Where any deed, conveyance or other instrument of writing has been or shall be made and executed, either within or out of this state, and the acknowledgment or proof thereof duly certified, by any officer under seal, according to the existing laws of this commonwealth, for the purpose of being recorded therein, such certificate shall be deemed prima facie evidence of such execution and acknowledgment, or proof, without requiring proof of the said seal, as fully, to all intents and purposes, and with the same effect only, as if the same had been so acknowledged or proved before any judge, justice of the peace or alderman within this commonwealth.