Good evening. There is a site on DLE. Recently, such requests for a non-existent page began to come from different ip addresses. Nobody came across this? What kind of visitor can this be?
178.154.239.31 - - [09/Apr/2012:14:23:36 +0400] "GET /0164572744c2.htm HTTP/1.0" 404 1734 178.154.239.31 - - [09/Apr/2012:14:23:36 +0400] "GET /0164572744c2.htm HTTP/1.0" 404 1734 178.154.239.31 - - [09/Apr/2012:14:23:36 +0400] "GET /0164572744c2.htm HTTP/1.0" 404 1734 178.154.239.31 - - [09/Apr/2012:14:23:36 +0400] "GET /0164572744c2.htm HTTP/1.0" 404 1734 178.154.239.31 - - [09/Apr/2012:14:23:36 +0400] "GET /0164572744c2.html HTTP/1.0" 404 14606 178.154.239.31 - - [09/Apr/2012:14:23:36 +0400] "GET /0164572744c2.html HTTP/1.0" 404 14606 178.154.239.31 - - [09/Apr/2012:14:23:36 +0400] "GET /0164572744c2.html HTTP/1.0" 404 14606 178.154.239.31 - - [09/Apr/2012:14:23:36 +0400] "GET /0164572744c2.html HTTP/1.0" 404 14606