Question and response
Question
dig ns1.helps7.com. DS
Answer
ns1.helps7.com. 3 CNAME helps7.com.
Authority
com. 704 SOA a.gtld-servers.net. nstld.verisign-grs.com. 1772688156 1800 900 604800 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0