hypermail.bg CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig hypermail.bg. NS

Answer

hypermail.bg. 5 NS ns1.byteopt.com. hypermail.bg. 5 NS ns2.byteopt.com.

Authority

The response has no authority records.

Additional

ns1.byteopt.com. 5 A 85.187.45.11 ns2.byteopt.com. 5 A 151.237.23.11 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0