213.156.13 is a class C of IPs

Sample IPs from the class C 213.156.13

213.156.13.46	View precise location of 213.156.13.46 on the map!
213.156.13.67	View precise location of 213.156.13.67 on the map!
213.156.13.206	View precise location of 213.156.13.206 on the map!
213.156.13.252	View precise location of 213.156.13.252 on the map!
213.156.13.133	View precise location of 213.156.13.133 on the map!
213.156.13.174	View precise location of 213.156.13.174 on the map!
213.156.13.137	View precise location of 213.156.13.137 on the map!
213.156.13.170	View precise location of 213.156.13.170 on the map!
213.156.13.109	View precise location of 213.156.13.109 on the map!
213.156.13.8	View precise location of 213.156.13.8 on the map!
213.156.13.2	View precise location of 213.156.13.2 on the map!

10 Random IPs

199.31.45.255	Find precise map location of 199.31.45.255
11.82.41.67	Find precise map location of 11.82.41.67
120.3.143.94	Find precise map location of 120.3.143.94
167.163.160.156	Find precise map location of 167.163.160.156
162.233.54.151	Find precise map location of 162.233.54.151
234.164.106.167	Find precise map location of 234.164.106.167
179.32.119.174	Find precise map location of 179.32.119.174
111.148.138.91	Find precise map location of 111.148.138.91
210.114.243.13	Find precise map location of 210.114.243.13
117.37.249.95	Find precise map location of 117.37.249.95
96.230.120.219	Find precise map location of 96.230.120.219

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