145.40.90 is a class C of IPs

Sample IPs from the class C 145.40.90

145.40.90.182	View precise location of 145.40.90.182 on the map!
145.40.90.87	View precise location of 145.40.90.87 on the map!
145.40.90.108	View precise location of 145.40.90.108 on the map!
145.40.90.233	View precise location of 145.40.90.233 on the map!
145.40.90.6	View precise location of 145.40.90.6 on the map!
145.40.90.235	View precise location of 145.40.90.235 on the map!
145.40.90.224	View precise location of 145.40.90.224 on the map!
145.40.90.152	View precise location of 145.40.90.152 on the map!
145.40.90.53	View precise location of 145.40.90.53 on the map!
145.40.90.246	View precise location of 145.40.90.246 on the map!
145.40.90.114	View precise location of 145.40.90.114 on the map!

10 Random IPs

81.50.62.73	Find precise map location of 81.50.62.73
254.102.29.8	Find precise map location of 254.102.29.8
123.241.71.174	Find precise map location of 123.241.71.174
109.118.59.249	Find precise map location of 109.118.59.249
75.102.234.136	Find precise map location of 75.102.234.136
140.107.137.53	Find precise map location of 140.107.137.53
173.55.43.88	Find precise map location of 173.55.43.88
33.138.142.143	Find precise map location of 33.138.142.143
240.182.208.150	Find precise map location of 240.182.208.150
130.139.153.246	Find precise map location of 130.139.153.246
27.112.93.21	Find precise map location of 27.112.93.21

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