Website Monitoring Software. website WOLF runs in the background from your System Tray accurately testing 3 critical website parameters to insure that your website is online, visible and running smoothly. Tests server response, checks DNS resolution and verifies HTTP visibility. If any problems occur you are notified immediately by email and the websites downtime is measured. Simply enter your website address and select a monitoring frequency and then sit back and relax. A quick glance at your computers System Tray will always let you know the status of your website. Finally powerful website monitoring software that anyone can use! 14 Day Free Trial.