I found a working solution. I removed the text in the Val section that included the proxy rewrite. Then I generated the ssl key from Let's...
First I followed Till's advice and removed the wildcard. I was able to obtain self-signed certificates from ISPConfig3 for the correct domains....
I have other domains running nicely over _ttps__ (SSL from LE) and renewal is in operation. Two more sites using subdomain and they receive the...
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