186.239.21 is a class C of IPs

Sample IPs from the class C 186.239.21

186.239.21.127	View precise location of 186.239.21.127 on the map!
186.239.21.19	View precise location of 186.239.21.19 on the map!
186.239.21.73	View precise location of 186.239.21.73 on the map!
186.239.21.209	View precise location of 186.239.21.209 on the map!
186.239.21.193	View precise location of 186.239.21.193 on the map!
186.239.21.15	View precise location of 186.239.21.15 on the map!
186.239.21.250	View precise location of 186.239.21.250 on the map!
186.239.21.224	View precise location of 186.239.21.224 on the map!
186.239.21.93	View precise location of 186.239.21.93 on the map!
186.239.21.219	View precise location of 186.239.21.219 on the map!
186.239.21.119	View precise location of 186.239.21.119 on the map!

10 Random IPs

58.80.97.37	Find precise map location of 58.80.97.37
91.178.250.235	Find precise map location of 91.178.250.235
17.225.148.111	Find precise map location of 17.225.148.111
131.113.240.92	Find precise map location of 131.113.240.92
180.251.64.198	Find precise map location of 180.251.64.198
24.60.155.39	Find precise map location of 24.60.155.39
17.100.122.177	Find precise map location of 17.100.122.177
184.4.142.249	Find precise map location of 184.4.142.249
13.40.119.148	Find precise map location of 13.40.119.148
168.184.179.167	Find precise map location of 168.184.179.167
50.106.252.196	Find precise map location of 50.106.252.196

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