clara.ad.jp has no AAAA records.
Apex domains cannot have CNAME records.
Apple
Domain verification
apple-domain-verification=pv2ccVVsHkNNfcvI
Atlassian
Domain verification
atlassian-domain-verification=K1viQhyT5FiehcfNwXy0/yXwchKWuif9xDHxZ27KnZIWPSgEJ8/Jwgco1gIhJSpO
Google
Domain verification
google-site-verification=5oFCXuptWw2WhQvOyYYgODfkr7RxyitWtizzuiqMvKI
Microsoft
Domain verification
MS=E0B73D057BAFAD861035E2E85B10A2F2E0054FE6
sending_domain688743=30e4970ebb5e7b555849cb3194d4fdd3c14ea8b38294eb7d3684a8869a5540c7
gabe.ns.cloudflare.com
Cloudflare
poppy.ns.cloudflare.com
Cloudflare
Zone apex
Start of authority
Email
Serial
2397123728
Refresh
2h 46m 40s
Retry
40m
Expire
7d
Negative cache TTL
30m