66.40 is a class B of IPs

Sample IPs from the class B 66.40

66.40.179.218	View precise location of 66.40.179.218 on the map!
66.40.71.31	View precise location of 66.40.71.31 on the map!
66.40.186.232	View precise location of 66.40.186.232 on the map!
66.40.132.104	View precise location of 66.40.132.104 on the map!
66.40.103.250	View precise location of 66.40.103.250 on the map!
66.40.104.210	View precise location of 66.40.104.210 on the map!
66.40.139.228	View precise location of 66.40.139.228 on the map!
66.40.7.173	View precise location of 66.40.7.173 on the map!
66.40.51.35	View precise location of 66.40.51.35 on the map!
66.40.116.164	View precise location of 66.40.116.164 on the map!
66.40.231.152	View precise location of 66.40.231.152 on the map!

10 Random IPs

217.157.95.115	Find precise map location of 217.157.95.115
13.143.23.70	Find precise map location of 13.143.23.70
39.152.220.85	Find precise map location of 39.152.220.85
106.130.124.22	Find precise map location of 106.130.124.22
189.202.119.77	Find precise map location of 189.202.119.77
177.125.207.27	Find precise map location of 177.125.207.27
30.160.12.48	Find precise map location of 30.160.12.48
79.251.235.42	Find precise map location of 79.251.235.42
244.168.199.39	Find precise map location of 244.168.199.39
113.159.106.238	Find precise map location of 113.159.106.238
108.22.154.94	Find precise map location of 108.22.154.94

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