138.99.103 is a class C of IPs

Sample IPs from the class C 138.99.103

138.99.103.16	View precise location of 138.99.103.16 on the map!
138.99.103.239	View precise location of 138.99.103.239 on the map!
138.99.103.37	View precise location of 138.99.103.37 on the map!
138.99.103.43	View precise location of 138.99.103.43 on the map!
138.99.103.74	View precise location of 138.99.103.74 on the map!
138.99.103.78	View precise location of 138.99.103.78 on the map!
138.99.103.45	View precise location of 138.99.103.45 on the map!
138.99.103.215	View precise location of 138.99.103.215 on the map!
138.99.103.233	View precise location of 138.99.103.233 on the map!
138.99.103.107	View precise location of 138.99.103.107 on the map!
138.99.103.204	View precise location of 138.99.103.204 on the map!

10 Random IPs

142.10.58.140	Find precise map location of 142.10.58.140
49.246.68.19	Find precise map location of 49.246.68.19
29.198.31.210	Find precise map location of 29.198.31.210
229.180.62.106	Find precise map location of 229.180.62.106
118.92.245.207	Find precise map location of 118.92.245.207
11.51.246.142	Find precise map location of 11.51.246.142
134.120.84.86	Find precise map location of 134.120.84.86
194.230.77.55	Find precise map location of 194.230.77.55
130.229.95.47	Find precise map location of 130.229.95.47
223.238.10.222	Find precise map location of 223.238.10.222
11.116.89.7	Find precise map location of 11.116.89.7

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