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 …

Welcome to the Let's Encrypt Community :slightly_smiling_face: Please read here first: [image] Clarification of Synology NAS DiskStation Manager (DSM) Documentation of Let's Encrypt Integration Issuance Tech h…

Thank you. I only need 1 certificate. The problem was solved thru the article by opening port 80. Stay safe

Failed to connect to let’s encrypt. Synology NAS

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griffin February 5, 2021, 4:59am 2

Welcome to the Let's Encrypt Community

Please read here first:

Topic		Replies	Views
Can't create certificate for my domain Help	3	1005	January 31, 2021
Failed to connect to let’s encrypt. Please make sure the domain name is valid Help	2	4995	October 15, 2020
Synology / Let's Encrypt certificate - Failed to connect to Let's Encrypt. Please make sure the domain is correct Help	6	33995	December 2, 2019
Failed to connect to Let's Encrypt. Please make sure the domain name is valid Help	1	656	February 18, 2021
Synology error @ Create Let's Encrypt certificate Help	1	3008	October 18, 2018

Failed to connect to let’s encrypt. Synology NAS

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