This is either a robo dialing scammer or an idiot. Open line then hang up.
1:20 pm no one on call or hung up when i answered shows unknown on caller id i called it back got recording saying ~ET Research LEAVE US A MESSAGE
This number calls me everytime my grandmother leaves the house. Right after she leaves. Regaurdless of the time of day. Nonone ever answers. Its starting to get unnerving.