Within 5 days after filing the written notice of pendency with the recorder of deeds, the party recording the notice of pendency shall serve or mail a copy of such notice by first-class mail to the last known address of each party against whom the notice of pendency has been indexed, and to all persons shown on the public records to have an interest in or lien upon the real estate which is the subject of the notice. Not later than 10 days after filing the written notice of pendency, an affidavit of the party recording the notice of pendency or of the attorney for such party shall be filed with the clerk of the court in which the action has been filed, indicating compliance with the foregoing requirements, including the parties to whom the notice was sent, the date of mailing and the address or addresses to which the notice or notices were sent.

67 Del. Laws, c. 59, § ?1;