143.213.19 is a class C of IPs

Sample IPs from the class C 143.213.19

143.213.19.253	View precise location of 143.213.19.253 on the map!
143.213.19.153	View precise location of 143.213.19.153 on the map!
143.213.19.73	View precise location of 143.213.19.73 on the map!
143.213.19.35	View precise location of 143.213.19.35 on the map!
143.213.19.220	View precise location of 143.213.19.220 on the map!
143.213.19.173	View precise location of 143.213.19.173 on the map!
143.213.19.82	View precise location of 143.213.19.82 on the map!
143.213.19.121	View precise location of 143.213.19.121 on the map!
143.213.19.1	View precise location of 143.213.19.1 on the map!
143.213.19.70	View precise location of 143.213.19.70 on the map!
143.213.19.157	View precise location of 143.213.19.157 on the map!

10 Random IPs

84.238.64.109	Find precise map location of 84.238.64.109
13.122.45.43	Find precise map location of 13.122.45.43
113.84.145.79	Find precise map location of 113.84.145.79
137.13.252.210	Find precise map location of 137.13.252.210
110.240.149.133	Find precise map location of 110.240.149.133
160.185.60.230	Find precise map location of 160.185.60.230
205.208.75.36	Find precise map location of 205.208.75.36
169.76.73.163	Find precise map location of 169.76.73.163
135.72.62.148	Find precise map location of 135.72.62.148
157.165.13.213	Find precise map location of 157.165.13.213
62.145.89.134	Find precise map location of 62.145.89.134

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