128 iodef "mailto:[email protected]"
128 issue "amazon.com"
128 issue "digicert.com"
128 issue "letsencrypt.org"
128 issue "sectigo.com"
128 issuewild "amazon.com"
128 issuewild "digicert.com"
128 issuewild "sectigo.com"
Question and response
Question
dig blackboard.com. CAA
Answer
blackboard.com. 300 CAA 128 iodef "mailto:[email protected]"
blackboard.com. 300 CAA 128 issue "amazon.com"
blackboard.com. 300 CAA 128 issue "digicert.com"
blackboard.com. 300 CAA 128 issue "letsencrypt.org"
blackboard.com. 300 CAA 128 issue "sectigo.com"
blackboard.com. 300 CAA 128 issuewild "amazon.com"
blackboard.com. 300 CAA 128 issuewild "digicert.com"
blackboard.com. 300 CAA 128 issuewild "sectigo.com"
Authority
blackboard.com. 172800 NS ns-1321.awsdns-37.org.
blackboard.com. 172800 NS ns-1824.awsdns-36.co.uk.
blackboard.com. 172800 NS ns-337.awsdns-42.com.
blackboard.com. 172800 NS ns-719.awsdns-25.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0