154.66 is a class B of IPs

Sample IPs from the class B 154.66

154.66.62.206	View precise location of 154.66.62.206 on the map!
154.66.108.5	View precise location of 154.66.108.5 on the map!
154.66.25.39	View precise location of 154.66.25.39 on the map!
154.66.88.3	View precise location of 154.66.88.3 on the map!
154.66.186.204	View precise location of 154.66.186.204 on the map!
154.66.56.52	View precise location of 154.66.56.52 on the map!
154.66.149.7	View precise location of 154.66.149.7 on the map!
154.66.212.71	View precise location of 154.66.212.71 on the map!
154.66.166.92	View precise location of 154.66.166.92 on the map!
154.66.166.225	View precise location of 154.66.166.225 on the map!
154.66.42.193	View precise location of 154.66.42.193 on the map!

10 Random IPs

159.114.243.141	Find precise map location of 159.114.243.141
229.181.246.46	Find precise map location of 229.181.246.46
104.129.17.169	Find precise map location of 104.129.17.169
54.110.226.45	Find precise map location of 54.110.226.45
116.72.101.76	Find precise map location of 116.72.101.76
155.49.35.142	Find precise map location of 155.49.35.142
244.13.97.194	Find precise map location of 244.13.97.194
212.250.30.36	Find precise map location of 212.250.30.36
9.138.65.70	Find precise map location of 9.138.65.70
163.162.3.238	Find precise map location of 163.162.3.238
218.141.170.149	Find precise map location of 218.141.170.149

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