dns.contemplen.com has no NS records.
NS records for this zone are defined at contemplen.com.
NS records for this zone are defined at contemplen.com.
Question and response
Question
dig dns.contemplen.com. NS
Answer
The response has no answer records.
Authority
contemplen.com. 3600 SOA dns.contemplen.com. hostmaster.contemplen.com. 1249945901 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0