Please fill out the fields below so we can help you better. Note: you must provide your domain name to get help. Domain names for issued certificates are all made public in Certificate Transparency logs (e.g. crt.sh | example.com ), so withholding your domain name here does not increase secrecy, but …

Hello @hain3d , welcome to the Let's Encrypt community. :slightly_smiling_face: Please see Rate Limits - Let's Encrypt Testing and debugging are best done using the Staging Environment

[image] hain3d: NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x7f37200f0b50>: Failed to establish a new connection: [Errno -3] Try again' This sounds like you are having trouble connecting to Let's Encrypt. Is your Home Assistant running on a home network? Do you have a…

Thank you very much, @mcpherrinm Yes, I have trouble when I reinstall Home Assistant OS on Promox, because the previous HassOS on Vitual Box seem to be unstable. With my domain duckdns on previous HassOS on Virtual Box, I successful connected to HassOS. But when I move to HassOS on Proxmox (on Debi…

Thank you very much @Bruce5051 That is my fault, I did not know that when I start the add-on so many times, it send the orders. I will read 2 links you give me, and try to resolve it.

Your system cannot be reached with HTTP (port 80). You should focus on getting that to work first. The Let's Debug test site is often helpful when setting up new systems. Once Let's Debug reports success then try getting a cert again. I see you have port 443 open (for HTTPS) but your server send…

Oh, @MikeMcQ , thank you very much. Should I have to Port Trigering my HassOS IP with 8123 - 80 (incoming port)? Or 80 - 80 for Let's Encript? I am a newbie for that port triggering. Because my router not allow to 443 - 443, so I have to port triggering 8123 - 443, and after I open port 80 sometim…

I am not familiar with your equipment. But, HTTP (port 80) requests to your domain are not working. The Let's Encrypt HTTP Challenge requires that to work. You can redirect that initial request to other HTTP or HTTPS locations but you cannot use alternate ports. See HERE for more If port 80 is …

There is a dedicated DuckDNS addon for Home Assistant that includes getting certificates. home-assistant/addons/blob/master/duckdns/README.md # Home Assistant Add-on: DuckDNS Automatically update your Duck DNS IP address with integrated HTTPS support via Let's Encrypt. ![Supports a…

requests.exceptions.ConnectionError: HTTPSConnectionPool(host='acme-v02.api.letsencrypt.org', port=443): Max retries exceeded with url: /directory (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x7f37200f0b50>: Failed to esta

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