216.31.152 is a class C of IPs

Sample IPs from the class C 216.31.152

216.31.152.133	View precise location of 216.31.152.133 on the map!
216.31.152.212	View precise location of 216.31.152.212 on the map!
216.31.152.44	View precise location of 216.31.152.44 on the map!
216.31.152.106	View precise location of 216.31.152.106 on the map!
216.31.152.113	View precise location of 216.31.152.113 on the map!
216.31.152.253	View precise location of 216.31.152.253 on the map!
216.31.152.33	View precise location of 216.31.152.33 on the map!
216.31.152.201	View precise location of 216.31.152.201 on the map!
216.31.152.46	View precise location of 216.31.152.46 on the map!
216.31.152.223	View precise location of 216.31.152.223 on the map!
216.31.152.123	View precise location of 216.31.152.123 on the map!

10 Random IPs

133.169.78.226	Find precise map location of 133.169.78.226
142.222.210.193	Find precise map location of 142.222.210.193
167.127.87.146	Find precise map location of 167.127.87.146
166.145.9.103	Find precise map location of 166.145.9.103
247.53.47.11	Find precise map location of 247.53.47.11
109.39.185.249	Find precise map location of 109.39.185.249
118.128.49.170	Find precise map location of 118.128.49.170
34.209.139.191	Find precise map location of 34.209.139.191
67.120.127.154	Find precise map location of 67.120.127.154
255.61.233.72	Find precise map location of 255.61.233.72
37.67.125.231	Find precise map location of 37.67.125.231

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