(The website health monitor can monitor whether the website is running normally. The functions of the program are as follows: 1. The program is multi-threaded, fast and takes up less resources. 2. Regularly monitor the alarm, set the monitoring time interval, sound alarm and email notification. 3. You can set the exception characteristic code of each website and monitor the website with the error page set. 4. The abnormal monitoring results are automatically put into the database for statistical analysis, query and printing. 5. Completely free, without any function and time limit.)