251.43.80 is a class C of IPs

Sample IPs from the class C 251.43.80

251.43.80.23	View precise location of 251.43.80.23 on the map!
251.43.80.104	View precise location of 251.43.80.104 on the map!
251.43.80.238	View precise location of 251.43.80.238 on the map!
251.43.80.103	View precise location of 251.43.80.103 on the map!
251.43.80.68	View precise location of 251.43.80.68 on the map!
251.43.80.222	View precise location of 251.43.80.222 on the map!
251.43.80.71	View precise location of 251.43.80.71 on the map!
251.43.80.16	View precise location of 251.43.80.16 on the map!
251.43.80.236	View precise location of 251.43.80.236 on the map!
251.43.80.167	View precise location of 251.43.80.167 on the map!
251.43.80.183	View precise location of 251.43.80.183 on the map!

10 Random IPs

30.180.203.182	Find precise map location of 30.180.203.182
90.133.13.57	Find precise map location of 90.133.13.57
98.21.82.242	Find precise map location of 98.21.82.242
255.78.198.169	Find precise map location of 255.78.198.169
155.156.42.189	Find precise map location of 155.156.42.189
157.249.158.111	Find precise map location of 157.249.158.111
116.75.4.202	Find precise map location of 116.75.4.202
69.102.219.172	Find precise map location of 69.102.219.172
174.118.54.134	Find precise map location of 174.118.54.134
10.25.85.201	Find precise map location of 10.25.85.201
178.6.1.186	Find precise map location of 178.6.1.186

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