web1.signalheadline.com has no NS records.
NS records for this zone are defined at signalheadline.com.
NS records for this zone are defined at signalheadline.com.
Question and response
Question
dig web1.signalheadline.com. NS
Answer
The response has no answer records.
Authority
signalheadline.com. 3601 SOA dns1.registrar-servers.com. hostmaster.registrar-servers.com. 1764634396 43200 3600 604800 3601
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0