mercateo.com has no AAAA records.
Apex domains cannot have CNAME records.
Apple
Domain verification
apple-domain-verification=fSp6F4iWcSxAQYKh
Google
Domain verification
google-site-verification=_QvUMsmSLrAfTRUQ_Tek5QvfBvW8J7On25xgSAQqZsU
Microsoft
Domain verification
MS=BC061D280648EFD1324DB463CC7657AF02B5E638
Miro
Domain verification
miro-verification=fb1daf5fc8e3e142343488fec96b741e311487e7
ns-1005.awsdns-61.net
Amazon Web Services
Route 53
ns-1483.awsdns-57.org
Amazon Web Services
Route 53
ns-1665.awsdns-16.co.uk
Amazon Web Services
Route 53
ns-240.awsdns-30.com
Amazon Web Services
Route 53
Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d