wolterskluwer.be has no AAAA records.
Apex domains cannot have CNAME records.
Facebook
Domain verification
facebook-domain-verification=x44ud6ul22gp2iswhq3yw4i9ngehsh
GlobalSign
Domain verification
_globalsign-domain-verification=XW_k8whUFs0dR9qT47NdWtfTrQGgbrjxzdgaMm_Kk5
Google
Domain verification
google-site-verification=DkJXcPChMgnLCsFppSzLuTeQlWvH41biL5RxHCzywU8
Google
Domain verification
google-site-verification=U_MZxmKk3Yk2t74EwapEYY1sfZIuhws3Cf_2zQKwpxI
Microsoft
Domain verification
MS=ms86572306
23jogpk5l9jbhhk2hk5p1ocqmr
4tfi9l9gtc56l3v31nec7j5os7
_1mu4h4chqsx3kxbs9s03v1w0xjeis16
cg2fpovd1idb9on3cnnlntf5f2
domain-verification:ec401124d1f6b1675259249e947dbc0e68acb98f
j20l1pjm3c4h5pvsb39ns34tfi
j7hc7uqrid6cva5qb32e8p3s02
ns1-38.azure-dns.com
Microsoft Azure
ns2-38.azure-dns.net
Microsoft Azure
ns3-38.azure-dns.org
Microsoft Azure
ns4-38.azure-dns.info
Microsoft Azure
Zone apex
Start of authority
Email
Serial
1
Refresh
1h
Retry
5m
Expire
28d
Negative cache TTL
5m