mx.dingfeng.eu has no NS records.
NS records for this zone are defined at dingfeng.eu.
NS records for this zone are defined at dingfeng.eu.
Question and response
Question
dig mx.dingfeng.eu. NS
Answer
The response has no answer records.
Authority
dingfeng.eu. 1004 SOA dns.technorail.com. hostmaster.dingfeng.eu. 2026012104 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0