83.13.37 is a class C of IPs

Sample IPs from the class C 83.13.37

83.13.37.76	View precise location of 83.13.37.76 on the map!
83.13.37.26	View precise location of 83.13.37.26 on the map!
83.13.37.200	View precise location of 83.13.37.200 on the map!
83.13.37.174	View precise location of 83.13.37.174 on the map!
83.13.37.60	View precise location of 83.13.37.60 on the map!
83.13.37.174	View precise location of 83.13.37.174 on the map!
83.13.37.138	View precise location of 83.13.37.138 on the map!
83.13.37.51	View precise location of 83.13.37.51 on the map!
83.13.37.51	View precise location of 83.13.37.51 on the map!
83.13.37.186	View precise location of 83.13.37.186 on the map!
83.13.37.232	View precise location of 83.13.37.232 on the map!

10 Random IPs

16.86.158.15	Find precise map location of 16.86.158.15
192.46.186.155	Find precise map location of 192.46.186.155
105.33.63.172	Find precise map location of 105.33.63.172
86.10.220.56	Find precise map location of 86.10.220.56
89.247.28.6	Find precise map location of 89.247.28.6
12.215.27.42	Find precise map location of 12.215.27.42
103.149.90.190	Find precise map location of 103.149.90.190
237.89.23.179	Find precise map location of 237.89.23.179
185.212.250.59	Find precise map location of 185.212.250.59
199.55.31.82	Find precise map location of 199.55.31.82
216.214.205.34	Find precise map location of 216.214.205.34

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