30.51.53 is a class C of IPs

Sample IPs from the class C 30.51.53

30.51.53.117	View precise location of 30.51.53.117 on the map!
30.51.53.127	View precise location of 30.51.53.127 on the map!
30.51.53.144	View precise location of 30.51.53.144 on the map!
30.51.53.8	View precise location of 30.51.53.8 on the map!
30.51.53.199	View precise location of 30.51.53.199 on the map!
30.51.53.193	View precise location of 30.51.53.193 on the map!
30.51.53.34	View precise location of 30.51.53.34 on the map!
30.51.53.135	View precise location of 30.51.53.135 on the map!
30.51.53.181	View precise location of 30.51.53.181 on the map!
30.51.53.247	View precise location of 30.51.53.247 on the map!
30.51.53.154	View precise location of 30.51.53.154 on the map!

10 Random IPs

130.99.39.180	Find precise map location of 130.99.39.180
236.242.7.74	Find precise map location of 236.242.7.74
43.216.211.248	Find precise map location of 43.216.211.248
73.230.145.45	Find precise map location of 73.230.145.45
28.206.241.233	Find precise map location of 28.206.241.233
102.219.209.108	Find precise map location of 102.219.209.108
78.36.120.70	Find precise map location of 78.36.120.70
89.242.31.16	Find precise map location of 89.242.31.16
82.234.199.255	Find precise map location of 82.234.199.255
232.14.171.217	Find precise map location of 232.14.171.217
159.157.109.17	Find precise map location of 159.157.109.17

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