saremail.com CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig saremail.com. NS

Answer

saremail.com. 5 NS ns2.sarenet.es. saremail.com. 5 NS ns1.sarenet.es.

Authority

The response has no authority records.

Additional

ns1.sarenet.es. 1 A 194.30.0.101 ns2.sarenet.es. 1 A 212.81.130.10 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0