a.dns.terra.com NS records

NS Authoritative DNS server
2h
a.dns.terra.com has no NS records.
NS records for this zone are defined at terra.com.
trace a.dns.terra.com NS records for terra.com

Question and response

Question

dig a.dns.terra.com. NS

Answer

The response has no answer records.

Authority

terra.com. 7200 SOA a.dns.terra.com. sysadm.terra.com.br. 2017045731 7200 300 2419200 7200

Additional

. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0