148.21.74 is a class C of IPs

Sample IPs from the class C 148.21.74

148.21.74.252	View precise location of 148.21.74.252 on the map!
148.21.74.150	View precise location of 148.21.74.150 on the map!
148.21.74.204	View precise location of 148.21.74.204 on the map!
148.21.74.158	View precise location of 148.21.74.158 on the map!
148.21.74.157	View precise location of 148.21.74.157 on the map!
148.21.74.73	View precise location of 148.21.74.73 on the map!
148.21.74.241	View precise location of 148.21.74.241 on the map!
148.21.74.74	View precise location of 148.21.74.74 on the map!
148.21.74.100	View precise location of 148.21.74.100 on the map!
148.21.74.42	View precise location of 148.21.74.42 on the map!
148.21.74.159	View precise location of 148.21.74.159 on the map!

10 Random IPs

107.94.54.121	Find precise map location of 107.94.54.121
189.247.10.122	Find precise map location of 189.247.10.122
199.196.245.183	Find precise map location of 199.196.245.183
88.30.213.83	Find precise map location of 88.30.213.83
254.137.174.208	Find precise map location of 254.137.174.208
123.79.122.249	Find precise map location of 123.79.122.249
188.223.193.65	Find precise map location of 188.223.193.65
206.237.157.5	Find precise map location of 206.237.157.5
216.246.142.39	Find precise map location of 216.246.142.39
221.210.246.140	Find precise map location of 221.210.246.140
199.241.122.137	Find precise map location of 199.241.122.137

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