18.133 is a class B of IPs

Sample IPs from the class B 18.133

18.133.153.98	View precise location of 18.133.153.98 on the map!
18.133.220.125	View precise location of 18.133.220.125 on the map!
18.133.216.94	View precise location of 18.133.216.94 on the map!
18.133.194.138	View precise location of 18.133.194.138 on the map!
18.133.210.123	View precise location of 18.133.210.123 on the map!
18.133.105.82	View precise location of 18.133.105.82 on the map!
18.133.245.204	View precise location of 18.133.245.204 on the map!
18.133.154.131	View precise location of 18.133.154.131 on the map!
18.133.182.136	View precise location of 18.133.182.136 on the map!
18.133.225.114	View precise location of 18.133.225.114 on the map!
18.133.184.225	View precise location of 18.133.184.225 on the map!

10 Random IPs

254.9.5.94	Find precise map location of 254.9.5.94
109.210.201.25	Find precise map location of 109.210.201.25
55.244.148.148	Find precise map location of 55.244.148.148
251.184.15.57	Find precise map location of 251.184.15.57
133.240.61.55	Find precise map location of 133.240.61.55
61.77.234.178	Find precise map location of 61.77.234.178
99.170.219.184	Find precise map location of 99.170.219.184
151.4.71.245	Find precise map location of 151.4.71.245
78.54.210.209	Find precise map location of 78.54.210.209
175.202.101.24	Find precise map location of 175.202.101.24
172.206.28.173	Find precise map location of 172.206.28.173

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