Question and response
Question
dig sg1._domainkey.korehosting.net. NS
Answer
sg1._domainkey.korehosting.net. 5 CNAME sg1.domainkey.u33381347.wl098.sendgrid.net.
Authority
wl098.sendgrid.net. 1800 SOA aisha.ns.cloudflare.com. dns.cloudflare.com. 2399821040 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0