57.80.19 is a class C of IPs

Sample IPs from the class C 57.80.19

57.80.19.52	View precise location of 57.80.19.52 on the map!
57.80.19.214	View precise location of 57.80.19.214 on the map!
57.80.19.92	View precise location of 57.80.19.92 on the map!
57.80.19.159	View precise location of 57.80.19.159 on the map!
57.80.19.172	View precise location of 57.80.19.172 on the map!
57.80.19.116	View precise location of 57.80.19.116 on the map!
57.80.19.198	View precise location of 57.80.19.198 on the map!
57.80.19.127	View precise location of 57.80.19.127 on the map!
57.80.19.223	View precise location of 57.80.19.223 on the map!
57.80.19.210	View precise location of 57.80.19.210 on the map!
57.80.19.108	View precise location of 57.80.19.108 on the map!

10 Random IPs

248.143.140.75	Find precise map location of 248.143.140.75
59.220.71.14	Find precise map location of 59.220.71.14
146.45.103.11	Find precise map location of 146.45.103.11
126.82.19.201	Find precise map location of 126.82.19.201
154.211.194.35	Find precise map location of 154.211.194.35
212.70.135.253	Find precise map location of 212.70.135.253
69.252.130.173	Find precise map location of 69.252.130.173
122.74.121.147	Find precise map location of 122.74.121.147
80.31.202.123	Find precise map location of 80.31.202.123
224.102.168.79	Find precise map location of 224.102.168.79
20.23.118.53	Find precise map location of 20.23.118.53

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