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[GH-ISSUE #2234] Aliyun DNS challenge failed, I need a wildcard SSL #1593

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opened 2026-02-26 07:31:41 +03:00 by kerem · 3 comments

kerem commented

2026-02-26 07:31:41 +03:00

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Originally created by @zerclanzhang on GitHub (Aug 30, 2022).
Original GitHub issue: https://github.com/NginxProxyManager/nginx-proxy-manager/issues/2234

Here's the bug report, before this, i successfully requested domain ssl without DNS challenge.

Error: Command failed: certbot certonly --config "/etc/letsencrypt.ini" --cert-name "npm-35" --agree-tos --email "username@gmail.com" --domains "*.mydomain.com" --authenticator dns-aliyun --dns-aliyun-credentials "/etc/letsencrypt/credentials/credentials-35" --dns-aliyun-propagation-seconds 60
Saving debug log to /var/log/letsencrypt/letsencrypt.log
An unexpected error occurred:
requests.exceptions.ConnectionError: HTTPSConnectionPool(host='acme-v02.api.letsencrypt.org', port=443): Max retries exceeded with url: /directory (Caused by NewConnectionError(': Failed to establish a new connection: [Errno -3] Temporary failure in name resolution'))
Ask for help or search for solutions at https://community.letsencrypt.org. See the logfile /var/log/letsencrypt/letsencrypt.log or re-run Certbot with -v for more details.

at ChildProcess.exithandler (node:child_process:399:12)
at ChildProcess.emit (node:events:526:28)
at maybeClose (node:internal/child_process:1092:16)
at Process.ChildProcess._handle.onexit (node:internal/child_process:302:5)

Originally created by @zerclanzhang on GitHub (Aug 30, 2022). Original GitHub issue: https://github.com/NginxProxyManager/nginx-proxy-manager/issues/2234 Here's the bug report, before this, i successfully requested domain ssl without DNS challenge. Error: Command failed: certbot certonly --config "/etc/letsencrypt.ini" --cert-name "npm-35" --agree-tos --email "username@gmail.com" --domains "*.mydomain.com" --authenticator dns-aliyun --dns-aliyun-credentials "/etc/letsencrypt/credentials/credentials-35" --dns-aliyun-propagation-seconds 60 Saving debug log to /var/log/letsencrypt/letsencrypt.log An unexpected error occurred: requests.exceptions.ConnectionError: HTTPSConnectionPool(host='acme-v02.api.letsencrypt.org', port=443): Max retries exceeded with url: /directory (Caused by NewConnectionError(': Failed to establish a new connection: [Errno -3] Temporary failure in name resolution')) Ask for help or search for solutions at https://community.letsencrypt.org. See the logfile /var/log/letsencrypt/letsencrypt.log or re-run Certbot with -v for more details. at ChildProcess.exithandler (node:child_process:399:12) at ChildProcess.emit (node:events:526:28) at maybeClose (node:internal/child_process:1092:16) at Process.ChildProcess._handle.onexit (node:internal/child_process:302:5)

kerem

2026-02-26 07:31:41 +03:00

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kerem commented

2026-02-26 07:31:42 +03:00

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@the1ts commented on GitHub (Aug 30, 2022):

Failed to establish a new connection: [Errno -3] Temporary failure in name resolution sounds like NPM's DNS is broken and cannot lookup acme-v02.api.letsencrypt.org. Have you given it a working DNS server via docker?

@the1ts commented on GitHub (Aug 30, 2022): `Failed to establish a new connection: [Errno -3] Temporary failure in name resolution` sounds like NPM's DNS is broken and cannot lookup acme-v02.api.letsencrypt.org. Have you given it a working DNS server via docker?

kerem commented

2026-02-26 07:31:42 +03:00

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@github-actions[bot] commented on GitHub (Feb 11, 2024):

Issue is now considered stale. If you want to keep it open, please comment 👍

@github-actions[bot] commented on GitHub (Feb 11, 2024): Issue is now considered stale. If you want to keep it open, please comment :+1:

kerem commented

2026-02-26 07:31:42 +03:00

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@github-actions[bot] commented on GitHub (Mar 27, 2025):

Issue was closed due to inactivity.

@github-actions[bot] commented on GitHub (Mar 27, 2025): Issue was closed due to inactivity.

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