ns2.o2switch.net CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig ns2.o2switch.net. NS

Answer

ns2.o2switch.net. 5 NS ns2.o2switch.net. ns2.o2switch.net. 5 NS ns1.o2switch.net.

Authority

The response has no authority records.

Additional

ns1.o2switch.net. 2 A 109.234.160.5 ns2.o2switch.net. 2 A 109.234.161.5 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0