57.229.20 is a class C of IPs

Sample IPs from the class C 57.229.20

57.229.20.209	View precise location of 57.229.20.209 on the map!
57.229.20.172	View precise location of 57.229.20.172 on the map!
57.229.20.39	View precise location of 57.229.20.39 on the map!
57.229.20.190	View precise location of 57.229.20.190 on the map!
57.229.20.167	View precise location of 57.229.20.167 on the map!
57.229.20.236	View precise location of 57.229.20.236 on the map!
57.229.20.29	View precise location of 57.229.20.29 on the map!
57.229.20.157	View precise location of 57.229.20.157 on the map!
57.229.20.242	View precise location of 57.229.20.242 on the map!
57.229.20.123	View precise location of 57.229.20.123 on the map!
57.229.20.188	View precise location of 57.229.20.188 on the map!

10 Random IPs

241.255.224.206	Find precise map location of 241.255.224.206
233.210.54.120	Find precise map location of 233.210.54.120
169.200.36.41	Find precise map location of 169.200.36.41
251.49.155.131	Find precise map location of 251.49.155.131
88.174.253.113	Find precise map location of 88.174.253.113
86.180.20.60	Find precise map location of 86.180.20.60
20.101.172.25	Find precise map location of 20.101.172.25
162.28.67.146	Find precise map location of 162.28.67.146
80.179.83.55	Find precise map location of 80.179.83.55
211.124.196.233	Find precise map location of 211.124.196.233
17.72.43.37	Find precise map location of 17.72.43.37

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