If you are using your own DNS service and wish to use our hosting as we use Cloudflare you will need to ensure the below CAA records have been added:

Certificate authority CAA record content
Let’s Encrypt letsencrypt.org
Google Trust Services pki.goog; cansignhttpexchanges=yes
DigiCert digicert.com; cansignhttpexchanges=yes
Sectigo sectigo.com
SSL.com ssl.com