75.54.21 is a class C of IPs

Sample IPs from the class C 75.54.21

75.54.21.190	View precise location of 75.54.21.190 on the map!
75.54.21.127	View precise location of 75.54.21.127 on the map!
75.54.21.208	View precise location of 75.54.21.208 on the map!
75.54.21.207	View precise location of 75.54.21.207 on the map!
75.54.21.97	View precise location of 75.54.21.97 on the map!
75.54.21.86	View precise location of 75.54.21.86 on the map!
75.54.21.228	View precise location of 75.54.21.228 on the map!
75.54.21.68	View precise location of 75.54.21.68 on the map!
75.54.21.22	View precise location of 75.54.21.22 on the map!
75.54.21.55	View precise location of 75.54.21.55 on the map!
75.54.21.216	View precise location of 75.54.21.216 on the map!

10 Random IPs

197.113.142.155	Find precise map location of 197.113.142.155
130.123.229.85	Find precise map location of 130.123.229.85
93.255.252.179	Find precise map location of 93.255.252.179
186.34.35.147	Find precise map location of 186.34.35.147
184.72.36.41	Find precise map location of 184.72.36.41
26.183.173.64	Find precise map location of 26.183.173.64
102.219.208.223	Find precise map location of 102.219.208.223
228.16.240.172	Find precise map location of 228.16.240.172
189.38.99.71	Find precise map location of 189.38.99.71
96.113.228.132	Find precise map location of 96.113.228.132
20.79.217.77	Find precise map location of 20.79.217.77

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