42.84.21 is a class C of IPs

Sample IPs from the class C 42.84.21

42.84.21.104	View precise location of 42.84.21.104 on the map!
42.84.21.165	View precise location of 42.84.21.165 on the map!
42.84.21.93	View precise location of 42.84.21.93 on the map!
42.84.21.153	View precise location of 42.84.21.153 on the map!
42.84.21.88	View precise location of 42.84.21.88 on the map!
42.84.21.40	View precise location of 42.84.21.40 on the map!
42.84.21.143	View precise location of 42.84.21.143 on the map!
42.84.21.213	View precise location of 42.84.21.213 on the map!
42.84.21.239	View precise location of 42.84.21.239 on the map!
42.84.21.230	View precise location of 42.84.21.230 on the map!
42.84.21.138	View precise location of 42.84.21.138 on the map!

10 Random IPs

43.9.225.108	Find precise map location of 43.9.225.108
179.114.177.134	Find precise map location of 179.114.177.134
100.18.178.20	Find precise map location of 100.18.178.20
204.32.235.68	Find precise map location of 204.32.235.68
49.30.34.249	Find precise map location of 49.30.34.249
97.223.158.160	Find precise map location of 97.223.158.160
252.80.72.115	Find precise map location of 252.80.72.115
94.227.235.124	Find precise map location of 94.227.235.124
231.229.219.98	Find precise map location of 231.229.219.98
242.148.40.38	Find precise map location of 242.148.40.38
157.79.79.142	Find precise map location of 157.79.79.142

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