51.157.155 is a class C of IPs

Sample IPs from the class C 51.157.155

51.157.155.163	View precise location of 51.157.155.163 on the map!
51.157.155.119	View precise location of 51.157.155.119 on the map!
51.157.155.57	View precise location of 51.157.155.57 on the map!
51.157.155.216	View precise location of 51.157.155.216 on the map!
51.157.155.19	View precise location of 51.157.155.19 on the map!
51.157.155.168	View precise location of 51.157.155.168 on the map!
51.157.155.136	View precise location of 51.157.155.136 on the map!
51.157.155.21	View precise location of 51.157.155.21 on the map!
51.157.155.241	View precise location of 51.157.155.241 on the map!
51.157.155.111	View precise location of 51.157.155.111 on the map!
51.157.155.65	View precise location of 51.157.155.65 on the map!

10 Random IPs

95.176.221.8	Find precise map location of 95.176.221.8
126.85.128.175	Find precise map location of 126.85.128.175
5.151.146.89	Find precise map location of 5.151.146.89
161.154.185.8	Find precise map location of 161.154.185.8
240.200.62.47	Find precise map location of 240.200.62.47
235.222.2.113	Find precise map location of 235.222.2.113
1.71.21.19	Find precise map location of 1.71.21.19
173.226.114.253	Find precise map location of 173.226.114.253
210.17.203.28	Find precise map location of 210.17.203.28
199.62.214.27	Find precise map location of 199.62.214.27
120.6.125.97	Find precise map location of 120.6.125.97

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