16.90.3 is a class C of IPs

Sample IPs from the class C 16.90.3

16.90.3.243	View precise location of 16.90.3.243 on the map!
16.90.3.241	View precise location of 16.90.3.241 on the map!
16.90.3.133	View precise location of 16.90.3.133 on the map!
16.90.3.140	View precise location of 16.90.3.140 on the map!
16.90.3.164	View precise location of 16.90.3.164 on the map!
16.90.3.124	View precise location of 16.90.3.124 on the map!
16.90.3.181	View precise location of 16.90.3.181 on the map!
16.90.3.14	View precise location of 16.90.3.14 on the map!
16.90.3.212	View precise location of 16.90.3.212 on the map!
16.90.3.51	View precise location of 16.90.3.51 on the map!
16.90.3.107	View precise location of 16.90.3.107 on the map!

10 Random IPs

29.61.93.14	Find precise map location of 29.61.93.14
204.220.10.119	Find precise map location of 204.220.10.119
41.146.82.168	Find precise map location of 41.146.82.168
71.163.220.191	Find precise map location of 71.163.220.191
93.197.30.225	Find precise map location of 93.197.30.225
52.68.113.168	Find precise map location of 52.68.113.168
219.162.191.58	Find precise map location of 219.162.191.58
209.252.179.57	Find precise map location of 209.252.179.57
126.154.90.143	Find precise map location of 126.154.90.143
16.146.232.24	Find precise map location of 16.146.232.24
49.231.189.169	Find precise map location of 49.231.189.169

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