Thank you, I was unaware of that. It looks like it's already support in the acme.sh client, but there is a Let's Encrypt discussion saying it's still pending at

Thank you, I was unaware of that. It looks like it's already support in the acme.sh client, but there is a Let's Encrypt discussion saying it's still pending at LE: https://community.letsencrypt.org/t/dns-persist-01-deployment-status-and-timeline/246468/9 https://community.letsencrypt.org/t/dns-persist-01-deploymen... I wonder if the interim version has been rolled out to some CAs.