172.204.99 is a class C of IPs

Sample IPs from the class C 172.204.99

172.204.99.127	View precise location of 172.204.99.127 on the map!
172.204.99.36	View precise location of 172.204.99.36 on the map!
172.204.99.239	View precise location of 172.204.99.239 on the map!
172.204.99.94	View precise location of 172.204.99.94 on the map!
172.204.99.243	View precise location of 172.204.99.243 on the map!
172.204.99.155	View precise location of 172.204.99.155 on the map!
172.204.99.175	View precise location of 172.204.99.175 on the map!
172.204.99.45	View precise location of 172.204.99.45 on the map!
172.204.99.14	View precise location of 172.204.99.14 on the map!
172.204.99.59	View precise location of 172.204.99.59 on the map!
172.204.99.254	View precise location of 172.204.99.254 on the map!

10 Random IPs

249.52.59.147	Find precise map location of 249.52.59.147
250.37.171.107	Find precise map location of 250.37.171.107
190.254.246.233	Find precise map location of 190.254.246.233
65.30.129.117	Find precise map location of 65.30.129.117
146.133.81.79	Find precise map location of 146.133.81.79
29.176.189.170	Find precise map location of 29.176.189.170
82.240.206.219	Find precise map location of 82.240.206.219
21.253.40.74	Find precise map location of 21.253.40.74
174.120.246.177	Find precise map location of 174.120.246.177
188.107.28.200	Find precise map location of 188.107.28.200
77.226.204.26	Find precise map location of 77.226.204.26

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