Asp.net: perform action on refresh even if i didn't open the page in browser

Question

Hi,
I have a web page named Default.aspx hosted it on server,  in that i have meta tag so that it can check the condition i n every seconds and  perform operation if condition is true. It is working when i open browser and see. As it is hosted on server i want it should perform action even if i didn't open the page in browser.
Any idea please help!