21.112.211 is a class C of IPs

Sample IPs from the class C 21.112.211

21.112.211.244	View precise location of 21.112.211.244 on the map!
21.112.211.247	View precise location of 21.112.211.247 on the map!
21.112.211.11	View precise location of 21.112.211.11 on the map!
21.112.211.202	View precise location of 21.112.211.202 on the map!
21.112.211.172	View precise location of 21.112.211.172 on the map!
21.112.211.226	View precise location of 21.112.211.226 on the map!
21.112.211.148	View precise location of 21.112.211.148 on the map!
21.112.211.134	View precise location of 21.112.211.134 on the map!
21.112.211.161	View precise location of 21.112.211.161 on the map!
21.112.211.106	View precise location of 21.112.211.106 on the map!
21.112.211.3	View precise location of 21.112.211.3 on the map!

10 Random IPs

184.86.19.86	Find precise map location of 184.86.19.86
158.120.201.82	Find precise map location of 158.120.201.82
148.11.9.100	Find precise map location of 148.11.9.100
148.205.117.30	Find precise map location of 148.205.117.30
192.37.153.9	Find precise map location of 192.37.153.9
198.113.34.158	Find precise map location of 198.113.34.158
160.107.150.185	Find precise map location of 160.107.150.185
92.128.9.143	Find precise map location of 92.128.9.143
44.87.164.131	Find precise map location of 44.87.164.131
85.70.229.204	Find precise map location of 85.70.229.204
193.226.47.76	Find precise map location of 193.226.47.76

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