156.172.173 is a class C of IPs

Sample IPs from the class C 156.172.173

156.172.173.236	View precise location of 156.172.173.236 on the map!
156.172.173.134	View precise location of 156.172.173.134 on the map!
156.172.173.200	View precise location of 156.172.173.200 on the map!
156.172.173.170	View precise location of 156.172.173.170 on the map!
156.172.173.223	View precise location of 156.172.173.223 on the map!
156.172.173.53	View precise location of 156.172.173.53 on the map!
156.172.173.190	View precise location of 156.172.173.190 on the map!
156.172.173.184	View precise location of 156.172.173.184 on the map!
156.172.173.192	View precise location of 156.172.173.192 on the map!
156.172.173.87	View precise location of 156.172.173.87 on the map!
156.172.173.224	View precise location of 156.172.173.224 on the map!

10 Random IPs

31.198.183.153	Find precise map location of 31.198.183.153
122.75.113.111	Find precise map location of 122.75.113.111
72.76.210.66	Find precise map location of 72.76.210.66
144.195.53.209	Find precise map location of 144.195.53.209
75.1.149.107	Find precise map location of 75.1.149.107
36.246.81.78	Find precise map location of 36.246.81.78
88.99.235.39	Find precise map location of 88.99.235.39
194.17.101.192	Find precise map location of 194.17.101.192
147.101.70.46	Find precise map location of 147.101.70.46
49.229.73.100	Find precise map location of 49.229.73.100
229.193.172.237	Find precise map location of 229.193.172.237

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