\000.qcloudmail.com. A NS SOA MX TXT AAAA SRV RRSIG NSEC DNSKEY SVCB HTTPS CAA
Question and response
Question
dig qcloudmail.com. NSEC
Answer
qcloudmail.com. 180 NSEC \000.qcloudmail.com. A NS SOA MX TXT AAAA SRV RRSIG NSEC DNSKEY SVCB HTTPS CAA
Authority
qcloudmail.com. 86400 NS ns4.dnsv2.com.
qcloudmail.com. 86400 NS ns3.dnsv2.com.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0