66.242.129 is a class C of IPs

Sample IPs from the class C 66.242.129

66.242.129.66	View precise location of 66.242.129.66 on the map!
66.242.129.184	View precise location of 66.242.129.184 on the map!
66.242.129.33	View precise location of 66.242.129.33 on the map!
66.242.129.163	View precise location of 66.242.129.163 on the map!
66.242.129.48	View precise location of 66.242.129.48 on the map!
66.242.129.29	View precise location of 66.242.129.29 on the map!
66.242.129.198	View precise location of 66.242.129.198 on the map!
66.242.129.20	View precise location of 66.242.129.20 on the map!
66.242.129.242	View precise location of 66.242.129.242 on the map!
66.242.129.229	View precise location of 66.242.129.229 on the map!
66.242.129.152	View precise location of 66.242.129.152 on the map!

10 Random IPs

58.251.238.161	Find precise map location of 58.251.238.161
21.170.4.89	Find precise map location of 21.170.4.89
196.48.111.182	Find precise map location of 196.48.111.182
239.72.86.10	Find precise map location of 239.72.86.10
123.6.105.211	Find precise map location of 123.6.105.211
142.53.65.98	Find precise map location of 142.53.65.98
166.191.71.156	Find precise map location of 166.191.71.156
219.112.188.104	Find precise map location of 219.112.188.104
60.183.17.93	Find precise map location of 60.183.17.93
110.31.248.210	Find precise map location of 110.31.248.210
116.8.79.26	Find precise map location of 116.8.79.26

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