133.66.74 is a class C of IPs

Sample IPs from the class C 133.66.74

133.66.74.80	View precise location of 133.66.74.80 on the map!
133.66.74.209	View precise location of 133.66.74.209 on the map!
133.66.74.34	View precise location of 133.66.74.34 on the map!
133.66.74.1	View precise location of 133.66.74.1 on the map!
133.66.74.42	View precise location of 133.66.74.42 on the map!
133.66.74.9	View precise location of 133.66.74.9 on the map!
133.66.74.128	View precise location of 133.66.74.128 on the map!
133.66.74.134	View precise location of 133.66.74.134 on the map!
133.66.74.29	View precise location of 133.66.74.29 on the map!
133.66.74.142	View precise location of 133.66.74.142 on the map!
133.66.74.43	View precise location of 133.66.74.43 on the map!

10 Random IPs

178.63.152.72	Find precise map location of 178.63.152.72
121.148.164.218	Find precise map location of 121.148.164.218
54.22.72.191	Find precise map location of 54.22.72.191
8.190.35.168	Find precise map location of 8.190.35.168
124.92.158.56	Find precise map location of 124.92.158.56
90.220.157.73	Find precise map location of 90.220.157.73
225.218.1.61	Find precise map location of 225.218.1.61
255.185.86.70	Find precise map location of 255.185.86.70
244.37.76.253	Find precise map location of 244.37.76.253
117.102.145.9	Find precise map location of 117.102.145.9
187.201.99.194	Find precise map location of 187.201.99.194

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