userve.net CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig userve.net. NS

Answer

userve.net. 5 NS ns2.userve.net. userve.net. 5 NS ns.userve.net. userve.net. 5 NS ns.userve.uk.

Authority

The response has no authority records.

Additional

ns.userve.uk. 5 A 52.137.22.17 ns.userve.net. 5 A 217.196.1.5 ns2.userve.net. 5 A 217.196.1.6 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0