知识库 → SSL 续订错误 - 来自 .well-known/acme-challenge 404 的无效响应

例如，当将域切换到构造函数时，该域开始引用第三方服务器，并且在尝试续订证书时不会收到所需的响应。

因此，主机控制面板会发送电子邮件通知所有者证书续订失败。 如果您故意将域服务切换到另一个平台，只需在控制面板中删除 SSL 证书，它就不会再尝试续订，并且您将停止收到此类通知。

消息示例：

Could not secure domains of XXXXX (login XXXXXX) with Let`s Encrypt certificates. Please log in to Plesk and secure the domains listed below manually.
Securing of the following domains has failed:

** 'XXX' **
Invalid response from https://acme-v02.api.letsencrypt.org/acme/authz-v3/XXXX.
Details:
Type: urn:ietf:params:acme:error:unauthorized
Status: 403
Detail: Invalid response from http://XXXXX: "<
The following domains have been secured without some of their Subject Alternative Names:

<none>

Could not renew Let`s Encrypt certificates for XXXXX (login XXXXX). Please log in to Plesk and renew the certificates listed below manually.
Renewal of the following Let`s Encrypt certificates has failed:

<none>

The following Let`s Encrypt certificates have been renewed without some of their Subject Alternative Names:

<none>

Legend:
[+] This domain is secure. The domain's SSL/TLS certificate from Let`s Encrypt has been issued/renewed.
[-] This domain is not secure. Either the domain's SSL/TLS certificate from Let`s Encrypt could not be issued/renewed or the domain name was excluded from the certificate. Renew the certificate manually or request a new one to secure this domain.

转到您的主机控制面板，从列表中选择信件中指定的域，然后打开 ssl 证书部分。 它会说证书已经过期，删除这个证书，如果有必要，当你再次将域名切换到托管时，可以重新颁发。