satterfield.nonphy.com has no NS records.
NS records for this zone are defined at nonphy.com.
NS records for this zone are defined at nonphy.com.
Question and response
Question
dig satterfield.nonphy.com. NS
Answer
The response has no answer records.
Authority
nonphy.com. 3601 SOA dns1.registrar-servers.com. hostmaster.registrar-servers.com. 1772533537 43200 3600 604800 3601
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0