Re: Reject mails coming from mailservers whos reverse DNS resolution match a certain pattern

2018-08-27 Thread Thomas Glanzmann
Hello Matus, > for blocking .artegic.net you don't need to use pcre. > simple hash table containing ".artegic.net" would be faster. I see. Thanks a lot. Cheers, Thomas

Re: Reject mails coming from mailservers whos reverse DNS resolution match a certain pattern

2018-08-26 Thread Thomas Glanzmann
Hello Ansgar, > smtpd_recipient_restrictions = > ... > check_client_access pcre:/etc/postfix/client_access.pcre > /\.artegic\.net$/ REJECT Not accepting mail from your domain. thank you. I put that in my configuration. I already had check_client_access under smtpd_client_restrictions but as

Reject mails coming from mailservers whos reverse DNS resolution match a certain pattern

2018-08-26 Thread Thomas Glanzmann
Hello, my bank ing-diba is using a marketing company to spam me. They have many outgoing mail servers and I would like to block them all. > Received: from mout-1605.artegic.net (mout-1605.artegic.net [144.76.159.198]) > (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256

Re: Strip Recieved Header and change helo_name for one transport

2014-08-08 Thread Thomas Glanzmann
Hello Noel, Note: stripping Received: headers is generally considered bad practice since it removes important tracking and debug information. Some anti-spam engines will penalize mail with no Received: headers. I don't like it either but I want to hide the originating system. Your

Strip Recieved Header and change helo_name for one transport

2014-08-07 Thread Thomas Glanzmann
Hello, I would like to strip received headers and change the helo_name for outgoing e-mail fone _one_ transport for _one_ recipient domain. Everything else I want to leave as it is. What is the best way to obtain that, should I use a second instance with the helo_name and header_checks in place

warning: TLS library problem: 457:error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version number:s3_pkt.c:293:

2011-09-20 Thread Thomas Glanzmann
Hello everyone, I have problem receiving e-mails via STARTSSL from the hays mailservers. It bails out with the following error message. My mailserver is infra.glanzmann.de and I have no trouble receiving or sending e-mail via startssl to a various mailserver with official or unofficial signed

Howto tell postfix to don't reread it's configuration file automatically

2010-08-24 Thread Thomas Glanzmann
Hello everyone, a week ago I had a problem with a productive e-mail server rejecting e-mail because an automatic configuration tool (cfengine) failed on me and rolled out the wrong configuration file. After a very short amount of time (less than an hour) postfix picked up the new configuration

Massive Double Bounce problems

2009-02-10 Thread Thomas Glanzmann
Hello, I have two postfix systems which generate a lot of double bounces. I was able to extract such an e-mail using wireshark: 220 erld671x.erlf.siemens.de ESMTP Postfix EHLO erld604x.erlf.siemens.de 250-erld671x.erlf.siemens.de 250-PIPELINING 250-SIZE 104857600 250-VRFY 250-ETRN 250 8BITMIME

Re: Massive Double Bounce problems

2009-02-10 Thread Thomas Glanzmann
Hello Wietse, * Wietse Venema wie...@porcupine.org [090210 14:55]: Thomas Glanzmann: Out: 220 erld671x.erlf.siemens.de ESMTP Postfix In: EHLO erld603x.erlf.siemens.de Out: 250-erld671x.erlf.siemens.de Out: 250-PIPELINING Out: 250-SIZE 104857600 Out: 250-VRFY Out: 250-ETRN

Re: Massive Double Bounce problems

2009-02-10 Thread Thomas Glanzmann
Hello Wietse, * Wietse Venema wie...@porcupine.org [090210 15:11]: I still don't get why postfix sends me a soft bounce to notify me that I'm running out of diskspace. Have you looked at the LOGFILE? Not yet, but now I have and I don't like what I see: Feb 10 01:16:14 erld603x