153.244.40 is a class C of IPs

Sample IPs from the class C 153.244.40

153.244.40.20	View precise location of 153.244.40.20 on the map!
153.244.40.171	View precise location of 153.244.40.171 on the map!
153.244.40.72	View precise location of 153.244.40.72 on the map!
153.244.40.138	View precise location of 153.244.40.138 on the map!
153.244.40.68	View precise location of 153.244.40.68 on the map!
153.244.40.89	View precise location of 153.244.40.89 on the map!
153.244.40.136	View precise location of 153.244.40.136 on the map!
153.244.40.69	View precise location of 153.244.40.69 on the map!
153.244.40.31	View precise location of 153.244.40.31 on the map!
153.244.40.5	View precise location of 153.244.40.5 on the map!
153.244.40.187	View precise location of 153.244.40.187 on the map!

10 Random IPs

233.212.250.63	Find precise map location of 233.212.250.63
111.114.94.165	Find precise map location of 111.114.94.165
251.154.111.71	Find precise map location of 251.154.111.71
171.208.212.211	Find precise map location of 171.208.212.211
23.85.136.64	Find precise map location of 23.85.136.64
186.29.142.242	Find precise map location of 186.29.142.242
228.7.12.13	Find precise map location of 228.7.12.13
141.214.77.154	Find precise map location of 141.214.77.154
239.229.149.163	Find precise map location of 239.229.149.163
45.8.45.59	Find precise map location of 45.8.45.59
12.232.75.11	Find precise map location of 12.232.75.11

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