72.58.129 is a class C of IPs

Sample IPs from the class C 72.58.129

72.58.129.205	View precise location of 72.58.129.205 on the map!
72.58.129.180	View precise location of 72.58.129.180 on the map!
72.58.129.240	View precise location of 72.58.129.240 on the map!
72.58.129.140	View precise location of 72.58.129.140 on the map!
72.58.129.166	View precise location of 72.58.129.166 on the map!
72.58.129.198	View precise location of 72.58.129.198 on the map!
72.58.129.151	View precise location of 72.58.129.151 on the map!
72.58.129.107	View precise location of 72.58.129.107 on the map!
72.58.129.194	View precise location of 72.58.129.194 on the map!
72.58.129.197	View precise location of 72.58.129.197 on the map!
72.58.129.67	View precise location of 72.58.129.67 on the map!

10 Random IPs

129.192.249.159	Find precise map location of 129.192.249.159
8.174.217.174	Find precise map location of 8.174.217.174
128.255.93.94	Find precise map location of 128.255.93.94
150.55.88.230	Find precise map location of 150.55.88.230
32.119.136.94	Find precise map location of 32.119.136.94
150.230.48.74	Find precise map location of 150.230.48.74
30.24.190.181	Find precise map location of 30.24.190.181
54.109.100.108	Find precise map location of 54.109.100.108
85.137.97.146	Find precise map location of 85.137.97.146
210.124.79.41	Find precise map location of 210.124.79.41
79.252.73.155	Find precise map location of 79.252.73.155

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