sitel.net.pl CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig sitel.net.pl. NS

Answer

sitel.net.pl. 4 NS ns1.e-strefa.net. sitel.net.pl. 4 NS ns3.sitel.net.pl. sitel.net.pl. 4 NS ns2.e-strefa.net.

Authority

The response has no authority records.

Additional

ns1.e-strefa.net. 4 A 89.107.153.2 ns2.e-strefa.net. 4 A 89.107.153.3 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0