133.33.66 is a class C of IPs

Sample IPs from the class C 133.33.66

133.33.66.106	View precise location of 133.33.66.106 on the map!
133.33.66.230	View precise location of 133.33.66.230 on the map!
133.33.66.127	View precise location of 133.33.66.127 on the map!
133.33.66.116	View precise location of 133.33.66.116 on the map!
133.33.66.202	View precise location of 133.33.66.202 on the map!
133.33.66.83	View precise location of 133.33.66.83 on the map!
133.33.66.172	View precise location of 133.33.66.172 on the map!
133.33.66.182	View precise location of 133.33.66.182 on the map!
133.33.66.171	View precise location of 133.33.66.171 on the map!
133.33.66.25	View precise location of 133.33.66.25 on the map!
133.33.66.232	View precise location of 133.33.66.232 on the map!

10 Random IPs

115.13.171.95	Find precise map location of 115.13.171.95
84.203.163.81	Find precise map location of 84.203.163.81
100.105.143.231	Find precise map location of 100.105.143.231
51.89.83.88	Find precise map location of 51.89.83.88
77.188.114.29	Find precise map location of 77.188.114.29
233.47.41.45	Find precise map location of 233.47.41.45
213.106.114.222	Find precise map location of 213.106.114.222
180.17.125.182	Find precise map location of 180.17.125.182
176.206.121.159	Find precise map location of 176.206.121.159
225.51.216.80	Find precise map location of 225.51.216.80
197.44.121.211	Find precise map location of 197.44.121.211

TestURI.org is a free web-sniffer.net alternative. It alows you to send custom HTTP request and check the HTTP response.