15.66.97 is a class C of IPs

Sample IPs from the class C 15.66.97

15.66.97.119	View precise location of 15.66.97.119 on the map!
15.66.97.201	View precise location of 15.66.97.201 on the map!
15.66.97.4	View precise location of 15.66.97.4 on the map!
15.66.97.228	View precise location of 15.66.97.228 on the map!
15.66.97.154	View precise location of 15.66.97.154 on the map!
15.66.97.194	View precise location of 15.66.97.194 on the map!
15.66.97.194	View precise location of 15.66.97.194 on the map!
15.66.97.234	View precise location of 15.66.97.234 on the map!
15.66.97.174	View precise location of 15.66.97.174 on the map!
15.66.97.90	View precise location of 15.66.97.90 on the map!
15.66.97.156	View precise location of 15.66.97.156 on the map!

10 Random IPs

90.70.114.62	Find precise map location of 90.70.114.62
114.215.130.55	Find precise map location of 114.215.130.55
216.145.88.109	Find precise map location of 216.145.88.109
62.33.41.233	Find precise map location of 62.33.41.233
221.27.36.89	Find precise map location of 221.27.36.89
190.180.65.143	Find precise map location of 190.180.65.143
36.215.239.54	Find precise map location of 36.215.239.54
159.91.47.109	Find precise map location of 159.91.47.109
149.135.102.206	Find precise map location of 149.135.102.206
235.115.149.112	Find precise map location of 235.115.149.112
54.131.231.241	Find precise map location of 54.131.231.241

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