239.128.30 is a class C of IPs

Sample IPs from the class C 239.128.30

239.128.30.120	View precise location of 239.128.30.120 on the map!
239.128.30.89	View precise location of 239.128.30.89 on the map!
239.128.30.13	View precise location of 239.128.30.13 on the map!
239.128.30.2	View precise location of 239.128.30.2 on the map!
239.128.30.52	View precise location of 239.128.30.52 on the map!
239.128.30.123	View precise location of 239.128.30.123 on the map!
239.128.30.220	View precise location of 239.128.30.220 on the map!
239.128.30.74	View precise location of 239.128.30.74 on the map!
239.128.30.194	View precise location of 239.128.30.194 on the map!
239.128.30.210	View precise location of 239.128.30.210 on the map!
239.128.30.148	View precise location of 239.128.30.148 on the map!

10 Random IPs

215.25.169.7	Find precise map location of 215.25.169.7
179.170.141.183	Find precise map location of 179.170.141.183
15.76.128.155	Find precise map location of 15.76.128.155
159.40.245.79	Find precise map location of 159.40.245.79
84.253.2.20	Find precise map location of 84.253.2.20
223.147.185.193	Find precise map location of 223.147.185.193
108.150.219.66	Find precise map location of 108.150.219.66
68.38.132.33	Find precise map location of 68.38.132.33
78.232.18.111	Find precise map location of 78.232.18.111
231.24.59.193	Find precise map location of 231.24.59.193
104.229.95.54	Find precise map location of 104.229.95.54

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