Am 11.06.19 um 17:46 schrieb Łukasz Michalski: > Hi, > > Looking at timer example at [1]: > > "Add a timer to check for certificate renewal twice a day and include a > randomized delay so that ....." > > Why try to renew twice a day? > Hi, This interval is recommended by the EFF here: https://certbot.eff.org/lets-encrypt/arch-nginx [...] running it regularly would give your site a chance of staying online in case a Let's Encrypt-initiated revocation happened for some reason [...] -- Regards, Andy > I understand that there is 30 days before expiration date to renew. I > think weekly check should be enough for a server? > > Regards, > Łukasz > > [1] https://wiki.archlinux.org/index.php/Certbot#Automatic_renewal