216.134.21 is a class C of IPs

Sample IPs from the class C 216.134.21

216.134.21.103	View precise location of 216.134.21.103 on the map!
216.134.21.222	View precise location of 216.134.21.222 on the map!
216.134.21.104	View precise location of 216.134.21.104 on the map!
216.134.21.30	View precise location of 216.134.21.30 on the map!
216.134.21.126	View precise location of 216.134.21.126 on the map!
216.134.21.70	View precise location of 216.134.21.70 on the map!
216.134.21.154	View precise location of 216.134.21.154 on the map!
216.134.21.139	View precise location of 216.134.21.139 on the map!
216.134.21.178	View precise location of 216.134.21.178 on the map!
216.134.21.163	View precise location of 216.134.21.163 on the map!
216.134.21.216	View precise location of 216.134.21.216 on the map!

10 Random IPs

74.169.11.102	Find precise map location of 74.169.11.102
175.95.22.6	Find precise map location of 175.95.22.6
141.209.94.23	Find precise map location of 141.209.94.23
211.156.109.49	Find precise map location of 211.156.109.49
41.44.227.78	Find precise map location of 41.44.227.78
161.109.105.134	Find precise map location of 161.109.105.134
7.231.212.86	Find precise map location of 7.231.212.86
33.84.220.34	Find precise map location of 33.84.220.34
53.61.206.70	Find precise map location of 53.61.206.70
164.163.53.45	Find precise map location of 164.163.53.45
115.113.160.174	Find precise map location of 115.113.160.174

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