143.244.72 is a class C of IPs

Sample IPs from the class C 143.244.72

143.244.72.47	View precise location of 143.244.72.47 on the map!
143.244.72.93	View precise location of 143.244.72.93 on the map!
143.244.72.216	View precise location of 143.244.72.216 on the map!
143.244.72.67	View precise location of 143.244.72.67 on the map!
143.244.72.60	View precise location of 143.244.72.60 on the map!
143.244.72.71	View precise location of 143.244.72.71 on the map!
143.244.72.214	View precise location of 143.244.72.214 on the map!
143.244.72.18	View precise location of 143.244.72.18 on the map!
143.244.72.54	View precise location of 143.244.72.54 on the map!
143.244.72.35	View precise location of 143.244.72.35 on the map!
143.244.72.140	View precise location of 143.244.72.140 on the map!

10 Random IPs

194.206.190.206	Find precise map location of 194.206.190.206
44.164.202.220	Find precise map location of 44.164.202.220
112.35.25.110	Find precise map location of 112.35.25.110
128.234.228.52	Find precise map location of 128.234.228.52
201.142.87.71	Find precise map location of 201.142.87.71
66.159.180.148	Find precise map location of 66.159.180.148
29.6.242.165	Find precise map location of 29.6.242.165
97.43.73.74	Find precise map location of 97.43.73.74
41.185.161.244	Find precise map location of 41.185.161.244
128.17.112.77	Find precise map location of 128.17.112.77
119.236.134.241	Find precise map location of 119.236.134.241

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