142.21.134 is a class C of IPs

Sample IPs from the class C 142.21.134

142.21.134.233	View precise location of 142.21.134.233 on the map!
142.21.134.83	View precise location of 142.21.134.83 on the map!
142.21.134.118	View precise location of 142.21.134.118 on the map!
142.21.134.83	View precise location of 142.21.134.83 on the map!
142.21.134.83	View precise location of 142.21.134.83 on the map!
142.21.134.16	View precise location of 142.21.134.16 on the map!
142.21.134.154	View precise location of 142.21.134.154 on the map!
142.21.134.101	View precise location of 142.21.134.101 on the map!
142.21.134.170	View precise location of 142.21.134.170 on the map!
142.21.134.212	View precise location of 142.21.134.212 on the map!
142.21.134.183	View precise location of 142.21.134.183 on the map!

10 Random IPs

241.91.75.230	Find precise map location of 241.91.75.230
37.86.40.125	Find precise map location of 37.86.40.125
151.152.56.166	Find precise map location of 151.152.56.166
244.117.97.254	Find precise map location of 244.117.97.254
194.255.245.166	Find precise map location of 194.255.245.166
135.113.239.227	Find precise map location of 135.113.239.227
176.157.73.151	Find precise map location of 176.157.73.151
55.57.58.223	Find precise map location of 55.57.58.223
124.88.45.8	Find precise map location of 124.88.45.8
85.211.82.107	Find precise map location of 85.211.82.107
93.60.164.107	Find precise map location of 93.60.164.107

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