Apex domains cannot have CNAME records.
Ahrefs
Domain verification
ahrefs-site-verification_86cbe84d125c8a5f04f94f928d53116c11d1d490dd7c09ea2db90f717472d777
Apple
Domain verification
apple-domain-verification=WsVouXxD2koRfDeo
Atlassian
Domain verification
atlassian-domain-verification=5rbAdEan9GbRPXvJHMInr0KUrMrKxZjRiKFruecAZBpw2hnbKvCrEYaZSreSadWX
Google
Domain verification
google-site-verification=-UPsHsmxh1iWAi1f8-Dx5lyvCnBTaQ_GMx9ie_XOog4
Google
Domain verification
google-site-verification=2qngchkbzlstznuc7wzjalollqgyy-rufot_t6ctj-w
Google
Domain verification
google-site-verification=rA2s3PSUhO_IOBjzxYJ0jmCXD1fOuD67LzFuOpiVHsI
Google
Domain verification
google-site-verification=Zfil16eZ5KSStZU5kqdfYIT5erJmbwQ5RoXKuuFvfAA
Microsoft
Domain verification
MS=65995A4FB72F68555184C2C8B057EEF3BDE5FA06
6zlrtdtggc8zv55sndbcws4c3f0bsqg5
key1.nimbushosting.co.uk.dkim.hostedemail.link
key2.nimbushosting.co.uk.dkim.hostedemail.link
meg.ns.cloudflare.com
Cloudflare
sterling.ns.cloudflare.com
Cloudflare
Zone apex
Start of authority
Email
Serial
2395256238
Refresh
2h 46m 40s
Retry
40m
Expire
7d
Negative cache TTL
30m