e.telefonica.net CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig e.telefonica.net. NS

Answer

e.telefonica.net. 5 NS ns3.dns-servicios.es. e.telefonica.net. 5 NS ns4.dns-servicios.es.

Authority

The response has no authority records.

Additional

ns3.dns-servicios.es. 5 A 86.109.102.131 ns4.dns-servicios.es. 5 A 176.28.119.196 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0