Question and response
Question
dig app02.matchbook.com. NS
Answer
app02.matchbook.com. 5 CNAME www.matchbook.com.cdn.cloudflare.net.
Authority
cloudflare.net. 1518 SOA ns1.cloudflare.net. dns.cloudflare.com. 2396714781 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0