o1.support.expedient.com NS records

NS Authoritative DNS server
0s
o1.support.expedient.com has no NS records.
NS records for this zone are defined at support.expedient.com.
trace o1.support.expedient.com NS records for support.expedient.com

Question and response

Question

dig o1.support.expedient.com. NS

Answer

The response has no answer records.

Authority

The response has no authority records.

Additional

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