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Created April 29, 2010 15:38
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example.rb
def localhost
reverse_lookup "127.0.0.1"
end
Raw
reverse_lookup.rb
require 'socket'
def reverse_lookup(address)
Socket.getaddrinfo address, 0, 'AF_UNSPEC', Socket::SOCK_STREAM
end
@jmorton

jmorton commented Apr 29, 2010

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ruby-1.8.7-p249 > reverse_lookup("75.126.76.113")
=> [["AF_INET", 0, "75.126.76.113-static.reverse.softlayer.com", "75.126.76.113", 2, 1, 6]]

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