19.21.125 is a class C of IPs

Sample IPs from the class C 19.21.125

19.21.125.220	View precise location of 19.21.125.220 on the map!
19.21.125.113	View precise location of 19.21.125.113 on the map!
19.21.125.81	View precise location of 19.21.125.81 on the map!
19.21.125.12	View precise location of 19.21.125.12 on the map!
19.21.125.29	View precise location of 19.21.125.29 on the map!
19.21.125.250	View precise location of 19.21.125.250 on the map!
19.21.125.59	View precise location of 19.21.125.59 on the map!
19.21.125.247	View precise location of 19.21.125.247 on the map!
19.21.125.190	View precise location of 19.21.125.190 on the map!
19.21.125.172	View precise location of 19.21.125.172 on the map!
19.21.125.74	View precise location of 19.21.125.74 on the map!

10 Random IPs

2.62.215.76	Find precise map location of 2.62.215.76
203.132.101.171	Find precise map location of 203.132.101.171
103.92.179.159	Find precise map location of 103.92.179.159
203.146.55.121	Find precise map location of 203.146.55.121
213.237.229.72	Find precise map location of 213.237.229.72
129.172.56.193	Find precise map location of 129.172.56.193
248.147.65.236	Find precise map location of 248.147.65.236
212.2.181.249	Find precise map location of 212.2.181.249
160.2.65.85	Find precise map location of 160.2.65.85
135.212.77.110	Find precise map location of 135.212.77.110
125.206.90.3	Find precise map location of 125.206.90.3

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