parse.rb

#!/usr/bin/env ruby
# encoding: utf-8

require 'socket'

DefaultHost = 'dpmaster.deathmask.net'
DefaultPort = 27950
ChunkSize   = 2**16

UDPSocket.new.tap do |socket|
  socket.connect DefaultHost, DefaultPort
  socket.send "\xFF\xFF\xFF\xFFgetservers Warsow 11 full empty \0", 0
  
  if data = socket.recvfrom(ChunkSize)[0]
    puts data.bytes.to_a.map{ |c| c.to_s(16).rjust 2, '0' }.join(' ').upcase
  end
end