Question and response
Question
dig em6456.cm-grandola.pt. NS
Answer
em6456.cm-grandola.pt. 5 CNAME u37078445.wl196.sendgrid.net.
Authority
wl196.sendgrid.net. 1702 SOA aisha.ns.cloudflare.com. dns.cloudflare.com. 2400349216 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0