Fair enough. Although that seems rather complicated for those of us just trying to get a quick cert for an internal host. The LetsEncrypt forums are full of thi

Fair enough. Although that seems rather complicated for those of us just trying to get a quick cert for an internal host. The LetsEncrypt forums are full of this discussion: [1] https://community.letsencrypt.org/t/whitelisting-le-ip-addresses-ranges-in-firewall/45190/6 https://community.letsencrypt.org/t/whitelisting-le-ip-addre... [2] https://community.letsencrypt.org/t/whitelist-hostnames-for-certbot-validation/115842/2 https://community.letsencrypt.org/t/whitelist-hostnames-for-... [3]https://community.letsencrypt.org/t/letsencrypt-ip-addresses-its-actually-pretty-important/129760/2 https://community.letsencrypt.org/t/letsencrypt-ip-addresses...