138.85.77 is a class C of IPs

Sample IPs from the class C 138.85.77

138.85.77.132	View precise location of 138.85.77.132 on the map!
138.85.77.49	View precise location of 138.85.77.49 on the map!
138.85.77.18	View precise location of 138.85.77.18 on the map!
138.85.77.237	View precise location of 138.85.77.237 on the map!
138.85.77.207	View precise location of 138.85.77.207 on the map!
138.85.77.179	View precise location of 138.85.77.179 on the map!
138.85.77.238	View precise location of 138.85.77.238 on the map!
138.85.77.175	View precise location of 138.85.77.175 on the map!
138.85.77.181	View precise location of 138.85.77.181 on the map!
138.85.77.148	View precise location of 138.85.77.148 on the map!
138.85.77.178	View precise location of 138.85.77.178 on the map!

10 Random IPs

254.44.184.117	Find precise map location of 254.44.184.117
219.62.88.166	Find precise map location of 219.62.88.166
2.142.91.13	Find precise map location of 2.142.91.13
105.222.39.253	Find precise map location of 105.222.39.253
191.162.31.11	Find precise map location of 191.162.31.11
81.162.122.124	Find precise map location of 81.162.122.124
153.99.76.78	Find precise map location of 153.99.76.78
222.193.94.191	Find precise map location of 222.193.94.191
123.48.197.130	Find precise map location of 123.48.197.130
197.158.3.7	Find precise map location of 197.158.3.7
203.126.2.30	Find precise map location of 203.126.2.30

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