156.211.66 is a class C of IPs

Sample IPs from the class C 156.211.66

156.211.66.234	View precise location of 156.211.66.234 on the map!
156.211.66.3	View precise location of 156.211.66.3 on the map!
156.211.66.54	View precise location of 156.211.66.54 on the map!
156.211.66.244	View precise location of 156.211.66.244 on the map!
156.211.66.45	View precise location of 156.211.66.45 on the map!
156.211.66.197	View precise location of 156.211.66.197 on the map!
156.211.66.118	View precise location of 156.211.66.118 on the map!
156.211.66.217	View precise location of 156.211.66.217 on the map!
156.211.66.106	View precise location of 156.211.66.106 on the map!
156.211.66.89	View precise location of 156.211.66.89 on the map!
156.211.66.198	View precise location of 156.211.66.198 on the map!

10 Random IPs

66.156.56.77	Find precise map location of 66.156.56.77
102.121.222.114	Find precise map location of 102.121.222.114
33.210.26.184	Find precise map location of 33.210.26.184
240.184.157.51	Find precise map location of 240.184.157.51
22.98.249.202	Find precise map location of 22.98.249.202
243.145.165.95	Find precise map location of 243.145.165.95
225.174.248.204	Find precise map location of 225.174.248.204
58.144.82.35	Find precise map location of 58.144.82.35
12.45.5.108	Find precise map location of 12.45.5.108
139.2.241.107	Find precise map location of 139.2.241.107
140.182.76.170	Find precise map location of 140.182.76.170

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