India Post — Regarding speed post air parcel with tracking number EH[protected]IN

I am viresh kumar sharma, i want to know about my parcel which is not yet recieved . the statuse show delivered on tracking website, last update is of 19 oct . i did speed post so that it can reach early but it has been more than 20days. kindly inform me the current status of my parcel. Where is my parcel ? And where I can get that ? Let me know on dec. 12 / 2021 i have exam also i need book in that have in my parcel please look this matter . thank you.