58.22.21 is a class C of IPs

Sample IPs from the class C 58.22.21

58.22.21.32	View precise location of 58.22.21.32 on the map!
58.22.21.66	View precise location of 58.22.21.66 on the map!
58.22.21.140	View precise location of 58.22.21.140 on the map!
58.22.21.186	View precise location of 58.22.21.186 on the map!
58.22.21.171	View precise location of 58.22.21.171 on the map!
58.22.21.111	View precise location of 58.22.21.111 on the map!
58.22.21.55	View precise location of 58.22.21.55 on the map!
58.22.21.9	View precise location of 58.22.21.9 on the map!
58.22.21.105	View precise location of 58.22.21.105 on the map!
58.22.21.224	View precise location of 58.22.21.224 on the map!
58.22.21.231	View precise location of 58.22.21.231 on the map!

10 Random IPs

241.73.248.146	Find precise map location of 241.73.248.146
132.221.93.232	Find precise map location of 132.221.93.232
151.235.242.220	Find precise map location of 151.235.242.220
52.183.4.76	Find precise map location of 52.183.4.76
25.58.110.131	Find precise map location of 25.58.110.131
157.250.236.219	Find precise map location of 157.250.236.219
76.174.209.83	Find precise map location of 76.174.209.83
132.253.237.45	Find precise map location of 132.253.237.45
139.73.202.112	Find precise map location of 139.73.202.112
161.195.201.254	Find precise map location of 161.195.201.254
81.39.221.98	Find precise map location of 81.39.221.98

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