Question and response
Question
dig help.netdesignhost.com. NS
Answer
help.netdesignhost.com. 5 CNAME netdesignhelp.zendesk.com.
Authority
zendesk.com. 900 SOA ns-1213.awsdns-23.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0