21.82.31 is a class C of IPs

Sample IPs from the class C 21.82.31

21.82.31.43	View precise location of 21.82.31.43 on the map!
21.82.31.175	View precise location of 21.82.31.175 on the map!
21.82.31.193	View precise location of 21.82.31.193 on the map!
21.82.31.148	View precise location of 21.82.31.148 on the map!
21.82.31.110	View precise location of 21.82.31.110 on the map!
21.82.31.7	View precise location of 21.82.31.7 on the map!
21.82.31.182	View precise location of 21.82.31.182 on the map!
21.82.31.238	View precise location of 21.82.31.238 on the map!
21.82.31.244	View precise location of 21.82.31.244 on the map!
21.82.31.19	View precise location of 21.82.31.19 on the map!
21.82.31.92	View precise location of 21.82.31.92 on the map!

10 Random IPs

254.24.13.106	Find precise map location of 254.24.13.106
81.174.58.8	Find precise map location of 81.174.58.8
114.168.233.124	Find precise map location of 114.168.233.124
216.167.144.89	Find precise map location of 216.167.144.89
131.216.180.234	Find precise map location of 131.216.180.234
121.159.233.121	Find precise map location of 121.159.233.121
217.19.250.242	Find precise map location of 217.19.250.242
253.55.226.168	Find precise map location of 253.55.226.168
237.97.113.100	Find precise map location of 237.97.113.100
184.178.99.21	Find precise map location of 184.178.99.21
145.252.50.119	Find precise map location of 145.252.50.119

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