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'SERVFAIL' error on DNS 'TXT' lookup of

Posted: Fri Feb 01, 2019 2:26 pm
by czaczawik
Guys i ndeed help. My vesta dont send mails to one of server in my country. They are frozen in queue. And i dont really know where is the problem. Below is end of /var/log/exim/main.log . Can u help for rookie? In simple language please.

Code: Select all

2019-02-01 14:32:13 1gpYvV-0004ar-Cp <= H=localhost ( [] P=esmtp S=1819
2019-02-01 14:32:13 1gpYvV-0004ar-Cp [] SSL verify error: certificate name mismatch: DN="/OU=Domain Control Validated/OU=Provided by DOMENY.PL sp. z o.o./ SuperFAST Wildcard SSL/CN=*" H=""
2019-02-01 14:32:14 1gpYvV-0004ar-Cp == R=dnslookup T=remote_smtp defer (-44) []: SMTP error from remote mail server after RCPT TO:<>: 450 4.7.1 <>: Recipient address rejected: 'SERVFAIL' error on DNS 'TXT' lookup of ''
2019-02-01 14:32:32 1gpYvo-0004ck-2N <= H=localhost ( [] P=esmtp S=110724
2019-02-01 14:32:32 1gpYvo-0004ck-2N => administrator <> R=localuser T=local_delivery
2019-02-01 14:32:32 1gpYvo-0004ck-2N Completed

Re: 'SERVFAIL' error on DNS 'TXT' lookup of

Posted: Sun Feb 10, 2019 7:58 am
by HenrysCat
Line 2 of the log: SSL verify error: certificate name mismatch:

The name on your certificate is incorrect, not all mail servers reject messages for this but some do.