81.1.128 is a class C of IPs

Sample IPs from the class C 81.1.128

81.1.128.44	View precise location of 81.1.128.44 on the map!
81.1.128.66	View precise location of 81.1.128.66 on the map!
81.1.128.133	View precise location of 81.1.128.133 on the map!
81.1.128.151	View precise location of 81.1.128.151 on the map!
81.1.128.60	View precise location of 81.1.128.60 on the map!
81.1.128.148	View precise location of 81.1.128.148 on the map!
81.1.128.75	View precise location of 81.1.128.75 on the map!
81.1.128.54	View precise location of 81.1.128.54 on the map!
81.1.128.159	View precise location of 81.1.128.159 on the map!
81.1.128.212	View precise location of 81.1.128.212 on the map!
81.1.128.85	View precise location of 81.1.128.85 on the map!

10 Random IPs

245.233.182.106	Find precise map location of 245.233.182.106
179.165.190.216	Find precise map location of 179.165.190.216
148.127.145.46	Find precise map location of 148.127.145.46
59.123.200.194	Find precise map location of 59.123.200.194
14.95.134.192	Find precise map location of 14.95.134.192
57.40.156.76	Find precise map location of 57.40.156.76
212.25.105.147	Find precise map location of 212.25.105.147
43.160.226.29	Find precise map location of 43.160.226.29
67.197.130.190	Find precise map location of 67.197.130.190
158.153.126.220	Find precise map location of 158.153.126.220
126.154.4.53	Find precise map location of 126.154.4.53

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