thinkwhy.com has no AAAA records.
Apex domains cannot have CNAME records.
Amazon SES
Domain verification
amazonses:3cbjaUth2agxW/jBBUa6KQiN8TjMzpgvZu+xIiJjoIg=
Amazon SES
Domain verification
amazonses:Na3l50+cQJ6ci8WOXRdfNJrSVpI2zkk2/bxFt+ufI/M=
Atlassian
Domain verification
atlassian-domain-verification=zp773jy3y2qb9cGJjnAKyWGmfy3NtWNdOJ8FQK4c4y6I4BKbtcoWvh20GpUqKlBZ
Facebook
Domain verification
facebook-domain-verification=t764dv7cvs2tigch2cb24ffnula8tf
Google
Domain verification
google-site-verification=KSHYlvjZzHQ7xpcvpvlUUhLcYI8TMd7PNc6qptZkD7Q
Google
Domain verification
google-site-verification=YuCb8JjR1sW5SP_K8YYkOVjxVfvL3MH-fWULX3uhPbg
Microsoft
Domain verification
v=verifydomain MS=8395992
ns-1348.awsdns-40.org
Amazon Web Services
Route 53
ns-1581.awsdns-05.co.uk
Amazon Web Services
Route 53
ns-404.awsdns-50.com
Amazon Web Services
Route 53
ns-892.awsdns-47.net
Amazon Web Services
Route 53
Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d