mx.genealogysurnames.net has no NS records.
NS records for this zone are defined at genealogysurnames.net.
NS records for this zone are defined at genealogysurnames.net.
Question and response
Question
dig mx.genealogysurnames.net. NS
Answer
The response has no answer records.
Authority
genealogysurnames.net. 3600 SOA dns.genealogysurnames.net. hostmaster.genealogysurnames.net. 1811954677 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0