rakus.co.jp has no AAAA records.
Apex domains cannot have CNAME records.
Apple
Domain verification
apple-domain-verification=zyvJ0ormoZire8O0
Atlassian
Domain verification
atlassian-domain-verification=/AH36doLGaXMTaip/WoXY9Dl1gXoTsFUMhajndbKAfLHLG25qbBH0uJPSG9nDhhh
Cisco CI
Domain verification
cisco-ci-domain-verification=347e25137454b3661e5c4393689bbeea6e4ce0e986bd79412a352b4627545972
Google
Domain verification
google-site-verification=mw5zVLeFqkPiDzA9BEXceGp_gcF7iHE56wyQgx0jNb4
Google
Domain verification
google-site-verification=rZmQSIzjd4w1cnyRJsxzJB0Wizgqy6HpprMU83fwjuM
Zoom
Domain verification
ZOOM_verify_7Gn66ayjOlDFzBzuy6xatq
ns-1176.awsdns-19.org
Amazon Web Services
Route 53
ns-1881.awsdns-43.co.uk
Amazon Web Services
Route 53
ns-440.awsdns-55.com
Amazon Web Services
Route 53
ns-850.awsdns-42.net
Amazon Web Services
Route 53
Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d