At the moment the dashboard / monitoring page in my Pingdom does not automatically refresh. We are working on adding a feature like this down the line, but right now the easiest way to get this working is to add a simple browser extension or add on that you configure to refresh that specific page or tab on a set interval. Find a couple of examples below:
Navigation Notice: When the APM Integrated Experience is enabled, Pingdom shares a common navigation and enhanced feature set with other integrated experience products. How you navigate Pingdom and access its features may vary from these instructions.