India Post — Speed post product not delivered yet 9 days stuck

Address:

Kamrup Metropolitan, Assam, 781015

My tracking id- ES[protected]IN
I sent the item on 9 May, 2017 by speed post in Gauhati university post office(Pin code-781014).Gauhati university post office bagged for NSH Guwahati and despatched the item to NSH Guwahati on 9 May, 2017.NSH Guwahati bagged for Jalukbari S.O. on 10 May, 2017 and despatched the item to Jalukbari S.O on 11 May, 2017.But Jalukbari S.O. not delivered yet as given by the official tracking id.The item is stucked there 6 days .My pin code is 781015.