mx.officesinhereford.com has no NS records.
NS records for this zone are defined at officesinhereford.com.
NS records for this zone are defined at officesinhereford.com.
Question and response
Question
dig mx.officesinhereford.com. NS
Answer
The response has no answer records.
Authority
officesinhereford.com. 3600 SOA dns.officesinhereford.com. hostmaster.officesinhereford.com. 1413399342 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0