St Courier — Courier not delivered, docket no. [protected]

On 17 sep, parcel despatched from chennai vide courier docket no. [protected] dt. 17.09.2020 to hosur, as per tracking, the parcel reached to hosur but surprisingly not delivered and reasons not known.
Can you pls check and arrange to deliver without further delay.
The customer care executive either not picking are keep out of service mode.