mta2-4.email.clickdimensions.com. A RRSIG NSEC
Question and response
Question
dig mta2-21.email.clickdimensions.com. NSEC
Answer
mta2-21.email.clickdimensions.com. 600 NSEC mta2-4.email.clickdimensions.com. A RRSIG NSEC
Authority
clickdimensions.com. 3600 NS pdns14.domaincontrol.com.
clickdimensions.com. 3600 NS pdns13.domaincontrol.com.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0