mail.nsf0rd.com has no NS records.
NS records for this zone are defined at nsf0rd.com.
NS records for this zone are defined at nsf0rd.com.
Question and response
Question
dig mail.nsf0rd.com. NS
Answer
The response has no answer records.
Authority
nsf0rd.com. 1800 SOA stevie.ns.cloudflare.com. dns.cloudflare.com. 2399380594 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0