61.87.138 is a class C of IPs

Sample IPs from the class C 61.87.138

61.87.138.214	View precise location of 61.87.138.214 on the map!
61.87.138.100	View precise location of 61.87.138.100 on the map!
61.87.138.190	View precise location of 61.87.138.190 on the map!
61.87.138.14	View precise location of 61.87.138.14 on the map!
61.87.138.64	View precise location of 61.87.138.64 on the map!
61.87.138.175	View precise location of 61.87.138.175 on the map!
61.87.138.166	View precise location of 61.87.138.166 on the map!
61.87.138.18	View precise location of 61.87.138.18 on the map!
61.87.138.110	View precise location of 61.87.138.110 on the map!
61.87.138.25	View precise location of 61.87.138.25 on the map!
61.87.138.52	View precise location of 61.87.138.52 on the map!

10 Random IPs

144.232.240.3	Find precise map location of 144.232.240.3
238.74.124.20	Find precise map location of 238.74.124.20
152.130.254.73	Find precise map location of 152.130.254.73
125.171.85.103	Find precise map location of 125.171.85.103
139.105.20.7	Find precise map location of 139.105.20.7
249.184.134.152	Find precise map location of 249.184.134.152
35.203.66.77	Find precise map location of 35.203.66.77
193.130.143.24	Find precise map location of 193.130.143.24
91.123.165.97	Find precise map location of 91.123.165.97
164.64.200.30	Find precise map location of 164.64.200.30
164.155.138.95	Find precise map location of 164.155.138.95

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