psd.uchicago.edu CNAME DNS records

CNAME Canonical name

Apex domains cannot have CNAME records.

Question and response

Question

dig psd.uchicago.edu. NS

Answer

psd.uchicago.edu. 5 NS ucns1.uchicago.yale.edu. psd.uchicago.edu. 5 NS ucns3.uchicago.edu. psd.uchicago.edu. 5 NS ucns1.uchicago.uiowa.edu. psd.uchicago.edu. 5 NS ucns4.uchicago.edu.

Authority

The response has no authority records.

Additional

ucns1.uchicago.uiowa.edu. 5 A 198.49.182.19 ucns3.uchicago.edu. 5 A 128.135.249.250 ucns4.uchicago.edu. 5 A 128.135.247.250 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0