151.61.4 is a class C of IPs

Sample IPs from the class C 151.61.4

151.61.4.163	View precise location of 151.61.4.163 on the map!
151.61.4.168	View precise location of 151.61.4.168 on the map!
151.61.4.43	View precise location of 151.61.4.43 on the map!
151.61.4.237	View precise location of 151.61.4.237 on the map!
151.61.4.237	View precise location of 151.61.4.237 on the map!
151.61.4.55	View precise location of 151.61.4.55 on the map!
151.61.4.24	View precise location of 151.61.4.24 on the map!
151.61.4.175	View precise location of 151.61.4.175 on the map!
151.61.4.9	View precise location of 151.61.4.9 on the map!
151.61.4.108	View precise location of 151.61.4.108 on the map!
151.61.4.103	View precise location of 151.61.4.103 on the map!

10 Random IPs

151.28.220.131	Find precise map location of 151.28.220.131
88.40.34.70	Find precise map location of 88.40.34.70
168.107.26.84	Find precise map location of 168.107.26.84
129.25.4.226	Find precise map location of 129.25.4.226
252.164.69.232	Find precise map location of 252.164.69.232
128.121.152.139	Find precise map location of 128.121.152.139
3.221.113.74	Find precise map location of 3.221.113.74
69.86.236.18	Find precise map location of 69.86.236.18
19.81.161.233	Find precise map location of 19.81.161.233
150.234.215.167	Find precise map location of 150.234.215.167
120.182.211.125	Find precise map location of 120.182.211.125

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