PNR means Passenger Name Record. It is a unique identification number of your ticket that contains the complete details of the itenerary, including the passenger name, seat number and contact details. The term “PNR” is related to train, civil aviation and travel. You can check the status of your PNR on this website.
Below PNR form helps you find your position of your itinerary.
PNR Enquiry Form
Alternatively, you can check status of your PNR here.