55.231.121 is a class C of IPs

Sample IPs from the class C 55.231.121

55.231.121.159	View precise location of 55.231.121.159 on the map!
55.231.121.49	View precise location of 55.231.121.49 on the map!
55.231.121.195	View precise location of 55.231.121.195 on the map!
55.231.121.230	View precise location of 55.231.121.230 on the map!
55.231.121.48	View precise location of 55.231.121.48 on the map!
55.231.121.215	View precise location of 55.231.121.215 on the map!
55.231.121.102	View precise location of 55.231.121.102 on the map!
55.231.121.230	View precise location of 55.231.121.230 on the map!
55.231.121.210	View precise location of 55.231.121.210 on the map!
55.231.121.189	View precise location of 55.231.121.189 on the map!
55.231.121.215	View precise location of 55.231.121.215 on the map!

10 Random IPs

26.116.216.140	Find precise map location of 26.116.216.140
238.255.203.58	Find precise map location of 238.255.203.58
138.77.117.30	Find precise map location of 138.77.117.30
80.38.102.202	Find precise map location of 80.38.102.202
78.156.94.19	Find precise map location of 78.156.94.19
196.238.50.213	Find precise map location of 196.238.50.213
93.98.213.133	Find precise map location of 93.98.213.133
39.202.86.254	Find precise map location of 39.202.86.254
31.165.137.19	Find precise map location of 31.165.137.19
249.82.135.34	Find precise map location of 249.82.135.34
83.3.166.174	Find precise map location of 83.3.166.174

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