpa domain name pointer cisco-capwap-controller.auckland.ac.nz.
10.85.216.130.in-addr.arpa domain name pointer cx-alfa-wism-controller-c.net.auckland.ac.nz.
10.85.216.130.in-addr.arpa domain name pointer cisco-lwapp-controller.wlan.auckland.ac.nz.

$ ruby -r socket -e "puts Socket.gethostbyaddr([130,216,85,10].pack('CCCC')).inspect"
["cisco-lwapp-controller.wlan.auckland.ac.nz", ["10.85.216.130.in-addr.arpa", "cisco-capwap-controller.wlan.auckland.ac.nz", "cisco-capwap-controller.auckland.ac.nz", "cx-alfa-wism-controller-c.net.auckland.ac.nz"], 2, "\x82\xD8U\n"]
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