I'm surprised to see 100 subproblems that are all identical. Does it mean that LE system tried to recheck the CAA for this domain 100 times before giving up? I ran this command: certbot certonly --webroot --staging --csr /var/cert_manager/certs/san132.csr -w /var/www/html -d ace.pusd.org -d admin.ace.pusd.org -d admin.alcott.pusd.org -d admin.anderson.moreland.org -d admin.armstrong.pusd.org -d admin.arroyo.pusd.org -d admin.baker.moreland.org -d admin.barfield.pusd.org -d admin.bradfield.hpi...