143.133.149 is a class C of IPs

Sample IPs from the class C 143.133.149

143.133.149.74	View precise location of 143.133.149.74 on the map!
143.133.149.59	View precise location of 143.133.149.59 on the map!
143.133.149.54	View precise location of 143.133.149.54 on the map!
143.133.149.143	View precise location of 143.133.149.143 on the map!
143.133.149.52	View precise location of 143.133.149.52 on the map!
143.133.149.90	View precise location of 143.133.149.90 on the map!
143.133.149.10	View precise location of 143.133.149.10 on the map!
143.133.149.97	View precise location of 143.133.149.97 on the map!
143.133.149.178	View precise location of 143.133.149.178 on the map!
143.133.149.231	View precise location of 143.133.149.231 on the map!
143.133.149.142	View precise location of 143.133.149.142 on the map!

10 Random IPs

187.190.117.178	Find precise map location of 187.190.117.178
199.100.114.8	Find precise map location of 199.100.114.8
128.42.176.46	Find precise map location of 128.42.176.46
97.233.3.67	Find precise map location of 97.233.3.67
163.75.155.140	Find precise map location of 163.75.155.140
206.109.241.112	Find precise map location of 206.109.241.112
228.19.179.128	Find precise map location of 228.19.179.128
204.91.215.54	Find precise map location of 204.91.215.54
52.193.71.119	Find precise map location of 52.193.71.119
47.176.110.194	Find precise map location of 47.176.110.194
157.157.120.234	Find precise map location of 157.157.120.234

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