90.21.159 is a class C of IPs

Sample IPs from the class C 90.21.159

90.21.159.241	View precise location of 90.21.159.241 on the map!
90.21.159.129	View precise location of 90.21.159.129 on the map!
90.21.159.58	View precise location of 90.21.159.58 on the map!
90.21.159.21	View precise location of 90.21.159.21 on the map!
90.21.159.3	View precise location of 90.21.159.3 on the map!
90.21.159.245	View precise location of 90.21.159.245 on the map!
90.21.159.203	View precise location of 90.21.159.203 on the map!
90.21.159.196	View precise location of 90.21.159.196 on the map!
90.21.159.177	View precise location of 90.21.159.177 on the map!
90.21.159.45	View precise location of 90.21.159.45 on the map!
90.21.159.108	View precise location of 90.21.159.108 on the map!

10 Random IPs

93.124.155.148	Find precise map location of 93.124.155.148
231.224.64.151	Find precise map location of 231.224.64.151
59.57.190.92	Find precise map location of 59.57.190.92
174.156.73.161	Find precise map location of 174.156.73.161
236.166.177.74	Find precise map location of 236.166.177.74
217.24.147.119	Find precise map location of 217.24.147.119
196.182.203.239	Find precise map location of 196.182.203.239
173.102.88.72	Find precise map location of 173.102.88.72
41.182.249.108	Find precise map location of 41.182.249.108
214.232.208.227	Find precise map location of 214.232.208.227
32.114.225.200	Find precise map location of 32.114.225.200

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