121.61.207 is a class C of IPs

Sample IPs from the class C 121.61.207

121.61.207.240	View precise location of 121.61.207.240 on the map!
121.61.207.19	View precise location of 121.61.207.19 on the map!
121.61.207.77	View precise location of 121.61.207.77 on the map!
121.61.207.66	View precise location of 121.61.207.66 on the map!
121.61.207.226	View precise location of 121.61.207.226 on the map!
121.61.207.159	View precise location of 121.61.207.159 on the map!
121.61.207.227	View precise location of 121.61.207.227 on the map!
121.61.207.76	View precise location of 121.61.207.76 on the map!
121.61.207.179	View precise location of 121.61.207.179 on the map!
121.61.207.29	View precise location of 121.61.207.29 on the map!
121.61.207.140	View precise location of 121.61.207.140 on the map!

10 Random IPs

67.243.21.233	Find precise map location of 67.243.21.233
134.133.65.219	Find precise map location of 134.133.65.219
113.90.12.15	Find precise map location of 113.90.12.15
113.81.30.119	Find precise map location of 113.81.30.119
170.229.80.16	Find precise map location of 170.229.80.16
160.158.101.235	Find precise map location of 160.158.101.235
9.34.6.150	Find precise map location of 9.34.6.150
68.186.72.110	Find precise map location of 68.186.72.110
200.140.73.194	Find precise map location of 200.140.73.194
21.202.223.146	Find precise map location of 21.202.223.146
164.205.86.226	Find precise map location of 164.205.86.226

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