iframeplayer.howardmarek.com has no NS records.
NS records for this zone are defined at howardmarek.com.
NS records for this zone are defined at howardmarek.com.
Question and response
Question
dig iframeplayer.howardmarek.com. NS
Answer
The response has no answer records.
Authority
howardmarek.com. 3601 SOA dns1.registrar-servers.com. hostmaster.registrar-servers.com. 1771839837 43200 3600 604800 3601
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0