paubox.com has no AAAA records.
Apex domains cannot have CNAME records.
Google
Domain verification
google-site-verification=ZcrvH_ZwVKKht-VcPFdlPlG0X536eCzkj5l7CoLodzA
Mandrill
Domain verification
mandrill_verify.TBHfSVhJJAn77h5bou0aag
Microsoft
Domain verification
MS=ms56757837
OpenAI
Domain verification
openai-domain-verification=dv-gHVxuYK8Cf7tMVynO46LUrnE
17255887561vll2hytc4qu8spc38khl8pjjwi0bhraaqv5nsdexufzsu1tfl
202309060802235eah4djylfgollltsm791kci7erxjw7lob0cbsqxrlgz097b8d
daa2pqnbrhag42c8v5vj907ace
ns-1114.awsdns-11.org
Amazon Web Services
Route 53
ns-1972.awsdns-54.co.uk
Amazon Web Services
Route 53
ns-222.awsdns-27.com
Amazon Web Services
Route 53
ns-790.awsdns-34.net
Amazon Web Services
Route 53
Zone apex
Start of authority
Email
Serial
2
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1m 30s