India Post — Not able to track my postage

Address: New Delhi, Delhi, 110049

Website: indiapost.gov.in

I have registered post some of my important documents through india post to canada but there is no tracking information available about the package. I am worried about it a lot. the post tracking no. is ARD[protected]IN. There is no information available with the post office people and all toll free numbers are either busy or invalid. I request the authorities concerned to please help.