172.7 is a class B of IPs

Sample IPs from the class B 172.7

172.7.97.162	View precise location of 172.7.97.162 on the map!
172.7.101.208	View precise location of 172.7.101.208 on the map!
172.7.194.90	View precise location of 172.7.194.90 on the map!
172.7.135.87	View precise location of 172.7.135.87 on the map!
172.7.181.198	View precise location of 172.7.181.198 on the map!
172.7.123.59	View precise location of 172.7.123.59 on the map!
172.7.185.124	View precise location of 172.7.185.124 on the map!
172.7.5.43	View precise location of 172.7.5.43 on the map!
172.7.181.72	View precise location of 172.7.181.72 on the map!
172.7.184.162	View precise location of 172.7.184.162 on the map!
172.7.38.50	View precise location of 172.7.38.50 on the map!

10 Random IPs

172.59.233.49	Find precise map location of 172.59.233.49
189.46.109.244	Find precise map location of 189.46.109.244
68.87.167.85	Find precise map location of 68.87.167.85
196.182.133.56	Find precise map location of 196.182.133.56
231.79.165.227	Find precise map location of 231.79.165.227
10.83.64.44	Find precise map location of 10.83.64.44
56.164.204.22	Find precise map location of 56.164.204.22
174.206.52.51	Find precise map location of 174.206.52.51
255.36.155.113	Find precise map location of 255.36.155.113
81.52.217.130	Find precise map location of 81.52.217.130
176.46.82.144	Find precise map location of 176.46.82.144

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