Apex domains cannot have CNAME records.
Cisco CI
Domain verification
cisco-ci-domain-verification=1d48b854807506f4903c5c2dccc921e4032ba2562d0ac4f831f0be79bbf28f2c
Duo
Domain verification
duo_sso_verification=99opozXcKoFWjyRuM2zhqR9JZC4sxfk0p59snOPksXhTbcKVnf5sgFix3BUREK1B
Google Workspace
Account recovery
google-gws-recovery-domain-verification=5569802
Google
Domain verification
google-site-verification=nMDO4brolIyPIaBDGigaHwDlw9xRcnVOO1phtZpFy8Q
Microsoft
Domain verification
MS=ms11948878
Proofpoint
Domain verification
ppe-f9bea8e0ee9ca87c19e4318d3eeba0be3b461185
Smartsheet
Domain verification
smartsheet-site-validation=tzWWDJgpRl9MBHpZKCLRVMkDyq1FoMgf
Workplace from Meta
Domain verification
workplace-domain-verification=slD4w28sdQo3jy4GtP4VYv1EdCgODm
Zoom
Domain verification
ZOOM_verify_B7JgOjY1SDO6dTbDseYcaQ
89BzxCPVEer2FD0XtwY/OUCrZKaO7nFUUBregGDFg5nXBmDKGiYNSwmMSlRzPERNIjatXyJNA32PwLXViQWUog==
HJkyPNW9cRcEIK8+HZU3nuqpVQGJe3evKalXwSwI1tIuVsJDXTRsd+rTUBF8GZtVnpVs2pYmXBkWknNJ12fXfg==
site24x7-domain-verification=a37766ba92525f3577ca42bb2d57fa5a
ylzn640cf41r754q86q2rb8lyyhv53fl
fiona.ns.cloudflare.com
Cloudflare
randall.ns.cloudflare.com
Cloudflare
Zone apex
Start of authority
Email
Serial
2398420059
Refresh
2h 46m 40s
Retry
40m
Expire
7d
Negative cache TTL
30m