235.58.121 is a class C of IPs

Sample IPs from the class C 235.58.121

235.58.121.128	View precise location of 235.58.121.128 on the map!
235.58.121.42	View precise location of 235.58.121.42 on the map!
235.58.121.234	View precise location of 235.58.121.234 on the map!
235.58.121.35	View precise location of 235.58.121.35 on the map!
235.58.121.151	View precise location of 235.58.121.151 on the map!
235.58.121.254	View precise location of 235.58.121.254 on the map!
235.58.121.112	View precise location of 235.58.121.112 on the map!
235.58.121.232	View precise location of 235.58.121.232 on the map!
235.58.121.165	View precise location of 235.58.121.165 on the map!
235.58.121.219	View precise location of 235.58.121.219 on the map!
235.58.121.85	View precise location of 235.58.121.85 on the map!

10 Random IPs

100.171.199.227	Find precise map location of 100.171.199.227
246.88.78.107	Find precise map location of 246.88.78.107
51.141.57.15	Find precise map location of 51.141.57.15
50.130.132.36	Find precise map location of 50.130.132.36
3.2.100.195	Find precise map location of 3.2.100.195
197.206.51.163	Find precise map location of 197.206.51.163
146.221.229.131	Find precise map location of 146.221.229.131
144.206.241.69	Find precise map location of 144.206.241.69
188.23.233.103	Find precise map location of 188.23.233.103
38.207.76.10	Find precise map location of 38.207.76.10
244.102.74.211	Find precise map location of 244.102.74.211

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