223.172.100 is a class C of IPs

Sample IPs from the class C 223.172.100

223.172.100.255	View precise location of 223.172.100.255 on the map!
223.172.100.147	View precise location of 223.172.100.147 on the map!
223.172.100.57	View precise location of 223.172.100.57 on the map!
223.172.100.55	View precise location of 223.172.100.55 on the map!
223.172.100.50	View precise location of 223.172.100.50 on the map!
223.172.100.56	View precise location of 223.172.100.56 on the map!
223.172.100.14	View precise location of 223.172.100.14 on the map!
223.172.100.154	View precise location of 223.172.100.154 on the map!
223.172.100.151	View precise location of 223.172.100.151 on the map!
223.172.100.114	View precise location of 223.172.100.114 on the map!
223.172.100.220	View precise location of 223.172.100.220 on the map!

10 Random IPs

154.241.15.253	Find precise map location of 154.241.15.253
255.207.233.233	Find precise map location of 255.207.233.233
15.179.3.59	Find precise map location of 15.179.3.59
236.139.156.13	Find precise map location of 236.139.156.13
176.196.79.109	Find precise map location of 176.196.79.109
208.60.241.146	Find precise map location of 208.60.241.146
208.243.205.174	Find precise map location of 208.243.205.174
155.54.213.233	Find precise map location of 155.54.213.233
39.185.219.79	Find precise map location of 39.185.219.79
79.252.178.127	Find precise map location of 79.252.178.127
210.57.44.236	Find precise map location of 210.57.44.236

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