mail.gaslightmedia.com has no NS records.
NS records for this zone are defined at gaslightmedia.com.
NS records for this zone are defined at gaslightmedia.com.
Question and response
Question
dig mail.gaslightmedia.com. NS
Answer
The response has no answer records.
Authority
gaslightmedia.com. 1800 SOA monika.ns.cloudflare.com. dns.cloudflare.com. 2397822409 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0