154.21.90 is a class C of IPs

Sample IPs from the class C 154.21.90

154.21.90.67	View precise location of 154.21.90.67 on the map!
154.21.90.60	View precise location of 154.21.90.60 on the map!
154.21.90.205	View precise location of 154.21.90.205 on the map!
154.21.90.69	View precise location of 154.21.90.69 on the map!
154.21.90.30	View precise location of 154.21.90.30 on the map!
154.21.90.79	View precise location of 154.21.90.79 on the map!
154.21.90.27	View precise location of 154.21.90.27 on the map!
154.21.90.53	View precise location of 154.21.90.53 on the map!
154.21.90.36	View precise location of 154.21.90.36 on the map!
154.21.90.98	View precise location of 154.21.90.98 on the map!
154.21.90.246	View precise location of 154.21.90.246 on the map!

10 Random IPs

192.226.36.70	Find precise map location of 192.226.36.70
243.181.139.137	Find precise map location of 243.181.139.137
61.176.15.109	Find precise map location of 61.176.15.109
92.14.200.71	Find precise map location of 92.14.200.71
144.136.191.66	Find precise map location of 144.136.191.66
115.214.227.54	Find precise map location of 115.214.227.54
75.19.241.190	Find precise map location of 75.19.241.190
18.7.136.12	Find precise map location of 18.7.136.12
38.168.24.213	Find precise map location of 38.168.24.213
203.225.157.189	Find precise map location of 203.225.157.189
66.3.82.179	Find precise map location of 66.3.82.179

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