186.21.116 is a class C of IPs

Sample IPs from the class C 186.21.116

186.21.116.42	View precise location of 186.21.116.42 on the map!
186.21.116.114	View precise location of 186.21.116.114 on the map!
186.21.116.105	View precise location of 186.21.116.105 on the map!
186.21.116.181	View precise location of 186.21.116.181 on the map!
186.21.116.64	View precise location of 186.21.116.64 on the map!
186.21.116.142	View precise location of 186.21.116.142 on the map!
186.21.116.153	View precise location of 186.21.116.153 on the map!
186.21.116.254	View precise location of 186.21.116.254 on the map!
186.21.116.47	View precise location of 186.21.116.47 on the map!
186.21.116.188	View precise location of 186.21.116.188 on the map!
186.21.116.238	View precise location of 186.21.116.238 on the map!

10 Random IPs

142.128.150.113	Find precise map location of 142.128.150.113
99.145.74.36	Find precise map location of 99.145.74.36
117.172.229.252	Find precise map location of 117.172.229.252
31.101.52.20	Find precise map location of 31.101.52.20
169.13.203.42	Find precise map location of 169.13.203.42
131.238.26.76	Find precise map location of 131.238.26.76
116.247.62.15	Find precise map location of 116.247.62.15
56.235.246.46	Find precise map location of 56.235.246.46
4.252.98.174	Find precise map location of 4.252.98.174
162.54.226.127	Find precise map location of 162.54.226.127
90.18.144.207	Find precise map location of 90.18.144.207

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