21.109.30 is a class C of IPs

Sample IPs from the class C 21.109.30

21.109.30.135	View precise location of 21.109.30.135 on the map!
21.109.30.129	View precise location of 21.109.30.129 on the map!
21.109.30.136	View precise location of 21.109.30.136 on the map!
21.109.30.229	View precise location of 21.109.30.229 on the map!
21.109.30.209	View precise location of 21.109.30.209 on the map!
21.109.30.243	View precise location of 21.109.30.243 on the map!
21.109.30.46	View precise location of 21.109.30.46 on the map!
21.109.30.56	View precise location of 21.109.30.56 on the map!
21.109.30.243	View precise location of 21.109.30.243 on the map!
21.109.30.95	View precise location of 21.109.30.95 on the map!
21.109.30.207	View precise location of 21.109.30.207 on the map!

10 Random IPs

12.170.190.172	Find precise map location of 12.170.190.172
35.165.43.20	Find precise map location of 35.165.43.20
112.167.106.51	Find precise map location of 112.167.106.51
126.246.223.156	Find precise map location of 126.246.223.156
237.188.144.97	Find precise map location of 237.188.144.97
127.1.157.10	Find precise map location of 127.1.157.10
143.58.118.9	Find precise map location of 143.58.118.9
78.23.15.72	Find precise map location of 78.23.15.72
203.229.152.115	Find precise map location of 203.229.152.115
167.234.135.47	Find precise map location of 167.234.135.47
16.238.40.165	Find precise map location of 16.238.40.165

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