138.141.30 is a class C of IPs

Sample IPs from the class C 138.141.30

138.141.30.139	View precise location of 138.141.30.139 on the map!
138.141.30.161	View precise location of 138.141.30.161 on the map!
138.141.30.44	View precise location of 138.141.30.44 on the map!
138.141.30.76	View precise location of 138.141.30.76 on the map!
138.141.30.222	View precise location of 138.141.30.222 on the map!
138.141.30.60	View precise location of 138.141.30.60 on the map!
138.141.30.77	View precise location of 138.141.30.77 on the map!
138.141.30.23	View precise location of 138.141.30.23 on the map!
138.141.30.216	View precise location of 138.141.30.216 on the map!
138.141.30.133	View precise location of 138.141.30.133 on the map!
138.141.30.174	View precise location of 138.141.30.174 on the map!

10 Random IPs

85.110.161.124	Find precise map location of 85.110.161.124
155.135.10.130	Find precise map location of 155.135.10.130
99.227.26.161	Find precise map location of 99.227.26.161
165.63.108.179	Find precise map location of 165.63.108.179
254.189.240.65	Find precise map location of 254.189.240.65
34.194.204.184	Find precise map location of 34.194.204.184
24.3.37.176	Find precise map location of 24.3.37.176
255.169.5.252	Find precise map location of 255.169.5.252
175.229.39.217	Find precise map location of 175.229.39.217
243.37.217.175	Find precise map location of 243.37.217.175
64.99.68.34	Find precise map location of 64.99.68.34

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