diff --git a/gec22_demo/web_redirector/README.md b/gec22_demo/web_redirector/README.md
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--- /dev/null
+++ b/gec22_demo/web_redirector/README.md
@@ -0,0 +1,10 @@
+# Thanks to @minhajuddin for the template
+# http://minhajuddin.com/2010/06/06/redirector-a-simple-rack-application-which-makes-redirection-of-multiple-domains-a-breeze
+
+# Install Ruby Rack
+
+gem install rack --no-ri --no-rdoc
+
+# Run with:
+
+rackup -o IP_of_your_server config.ru
diff --git a/gec22_demo/web_redirector/config.ru b/gec22_demo/web_redirector/config.ru
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+++ b/gec22_demo/web_redirector/config.ru
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+require './redirector'
+
+use Rack::ContentLength
+
+app = proc do |env|
+  app = Redirector.new()
+  status, headers, response = app.call(env)
+  [ status, headers, response ] 
+end
+
+run app
diff --git a/gec22_demo/web_redirector/config.yaml b/gec22_demo/web_redirector/config.yaml
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+++ b/gec22_demo/web_redirector/config.yaml
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+# NO CIDR NOTATION SUPPORT!!!
+# Convention: 
+# - net_A_B_C_D for the network IP address A.B.C.D
+# - net_A_B_C for the network IP address A.B.C.0
+# - net_A_B for the network IP address A.B
+# - net_A for the network IP address A
+# - default for everyting else
+#
+net_10_15:
+  status: 303
+  location: 'http://www.nicta.com.au'
+
+net_203_143_174:
+  status: 303
+  location: 'http://www.w3.org'
+
+default:
+  status: 303
+  location: 'http://www.google.com.au'
\ No newline at end of file
diff --git a/gec22_demo/web_redirector/redirector.rb b/gec22_demo/web_redirector/redirector.rb
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+++ b/gec22_demo/web_redirector/redirector.rb
@@ -0,0 +1,34 @@
+# Thanks to @minhajuddin for the template
+# http://minhajuddin.com/2010/06/06/redirector-a-simple-rack-application-which-makes-redirection-of-multiple-domains-a-breeze
+#
+require 'yaml'
+
+class Redirector
+
+  PREFIX = "net_"
+  @@config = YAML::load(File.open('config.yaml'))
+
+  def self.config
+    @@config
+  end
+
+  def call(env)
+    redirect_info = get_redirect_info(env['REMOTE_ADDR'])
+    puts "-- #{Time.now} -- Host: #{env['REMOTE_ADDR']} -- Redirect: #{redirect_info['location']}"
+    [redirect_info['status'], {'Content-Type' => 'text','Location' => redirect_info['location']}, get_host_response( redirect_info ) ]
+    #['200', {'Content-Type' => 'text/html'}, ['get rack\'d']]
+  end
+
+  private
+  def get_host_response(redirect_info)
+    ["#{redirect_info['status']} moved. The document has moved to #{redirect_info['location']}"]
+  end
+
+  def get_redirect_info(host)
+    (0..3).each do |i|
+      net = PREFIX+host.split('.')[0,(4-i)].join('_')
+      return @@config[net] unless @@config[net].nil?
+    end
+    return @@config['default']
+  end
+end