Hello! My Trarfik reverse proxy cannot perform any certificate requests since one day with error like: Unable to obtain ACME certificate for domains \"xxxxxxxx\": cannot get ACME client get directory at 'https://acme-v02.api.letsencrypt.org/directory': Get \"https://acme-v02.api.letsencrypt.org/di…

Yes, that IP address was blocked; I've just unblocked it for you.

I'm not sure if these errors are typical for a blocked IP address, but I think it's a good idea to check it anyway, just to be sure. @lestaff : could you please check this IP address for the block list? Thanks!

Ok, related to this issue , Traefik try to renew outdated certificates (on no longer valid domain names) and may cause this issue? I had cleaned the Traefik certificate store from outdated certificate manually.

According to this thread/comment , My IP may be blocked as DDoS mitigation...

That thread indeed also has the "SSL_ERROR_SYSCALL" error mentioned. Let's just wait from the LE staff to check if your IP is indeed blocked or not. Did you acquire that IP address recently? Or is it in use by your hosts longer already?

This IP had been acquired since one month ago approximately...

[image] emericv: This IP had been acquired since one month ago approximately That would mean you inherited the IP block with it and your host was not responsible for the DDoS. Otherwise you'd need to make absolutely sure your host hasn't been infected with malware, but now there's no reason t…

Yes I think that I inherited a bad IP, also blocked against Outlook post master... Lestencrypt: One thread, problem resolved until several hours :slight_smile: Outlook: one month of exchange by email, and no forward :disappointed_relieved: With Yahoo postmaster service, those are the worst servic…

Certificate request : connection reset in IPv4

Help

emericv February 14, 2022, 3:51pm 2

I have found the same problem here Openssl connect error, write:error=104
but no solution

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Certificate request : connection reset in IPv4

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