127.21 is a class B of IPs

Sample IPs from the class B 127.21

127.21.218.221	View precise location of 127.21.218.221 on the map!
127.21.1.96	View precise location of 127.21.1.96 on the map!
127.21.139.140	View precise location of 127.21.139.140 on the map!
127.21.198.4	View precise location of 127.21.198.4 on the map!
127.21.141.237	View precise location of 127.21.141.237 on the map!
127.21.162.31	View precise location of 127.21.162.31 on the map!
127.21.243.224	View precise location of 127.21.243.224 on the map!
127.21.118.242	View precise location of 127.21.118.242 on the map!
127.21.216.3	View precise location of 127.21.216.3 on the map!
127.21.236.251	View precise location of 127.21.236.251 on the map!
127.21.152.100	View precise location of 127.21.152.100 on the map!

10 Random IPs

36.9.130.213	Find precise map location of 36.9.130.213
219.131.6.188	Find precise map location of 219.131.6.188
122.232.204.118	Find precise map location of 122.232.204.118
175.205.131.116	Find precise map location of 175.205.131.116
106.7.140.62	Find precise map location of 106.7.140.62
29.200.243.13	Find precise map location of 29.200.243.13
214.97.53.181	Find precise map location of 214.97.53.181
101.168.81.59	Find precise map location of 101.168.81.59
177.47.233.15	Find precise map location of 177.47.233.15
83.57.59.46	Find precise map location of 83.57.59.46
111.76.36.33	Find precise map location of 111.76.36.33

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