161.209.143 is a class C of IPs

Sample IPs from the class C 161.209.143

161.209.143.151	View precise location of 161.209.143.151 on the map!
161.209.143.88	View precise location of 161.209.143.88 on the map!
161.209.143.206	View precise location of 161.209.143.206 on the map!
161.209.143.208	View precise location of 161.209.143.208 on the map!
161.209.143.196	View precise location of 161.209.143.196 on the map!
161.209.143.232	View precise location of 161.209.143.232 on the map!
161.209.143.3	View precise location of 161.209.143.3 on the map!
161.209.143.252	View precise location of 161.209.143.252 on the map!
161.209.143.70	View precise location of 161.209.143.70 on the map!
161.209.143.64	View precise location of 161.209.143.64 on the map!
161.209.143.9	View precise location of 161.209.143.9 on the map!

10 Random IPs

174.29.133.47	Find precise map location of 174.29.133.47
171.89.148.247	Find precise map location of 171.89.148.247
9.113.105.223	Find precise map location of 9.113.105.223
254.246.10.160	Find precise map location of 254.246.10.160
34.40.159.185	Find precise map location of 34.40.159.185
109.29.66.140	Find precise map location of 109.29.66.140
246.196.55.68	Find precise map location of 246.196.55.68
255.210.158.49	Find precise map location of 255.210.158.49
246.149.18.247	Find precise map location of 246.149.18.247
161.241.221.2	Find precise map location of 161.241.221.2
81.57.126.227	Find precise map location of 81.57.126.227

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