255.56.209 is a class C of IPs

Sample IPs from the class C 255.56.209

255.56.209.167	View precise location of 255.56.209.167 on the map!
255.56.209.7	View precise location of 255.56.209.7 on the map!
255.56.209.208	View precise location of 255.56.209.208 on the map!
255.56.209.53	View precise location of 255.56.209.53 on the map!
255.56.209.8	View precise location of 255.56.209.8 on the map!
255.56.209.68	View precise location of 255.56.209.68 on the map!
255.56.209.208	View precise location of 255.56.209.208 on the map!
255.56.209.71	View precise location of 255.56.209.71 on the map!
255.56.209.120	View precise location of 255.56.209.120 on the map!
255.56.209.118	View precise location of 255.56.209.118 on the map!
255.56.209.204	View precise location of 255.56.209.204 on the map!

10 Random IPs

143.252.216.203	Find precise map location of 143.252.216.203
66.200.126.118	Find precise map location of 66.200.126.118
131.233.196.129	Find precise map location of 131.233.196.129
105.54.74.104	Find precise map location of 105.54.74.104
15.205.221.221	Find precise map location of 15.205.221.221
62.155.139.56	Find precise map location of 62.155.139.56
126.113.51.30	Find precise map location of 126.113.51.30
226.251.230.198	Find precise map location of 226.251.230.198
28.47.253.83	Find precise map location of 28.47.253.83
96.156.43.171	Find precise map location of 96.156.43.171
82.8.133.252	Find precise map location of 82.8.133.252

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