15.72.40 is a class C of IPs

Sample IPs from the class C 15.72.40

15.72.40.213	View precise location of 15.72.40.213 on the map!
15.72.40.255	View precise location of 15.72.40.255 on the map!
15.72.40.117	View precise location of 15.72.40.117 on the map!
15.72.40.95	View precise location of 15.72.40.95 on the map!
15.72.40.240	View precise location of 15.72.40.240 on the map!
15.72.40.218	View precise location of 15.72.40.218 on the map!
15.72.40.73	View precise location of 15.72.40.73 on the map!
15.72.40.173	View precise location of 15.72.40.173 on the map!
15.72.40.41	View precise location of 15.72.40.41 on the map!
15.72.40.212	View precise location of 15.72.40.212 on the map!
15.72.40.98	View precise location of 15.72.40.98 on the map!

10 Random IPs

120.232.236.150	Find precise map location of 120.232.236.150
7.15.203.73	Find precise map location of 7.15.203.73
75.88.134.177	Find precise map location of 75.88.134.177
92.115.78.23	Find precise map location of 92.115.78.23
9.178.223.125	Find precise map location of 9.178.223.125
193.241.225.185	Find precise map location of 193.241.225.185
128.100.230.215	Find precise map location of 128.100.230.215
19.200.176.177	Find precise map location of 19.200.176.177
74.180.209.90	Find precise map location of 74.180.209.90
201.159.10.151	Find precise map location of 201.159.10.151
123.161.156.7	Find precise map location of 123.161.156.7

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