Apex domains cannot have CNAME records.
Atlassian
Domain verification
atlassian-domain-verification=/uiM7VrWdKuWEOIjH1FvFgutteGlx98qyzCbfs99U0G6whJNcfu6ampAPmyKAMsC
Cisco CI
Domain verification
ciscocidomainverification=6f015e04189141dc4ec3e8e8c803c044b278de1e3a5c3e71c630888bac9ccf57
GlobalSign
Domain verification
_globalsign-domain-verification=Uy2hK5QJfLxaJwSlFirfKpGXdcH5QpnHBneXcDYEYp
Microsoft
Domain verification
MS=ms57472035
@@
V3+agvo1zAOkZAuqKjDu+wYGM0XJHDZsBdPAMRBd9JsnHFVfDbEWtbSRO+peDKnDzcbrWiZSuN1dchz4iP7dVA==
Zone apex
Start of authority
Email
Serial
2026022001
Refresh
3h
Retry
1h
Expire
7d
Negative cache TTL
1h