138.21.167 is a class C of IPs

Sample IPs from the class C 138.21.167

138.21.167.214	View precise location of 138.21.167.214 on the map!
138.21.167.174	View precise location of 138.21.167.174 on the map!
138.21.167.111	View precise location of 138.21.167.111 on the map!
138.21.167.63	View precise location of 138.21.167.63 on the map!
138.21.167.85	View precise location of 138.21.167.85 on the map!
138.21.167.123	View precise location of 138.21.167.123 on the map!
138.21.167.194	View precise location of 138.21.167.194 on the map!
138.21.167.229	View precise location of 138.21.167.229 on the map!
138.21.167.43	View precise location of 138.21.167.43 on the map!
138.21.167.158	View precise location of 138.21.167.158 on the map!
138.21.167.103	View precise location of 138.21.167.103 on the map!

10 Random IPs

94.247.30.14	Find precise map location of 94.247.30.14
203.68.48.210	Find precise map location of 203.68.48.210
227.126.225.2	Find precise map location of 227.126.225.2
236.156.120.52	Find precise map location of 236.156.120.52
179.129.235.18	Find precise map location of 179.129.235.18
36.195.33.74	Find precise map location of 36.195.33.74
154.141.168.71	Find precise map location of 154.141.168.71
110.41.65.230	Find precise map location of 110.41.65.230
213.181.61.175	Find precise map location of 213.181.61.175
78.164.38.167	Find precise map location of 78.164.38.167
75.173.70.213	Find precise map location of 75.173.70.213

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