74.172.39 is a class C of IPs

Sample IPs from the class C 74.172.39

74.172.39.100	View precise location of 74.172.39.100 on the map!
74.172.39.52	View precise location of 74.172.39.52 on the map!
74.172.39.101	View precise location of 74.172.39.101 on the map!
74.172.39.15	View precise location of 74.172.39.15 on the map!
74.172.39.94	View precise location of 74.172.39.94 on the map!
74.172.39.215	View precise location of 74.172.39.215 on the map!
74.172.39.211	View precise location of 74.172.39.211 on the map!
74.172.39.239	View precise location of 74.172.39.239 on the map!
74.172.39.183	View precise location of 74.172.39.183 on the map!
74.172.39.135	View precise location of 74.172.39.135 on the map!
74.172.39.109	View precise location of 74.172.39.109 on the map!

10 Random IPs

83.54.77.108	Find precise map location of 83.54.77.108
224.94.229.207	Find precise map location of 224.94.229.207
232.120.96.130	Find precise map location of 232.120.96.130
150.206.23.93	Find precise map location of 150.206.23.93
249.126.186.114	Find precise map location of 249.126.186.114
247.128.124.168	Find precise map location of 247.128.124.168
110.104.102.231	Find precise map location of 110.104.102.231
233.43.183.215	Find precise map location of 233.43.183.215
191.90.118.88	Find precise map location of 191.90.118.88
90.20.8.101	Find precise map location of 90.20.8.101
136.18.136.217	Find precise map location of 136.18.136.217

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