172.30.55 is a class C of IPs

Sample IPs from the class C 172.30.55

172.30.55.51	View precise location of 172.30.55.51 on the map!
172.30.55.55	View precise location of 172.30.55.55 on the map!
172.30.55.237	View precise location of 172.30.55.237 on the map!
172.30.55.89	View precise location of 172.30.55.89 on the map!
172.30.55.205	View precise location of 172.30.55.205 on the map!
172.30.55.164	View precise location of 172.30.55.164 on the map!
172.30.55.89	View precise location of 172.30.55.89 on the map!
172.30.55.99	View precise location of 172.30.55.99 on the map!
172.30.55.147	View precise location of 172.30.55.147 on the map!
172.30.55.97	View precise location of 172.30.55.97 on the map!
172.30.55.121	View precise location of 172.30.55.121 on the map!

10 Random IPs

19.40.78.36	Find precise map location of 19.40.78.36
144.111.53.194	Find precise map location of 144.111.53.194
57.157.113.249	Find precise map location of 57.157.113.249
98.162.212.136	Find precise map location of 98.162.212.136
78.42.223.86	Find precise map location of 78.42.223.86
128.205.115.221	Find precise map location of 128.205.115.221
140.43.62.39	Find precise map location of 140.43.62.39
133.110.64.103	Find precise map location of 133.110.64.103
172.133.97.70	Find precise map location of 172.133.97.70
73.62.57.207	Find precise map location of 73.62.57.207
132.44.57.55	Find precise map location of 132.44.57.55

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