81.27.18 is a class C of IPs

Sample IPs from the class C 81.27.18

81.27.18.23	View precise location of 81.27.18.23 on the map!
81.27.18.220	View precise location of 81.27.18.220 on the map!
81.27.18.111	View precise location of 81.27.18.111 on the map!
81.27.18.163	View precise location of 81.27.18.163 on the map!
81.27.18.186	View precise location of 81.27.18.186 on the map!
81.27.18.2	View precise location of 81.27.18.2 on the map!
81.27.18.84	View precise location of 81.27.18.84 on the map!
81.27.18.234	View precise location of 81.27.18.234 on the map!
81.27.18.173	View precise location of 81.27.18.173 on the map!
81.27.18.248	View precise location of 81.27.18.248 on the map!
81.27.18.174	View precise location of 81.27.18.174 on the map!

10 Random IPs

11.84.177.95	Find precise map location of 11.84.177.95
96.135.95.9	Find precise map location of 96.135.95.9
26.173.141.212	Find precise map location of 26.173.141.212
19.214.192.64	Find precise map location of 19.214.192.64
202.161.173.238	Find precise map location of 202.161.173.238
173.218.58.144	Find precise map location of 173.218.58.144
152.168.240.130	Find precise map location of 152.168.240.130
239.24.164.128	Find precise map location of 239.24.164.128
74.49.55.131	Find precise map location of 74.49.55.131
65.252.16.144	Find precise map location of 65.252.16.144
173.142.55.174	Find precise map location of 173.142.55.174

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