81.1.42 is a class C of IPs

Sample IPs from the class C 81.1.42

81.1.42.164	View precise location of 81.1.42.164 on the map!
81.1.42.216	View precise location of 81.1.42.216 on the map!
81.1.42.83	View precise location of 81.1.42.83 on the map!
81.1.42.46	View precise location of 81.1.42.46 on the map!
81.1.42.88	View precise location of 81.1.42.88 on the map!
81.1.42.193	View precise location of 81.1.42.193 on the map!
81.1.42.217	View precise location of 81.1.42.217 on the map!
81.1.42.115	View precise location of 81.1.42.115 on the map!
81.1.42.86	View precise location of 81.1.42.86 on the map!
81.1.42.124	View precise location of 81.1.42.124 on the map!
81.1.42.252	View precise location of 81.1.42.252 on the map!

10 Random IPs

206.113.180.197	Find precise map location of 206.113.180.197
196.145.144.101	Find precise map location of 196.145.144.101
214.116.158.98	Find precise map location of 214.116.158.98
14.105.161.206	Find precise map location of 14.105.161.206
48.52.194.78	Find precise map location of 48.52.194.78
232.197.157.45	Find precise map location of 232.197.157.45
178.238.60.54	Find precise map location of 178.238.60.54
101.178.99.77	Find precise map location of 101.178.99.77
82.16.211.174	Find precise map location of 82.16.211.174
99.166.215.27	Find precise map location of 99.166.215.27
21.147.127.80	Find precise map location of 21.147.127.80

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