Hi @knows11
please read the link in the error message.
And you have a new certificate, but it looks curious - https://check-your-website.server-daten.de/?q=knows1.net#ct-logs
| Issuer | not before | not after | Domain names | LE-Duplicate | next LE |
|---|---|---|---|---|---|
| Let's Encrypt Authority X3 | 2019-11-12 | 2020-02-10 | knows1.knows1.net | ||
| 1 entries | duplicate nr. 1 | ||||
| Let's Encrypt Authority X3 | 2019-08-11 | 2019-11-09 | knows1.net, www.knows1.net | ||
| 2 entries |
The certificate created 2019-08-11 looks ok. The new certificate has a duplicated domain name.
And your domain is invisible, only timeouts. So http validation can't work.
| Domainname | Http-Status | redirect | Sec. | G |
|---|---|---|---|---|
| • http://www.knows1.net/ 35.238.16.68 | -14 | 10.060 | T | |
| Timeout - The operation has timed out | ||||
| • https://www.knows1.net/ 35.238.16.68 | -14 | 10.000 | T | |
| Timeout - The operation has timed out | ||||
| • http://www.knows1.net/.well-known/acme-challenge/check-your-website-dot-server-daten-dot-de 35.238.16.68 | -14 | 10.013 | T | |
| Timeout - The operation has timed out |