3sp40.dilsport.org has no NS records.
NS records for this zone are defined at dilsport.org.
NS records for this zone are defined at dilsport.org.
Question and response
Question
dig 3sp40.dilsport.org. NS
Answer
The response has no answer records.
Authority
dilsport.org. 3601 SOA dns1.registrar-servers.com. hostmaster.registrar-servers.com. 1770202178 43200 3600 604800 3601
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0