Apex domains cannot have CNAME records.
Apple
Domain verification
apple-domain-verification=PqGHYjz13nfpBWPo
Atlassian
Domain verification
atlassian-sending-domain-verification=58add296-779b-4e06-8388-fee95a7730f9
DocuSign
Domain verification
docusign=5793b4e0-0ba7-429e-9a60-a41578a79441
Google
Domain verification
google-site-verification=bEdVZpCGNwYqrKcGTW3XN4bhyJCKFHClkRF7fddDRrc
KnowBe4
Domain verification
knowbe4-site-verification=8d2c09a4bc81955c1d8718d6ad8a836f
Microsoft
Domain verification
MS=ms45585221
Microsoft
Domain verification
MS=ms65440812
Pardot
Domain verification
pardot994882=5a95fc1e5d466cfb82772d82fcf51865d58c4e96a590f3c79dc94bbdaac239a7
Pardot
Domain verification
pardot994882=beb3f245b4b2d028781f253f67200433127fb87c9df54a152b59f9eb8b66fa72
Proofpoint
Domain verification
ppe-b259c48488fbd3697931
Sage Intacct
Domain verification
intacct-esk=4FED1A517A32769BE0538C06A8C0589E
chin.ns.cloudflare.com
Cloudflare
marty.ns.cloudflare.com
Cloudflare
Zone apex
Start of authority
Email
Serial
2398037531
Refresh
2h 46m 40s
Retry
40m
Expire
7d
Negative cache TTL
30m