Re: [mailop] Opinions? Email Abuse over TOR Network? (spamtraps)

2020-02-17 Thread Matt Palmer via mailop
[side note: I run Tor middle-nodes and bridges, although I do not have the intestinal fortitude -- or a suitably supportive ISP -- to run an exit node] On Mon, Feb 17, 2020 at 10:35:45AM +0100, Benoit Panizzon via mailop wrote: > Occasionally, spam or more often, log-in attempts and dictionary >

Re: [mailop] Ideas for possible content for FAQ: "Best Practices for running a mail server"

2020-02-17 Thread Luis Muñoz via mailop
> On Feb 17, 2020, at 1:18 PM, G. Miliotis via mailop wrote: > > On 17/2/2020 22:39, Luis E. Muñoz via mailop wrote: >> One could state facts – i.e., pointing out that SPF will break straight >> forwarding and mailing lists that do not rewrite – without introducing >> judgement. > > How

Re: [mailop] Ideas for possible content for FAQ: "Best Practices for running a mail server"

2020-02-17 Thread G. Miliotis via mailop
On 17/2/2020 22:39, Luis E. Muñoz via mailop wrote: One could state facts – i.e., pointing out that SPF will break straight forwarding and mailing lists that do not rewrite – without introducing judgement. How about a small section in the FAQ about decisions that the mail admin must make?

Re: [mailop] Ideas for possible content for FAQ: "Best Practices for running a mail server"

2020-02-17 Thread Al Iverson via mailop
On Mon, Feb 17, 2020 at 2:45 PM Luis E. Muñoz via mailop wrote: > Unfortunately, we are operating in a world where legitimate forwarding > is far outweighed by spoofed email and SPF is a response to that. If > forwarding is expected, cooperating mail systems can make arrangements > – i.e., ARC

Re: [mailop] Ideas for possible content for FAQ: "Best Practices for running a mail server"

2020-02-17 Thread Luis E. Muñoz via mailop
On 17 Feb 2020, at 11:20, Hans-Martin Mosner via mailop wrote: My personal experience with SPF is that it is less helpful than harmful, at least when mail server operators use it for rejection instead of tagging. It can help reject some mails with fake sender information, but at the same

Re: [mailop] Ideas for possible content for FAQ: "Best Practices for running a mail server"

2020-02-17 Thread Hans-Martin Mosner via mailop
Am 17.02.20 um 19:21 schrieb Alessandro Vesely via mailop: > On Sun 16/Feb/2020 15:21:34 +0100 Hans-Martin Mosner via mailop wrote: >> (opinionated) Don' use SPF, it's broken by design. > > I don't think that a FAQ starting with such opinionated entries is going > anywhere. > > > Best > Ale I

[mailop] Suggestions for mailops.org website - forum?

2020-02-17 Thread Scott Mutter via mailop
Regarding the suggestion for "content/questions/answers/links to put on the website" - have you ever considered making this mailing list into a forum? I just like discussion forums a lot better than I do discussion mailing lists. In my opinion, it's easier to contribute within a forum

Re: [mailop] Ideas for possible content for FAQ: "Best Practices for running a mail server"

2020-02-17 Thread Alessandro Vesely via mailop
On Sun 16/Feb/2020 15:21:34 +0100 Hans-Martin Mosner via mailop wrote: > (opinionated) Don' use SPF, it's broken by design. I don't think that a FAQ starting with such opinionated entries is going anywhere. Best Ale -- ___ mailop

Re: [mailop] Ideas for possible content for FAQ: "Best Practices for running a mail server"

2020-02-17 Thread Hans-Martin Mosner via mailop
Am 16.02.2020 22:15, schrieb Jaroslaw Rafa via mailop: Dnia 16.02.2020 o godz. 15:21:34 Hans-Martin Mosner via mailop pisze: 1. Don't hide behind anonymity. Mail server domain whois should have an identifiable registrant organization, there [...] 8. (opinionated) Don' use SPF, it's broken

Re: [mailop] correos.es unreachable?

2020-02-17 Thread ml+mailop--- via mailop
On Mon, Feb 17, 2020, ngel via mailop wrote: > I contacted them in order to warn them about the issue. They are not > aware of any email issue and asked for the destination mailbox that had > problems. I was given the e-mail address correosduap...@correos.es from a local post office and it

Re: [mailop] correos.es unreachable?

2020-02-17 Thread Ángel via mailop
Hello I contacted them in order to warn them about the issue. They are not aware of any email issue and asked for the destination mailbox that had problems. The most interesting piece was that they mentioned their email addresses use correos.com not correos.es correos.com does have a working MX:

Re: [mailop] Opinions? Email Abuse over TOR Network? (spamtraps)

2020-02-17 Thread Alessandro Vesely via mailop
Hi, On Mon 17/Feb/2020 10:35:45 +0100 Benoit Panizzon via mailop wrote: > > We operate Spamtraps which feed the SWINOG Anti-Spam Blacklist. > > A feedback loop is sent to the abuse-c of the IP Address from which > email or attackts to spamtraps was detected. > > Occasionally, spam or more

Re: [mailop] Ideas for possible content for FAQ: "Best Practices for running a mail server"

2020-02-17 Thread Lena--- via mailop
> Either links to existing material or specific stuff written for pages > on would be welcome. Blocking of compromised mail accounts (for Exim): https://github.com/Exim/exim/wiki/BlockCracking ___ mailop mailing list mailop@mailop.org

[mailop] Opinions? Email Abuse over TOR Network? (spamtraps)

2020-02-17 Thread Benoit Panizzon via mailop
Dear List We operate Spamtraps which feed the SWINOG Anti-Spam Blacklist. A feedback loop is sent to the abuse-c of the IP Address from which email or attackts to spamtraps was detected. Occasionally, spam or more often, log-in attempts and dictionary attacks on the submission ports of the