nudns.com CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig nudns.com. NS

Answer

nudns.com. 5 NS ns4.nudns.com. nudns.com. 5 NS ns1.nudns.com. nudns.com. 5 NS ns2.nudns.com. nudns.com. 5 NS ns3.nudns.com.

Authority

The response has no authority records.

Additional

ns1.nudns.com. 5 A 199.167.66.1 ns2.nudns.com. 5 A 104.37.178.1 ns3.nudns.com. 5 A 199.167.66.2 ns4.nudns.com. 5 A 104.37.178.2 ns1.nudns.com. 5 AAAA 2610:1c8:b001:0:0:0:0:1 ns2.nudns.com. 5 AAAA 2610:1c8:b002:0:0:0:0:1 ns3.nudns.com. 5 AAAA 2610:1c8:b001:0:0:0:0:2 ns4.nudns.com. 5 AAAA 2610:1c8:b002:0:0:0:0:2 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0