Apex domains cannot have CNAME records.
Apple
Domain verification
apple-domain-verification=WUDGipSeWwPno1WJBa0aaSoFAa5oqi_pCkdQlLDJbqI
Facebook
Domain verification
facebook-domain-verification=lr58aax11ju5sl9lmdc893qxbl55jy
Flexera
Domain verification
flexera-domain-verification-mfaghcoupzqgvphk
Google
Domain verification
google-site-verification=6dXdcp_vB3VhPgk2zELIj2i2WjbwiIkezMWhDJ6UxPY
Google
Domain verification
google-site-verification=GEkNVrXhLkA5lTa9c--XtAWp0GZqJ5PnSJu4yf_b9oY
Google
Domain verification
google-site-verification=VpLiDaWDPGXR0Gir1XnqmmYZnmq0_boKlAoNQyv3cBc
Intersight
Domain verification
intersight=6728fb7835ea9a867b78433b20ee7b1c958de7ce3dd7eab1b124d9cdb5a25b6f
Microsoft
Domain verification
MS=ms36322710
Smartsheet
Domain verification
smartsheet-site-validation=UzheAZCXfvjocQ_b3FjQrhEL6yxRUXZx
Vmware Cloud
Domain verification
vmware-cloud-verification-98990c8a-0d54-4905-85d4-88ba0d07fc80
4f4w65b79yrhz1fbycqc09tnm6w7bppp
_da6mbtlbw1k1do1tn3bcbbzlo73pokp
borkjej3ahkck03avzakrjxg1bhspvqpkcey605dct9rl7z5rge/enb9fkvqikaxhgdolfwem4cof7srfatcrw==
g68m005vy3gh8kyp438kk3by5fv30x6c
QdMJual1hoGuKJ76NhneP8viNPB5Q0hGQapxPY0yhU4=
Zone apex
Start of authority
Email
Serial
2397558668
Refresh
2h 46m 40s
Retry
40m
Expire
7d
Negative cache TTL
30m