66.67 is a class B of IPs

Sample IPs from the class B 66.67

66.67.13.157	View precise location of 66.67.13.157 on the map!
66.67.80.98	View precise location of 66.67.80.98 on the map!
66.67.7.254	View precise location of 66.67.7.254 on the map!
66.67.237.166	View precise location of 66.67.237.166 on the map!
66.67.166.201	View precise location of 66.67.166.201 on the map!
66.67.255.161	View precise location of 66.67.255.161 on the map!
66.67.81.180	View precise location of 66.67.81.180 on the map!
66.67.158.121	View precise location of 66.67.158.121 on the map!
66.67.81.31	View precise location of 66.67.81.31 on the map!
66.67.111.118	View precise location of 66.67.111.118 on the map!
66.67.12.141	View precise location of 66.67.12.141 on the map!

10 Random IPs

255.65.240.249	Find precise map location of 255.65.240.249
241.106.59.51	Find precise map location of 241.106.59.51
38.22.45.47	Find precise map location of 38.22.45.47
104.47.181.44	Find precise map location of 104.47.181.44
237.44.83.10	Find precise map location of 237.44.83.10
70.92.68.30	Find precise map location of 70.92.68.30
35.223.67.244	Find precise map location of 35.223.67.244
203.97.27.81	Find precise map location of 203.97.27.81
58.187.2.24	Find precise map location of 58.187.2.24
243.136.45.225	Find precise map location of 243.136.45.225
220.235.189.223	Find precise map location of 220.235.189.223

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