139.221.61 is a class C of IPs

Sample IPs from the class C 139.221.61

139.221.61.91	View precise location of 139.221.61.91 on the map!
139.221.61.171	View precise location of 139.221.61.171 on the map!
139.221.61.195	View precise location of 139.221.61.195 on the map!
139.221.61.207	View precise location of 139.221.61.207 on the map!
139.221.61.157	View precise location of 139.221.61.157 on the map!
139.221.61.54	View precise location of 139.221.61.54 on the map!
139.221.61.41	View precise location of 139.221.61.41 on the map!
139.221.61.87	View precise location of 139.221.61.87 on the map!
139.221.61.164	View precise location of 139.221.61.164 on the map!
139.221.61.20	View precise location of 139.221.61.20 on the map!
139.221.61.61	View precise location of 139.221.61.61 on the map!

10 Random IPs

144.72.202.243	Find precise map location of 144.72.202.243
127.78.197.213	Find precise map location of 127.78.197.213
80.37.8.179	Find precise map location of 80.37.8.179
104.66.67.72	Find precise map location of 104.66.67.72
165.126.139.159	Find precise map location of 165.126.139.159
217.192.126.100	Find precise map location of 217.192.126.100
92.12.134.187	Find precise map location of 92.12.134.187
188.63.160.89	Find precise map location of 188.63.160.89
149.18.57.246	Find precise map location of 149.18.57.246
150.25.193.27	Find precise map location of 150.25.193.27
76.175.108.218	Find precise map location of 76.175.108.218

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