arsys.es CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig arsys.es. NS

Answer

arsys.es. 5 NS ns-arsys.ui-dns.es. arsys.es. 5 NS ns-arsys.ui-dns.biz. arsys.es. 5 NS ns-arsys.ui-dns.com. arsys.es. 5 NS ns-arsys.ui-dns.org.

Authority

The response has no authority records.

Additional

. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0