newsletters.bookmyshow.com has no NS records.
NS records for this zone are defined at bookmyshow.com.
NS records for this zone are defined at bookmyshow.com.
Question and response
Question
dig newsletters.bookmyshow.com. NS
Answer
The response has no answer records.
Authority
bookmyshow.com. 1800 SOA coby.ns.cloudflare.com. dns.cloudflare.com. 2399615171 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0