223.21.70 is a class C of IPs

Sample IPs from the class C 223.21.70

223.21.70.140	View precise location of 223.21.70.140 on the map!
223.21.70.219	View precise location of 223.21.70.219 on the map!
223.21.70.59	View precise location of 223.21.70.59 on the map!
223.21.70.97	View precise location of 223.21.70.97 on the map!
223.21.70.147	View precise location of 223.21.70.147 on the map!
223.21.70.158	View precise location of 223.21.70.158 on the map!
223.21.70.239	View precise location of 223.21.70.239 on the map!
223.21.70.61	View precise location of 223.21.70.61 on the map!
223.21.70.124	View precise location of 223.21.70.124 on the map!
223.21.70.30	View precise location of 223.21.70.30 on the map!
223.21.70.69	View precise location of 223.21.70.69 on the map!

10 Random IPs

100.82.2.94	Find precise map location of 100.82.2.94
190.74.45.200	Find precise map location of 190.74.45.200
113.67.31.168	Find precise map location of 113.67.31.168
218.87.126.116	Find precise map location of 218.87.126.116
237.244.195.103	Find precise map location of 237.244.195.103
176.211.10.15	Find precise map location of 176.211.10.15
215.149.209.107	Find precise map location of 215.149.209.107
173.105.71.247	Find precise map location of 173.105.71.247
30.106.185.31	Find precise map location of 30.106.185.31
35.44.37.148	Find precise map location of 35.44.37.148
57.61.116.235	Find precise map location of 57.61.116.235

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