The original poster quoted this error last week. error:0A000126:SSL routines:ssl3_read_n:unexpected eof while reading:../ssl/record/rec_layer_s3.c:316
That's pretty similar to what I posted. Immuniweb SSL tests show a brand-new certificate on that site and successful connections. Valid From February 26, 2026 00:00 CET Valid To March 29, 2027 23:59 CET https://www.immuniweb.com/ssl/edge01.systema-online.de/arCWkOIW/ -----Original Message----- From: mailop <[email protected]> On Behalf Of Viktor Dukhovni via mailop Sent: Friday, February 27, 2026 4:22 PM To: [email protected] Cc: Viktor Dukhovni <[email protected]> Subject: Re: [mailop] Problem: Timeout after starttls On Fri, Feb 27, 2026 at 02:31:49AM +0000, Graeme Slogrove via mailop wrote: > We recently saw a similar issue with an Exchange server - the > certificate itself was incorrectly set up and resulted in a similar > log error: The below is not "similar". There's no timeout waiting for the client's EHLO. > 05460 09:51:58.627 RX: <250-SIZE 37748736> > 05460 09:51:58.627 RX: <250-PIPELINING> > 05460 09:51:58.627 RX: <250-DSN> > 05460 09:51:58.627 RX: <250-ENHANCEDSTATUSCODES> > 05460 09:51:58.627 RX: <250-STARTTLS> > 05460 09:51:58.627 RX: <250-X-ANONYMOUSTLS> > 05460 09:51:58.627 RX: <250-AUTH NTLM> > 05460 09:51:58.627 RX: <250-X-EXPS GSSAPI NTLM> > 05460 09:51:58.627 RX: <250-8BITMIME> > 05460 09:51:58.628 RX: <250-BINARYMIME> > 05460 09:51:58.628 RX: <250-CHUNKING> > 05460 09:51:58.628 RX: <250-SMTPUTF8> > 05460 09:51:58.628 RX: <250 XRDST> > 05460 09:51:58.628 TX: <STARTTLS> > 05460 09:51:58.810 RX: <220 2.0.0 SMTP server ready> > 05460 09:51:58.999 SSL connection error. - SSL_ERROR_SSL > 05460 09:51:58.999 error:0A000126:SSL routines::unexpected eof while > reading:ssl\record\rec_layer_s3.c:703 > > Once configured correctly, the connections succeeded. That's not the problem here. The SSL handshake completes. The details matter, and unrelated speculation is sadly not helpful, just distracting. -- Viktor. 🇺🇦 Слава Україні! _______________________________________________ mailop mailing list [email protected] https://list.mailop.org/listinfo/mailop _______________________________________________ mailop mailing list [email protected] https://list.mailop.org/listinfo/mailop
