mail.mydomain.com NS records

NS Authoritative DNS server
42m 40s
mail.mydomain.com has no NS records.
NS records for this zone are defined at mydomain.com.
trace mail.mydomain.com NS records for mydomain.com

Question and response

Question

dig mail.mydomain.com. NS

Answer

The response has no answer records.

Authority

mydomain.com. 2560 SOA ns1.mydomain.com. hostmaster.mydomain.com. 1335787408 16384 2048 1048576 2560

Additional

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