Tuesday, 12 May 2026
  11 Replies
  216 Visits
0
Votes
Undo
AlmaLinux Server Release 8.9, DirectAdmin 1.700, OpenLiteSpeed

We have a problem renewing free Let's Encrypt certificates for at least 3 domains:

domain.it was skipped due to unreachable http://domain.it/.well-known/acme-challenge/letsencrypt_2c33e1e015043ea836ed19cbea6c84bd file.
http://www.domain.it was skipped due to unreachable http://www.domain.it/.well-known/acme-challenge/letsencrypt_73c6041f5c23cccf9cc9318198529632 file.
No domains pointing to this server to generate the certificate for.

The domains have been around for a long time, they are visible and point to the server, they already have free Let's Encrypt certificates, they have not made any changes in the applications in recent months.
The .htaccess file doesn't block the display of folders/files if I create them manually in the webroot:
/.well-known/acme-challenge/letsencrypt_73c6041f5c23cccf9cc9318198529632.txt
the file is visible correctly.

Two out of three domains do not have the IPV6 record in the zone.
I did dozens of tests to see if there were any communication problems between my server and let's encrypt or something else but everything came back negative.

I regenerated the server certificate, on the domain that supports the server without errors but I can't renew/regenerate the certificates of the individual hosts.

Thank you
Gabriella
3 weeks ago
·
#621
0
Votes
Undo
We found the problem!
Our client had created some customization rules in the Openlitespeed vhost file with some LiteSpeed-related security policies that did not allow for proper alias handling!
Obviously he didn't tell anything to us!

Thanks a lot to everyone!
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