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The server could not connect to validation target during http-01 challenge. #1359

Closed Answered by hslatman
ShadowcasterIT asked this question in Q&A
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Hi @wlmarion,

Your ACME client is configured to get a certificate for the domain test.com. To complete the challenge and authorize the request, the ACME server will reach out to test.com to look if the correct challenge is presented by the web server. For this, the ACME server needs to be able to resolve test.com and that needs to point at infrastructure you control. The error message you're seeing indicates that the ACME server can't connect to test.com.

You'll need to either use a different domain (or an IP) for testing that does resolve on your local network (or at least to infrastructure you control), such as -d <ip-of-acme.sh-host> or change the configuration of the DNS server that t…

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