Monthly is not frequent enough. This script should run at least weekly, and preferably daily. Remember that certs don’t get renewed unless they are near to expiration, and monthly could cause your existing certs to occasionally be expired already before they get renewed. The name of the program is certbot, which was renamed from letsencrypt. … Read more
Currently it is possible to perform DNS validation, also with the certbot LetsEncrypt client in manual mode. Automation is possible as well (see below). Manual plugin You can either perform a manual verification – with the manual plugin. certbot -d bristol3.pki.enigmabridge.com –manual –preferred-challenges dns certonly Certbot will then provide you instructions to manually update a … Read more
you probably run the script with (preconfigurated) –standalone when your server is already running at port 443. You can stop server before renew and start them after. man says: If I run renew with –apache I can’t get any error.