Question and response
Question
dig vpn.yotta.com. NS
Answer
vpn.yotta.com. 5 CNAME jumpserver.yottavdi.com.
Authority
yottavdi.com. 2321 SOA ns1.yotta.com. root\@ns1.yotta.com. 2025122302 3600 1800 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0