The acknowledgment of any instrument may be made without the United States before: (1) An ambassador, minister, charge d’affaires, counselor to or secretary of a legation, consul general, consul, vice-consul, commercial attache, or consular agent of the United States accredited to the country where the acknowledgment is made; (2) a notary public of the country where the acknowledgment is made; (3) a judge or clerk of a court of record of the country where the acknowledgment is made; (4) any attorney admitted to the bar in this state as provided in section 1-31a.