hi avonsys team, we still have check on IP address like archives.tikiwiki.org 113.20.89.106 - - [31/Jan/2010:12:22:47 +0100] "GET /tiki-index.php HTTP/1.1" 404 212 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727)" "-" could you please check your nagios configuration to avoid this :) thx ok