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Fehler: Fehler bei der Installation des SSL-Zertifikats von Let's Encrypt: Failed letsencrypt execution: Failed authorization procedure. www.angebote.radio-sinus.de (http-01): urn:acme:error:unauthorized :: The client lacks sufficient authorization :: Invalid response from http://www.angebote.radio-sinus.de/.well-known/acme-challenge/1NkZ-1iavxLZAMJ-T8qp9pIB3cRyynsSW8rkSs5wTO0: &quot;&lt;!DOCTYPE html&gt;
&lt;html lang=&quot;de&quot;&gt;
&lt;head&gt;
&lt;meta charset=&quot;utf-8&quot;&gt;
&lt;title&gt;Error 404 - GetYourServer&lt;/title&gt;
&quot;, angebote.radio-sinus.de (http-01): urn:acme:error:unauthorized :: The client lacks sufficient authorization :: Invalid response from http://angebote.radio-sinus.de/.well-known/acme-challenge/EYtC5hSNS4RENZWnlrREp931jj0_8xQ9tJlu_Bt_3AU: &quot;&lt;!DOCTYPE html&gt;
&lt;html lang=&quot;de&quot;&gt;
&lt;head&gt;
&lt;meta charset=&quot;utf-8&quot;&gt;
&lt;title&gt;Error 404 - GetYourServer&lt;/title&gt;
&quot;
IMPORTANT NOTES:
- The following errors were reported by the server:

Domain: www.angebote.radio-sinus.de
Type: unauthorized
Detail: Invalid response from http://www.angebote.radio-sinus.de
/.well-known/acme-challenge/1NkZ-1iavxLZAMJ-
T8qp9pIB3cRyynsSW8rkSs5wTO0: &quot;&lt;!DOCTYPE html&gt;
&lt;html lang=&quot;de&quot;&gt;
&lt;head&gt;
&lt;meta charset=&quot;utf-8&quot;&gt;
&lt;title&gt;Error 404 - GetYourServer&lt;/title&gt;
&quot;

Domain: angebote.radio-sinus.de
Type: unauthorized
Detail: Invalid response from http://angebote.radio-sinus.de/.well-
known/acme-challenge/EYtC5hSNS4RENZWnlrREp931jj0_8xQ9tJlu_Bt_3AU:
&quot;&lt;!DOCTYPE html&gt;
&lt;html lang=&quot;de&quot;&gt;
&lt;head&gt;
&lt;meta charset=&quot;utf-8&quot;&gt;
&lt;title&gt;Error 404 - GetYourServer&lt;/title&gt;
&quot;

To fix these errors, please make sure that your domain name was
entered correctly and the DNS A record(s) for that domain
contain(s) the right IP address