Re: Double-Bounce

2018-09-13 Thread Benny Pedersen
Benny Pedersen skrev den 2018-09-14 08:08: Dominic Raferd skrev den 2018-09-14 07:33: On Fri, 14 Sep 2018 at 00:29, Julian Opificius wrote: Why is it that my system marks everything from you as spam, Benny? Is it your tld? I've added you to my address book, but my server keeps spitting you

Re: Double-Bounce

2018-09-13 Thread Benny Pedersen
Dominic Raferd skrev den 2018-09-14 07:33: On Fri, 14 Sep 2018 at 00:29, Julian Opificius wrote: Why is it that my system marks everything from you as spam, Benny? Is it your tld? I've added you to my address book, but my server keeps spitting you out. Because the domain that he uses to se

Re: Double-Bounce

2018-09-13 Thread Dominic Raferd
On Fri, 14 Sep 2018 at 00:29, Julian Opificius wrote: > > Why is it that my system marks everything from you as spam, Benny? Is it > your tld? I've added you to my address book, but my server keeps > spitting you out. Because the domain that he uses to send emails through this mailing list has DM

Re: dnsblog and "Name service error"

2018-09-13 Thread Viktor Dukhovni
> On Sep 13, 2018, at 9:46 PM, Alex wrote: > > Is it common practice for these RBLs to just block instead of > responding with an actual error? With authoritative servers over UDP, there's no blocking, they can just drop your query and not reply. They're not blocking, just your resolver is.

Re: dnsblog and "Name service error"

2018-09-13 Thread Viktor Dukhovni
> On Sep 13, 2018, at 9:39 PM, Alex wrote: > > No, I should have mentioned that it doesn't always fail, and mailspike > (in this case) doesn't have a quota. It also fails for my registered > barracuda and other RBLs we pay for. > > It failed about a thousand times over the course of the day,

Re: dnsblog and "Name service error"

2018-09-13 Thread Alex
On Thu, Sep 13, 2018 at 6:16 PM Viktor Dukhovni wrote: > > > > > On Sep 13, 2018, at 6:11 PM, Alex wrote: > > > > Hi, I've been experiencing these weird "Name service error" problems > > for a month or so and can't figure out what's causing them. > > > > Sep 13 10:04:59 mail03 postfix/dnsblog[309

Re: dnsblog and "Name service error"

2018-09-13 Thread Alex
Hi, On Thu, Sep 13, 2018 at 7:56 PM Wietse Venema wrote: > > Alex: > > Domain Name System (response) > > Transaction ID: 0xded6 > > Flags: 0x8182 Standard query response, Server failure > > 1... = Response: Message is a response > > .000 0... = Opc

Re: Double-Bounce

2018-09-13 Thread Benny Pedersen
Julian Opificius skrev den 2018-09-14 01:28: I'm not using Postfix, I'm running SME9. ask on another maillist then

Re: Stop sasl mail submission on port 25

2018-09-13 Thread Benny Pedersen
edg973 skrev den 2018-09-14 02:51: Unfortunatly, in my config, there is in main.cf: smtpd_sasl_auth_enable = yes this means all incomming ports now support sasl auth, so thats why bots try it on port 25 smtpd_sasl_security_options = noanonymous ok in main.cf Why "smtpd_sasl_auth_enable

Re: Stop sasl mail submission on port 25

2018-09-13 Thread edg973
Hello, Thank you for your help Unfortunatly, in my config, there is in main.cf: smtpd_sasl_auth_enable = yes smtpd_sasl_security_options = noanonymous In master.cf, there is : smtp inet n - - - - smtpd -o content_filter=spamassassin smtps inetn -

Re: dnsblog and "Name service error"

2018-09-13 Thread Wietse Venema
Alex: > Domain Name System (response) > Transaction ID: 0xded6 > Flags: 0x8182 Standard query response, Server failure > 1... = Response: Message is a response > .000 0... = Opcode: Standard query (0) > .0.. = Authoritative: Se

Re: Double-Bounce

2018-09-13 Thread Wietse Venema
Robert Wolfe (Ubuntu): > Hi all!? I am getting messages in my logs where postfix is doing its > double-bounce email thing. Are there any telepathic people on the list? Wietse > ? I am trying to send email to an email server > sitting behind my mail filter appliance (eFA) which routes e

Re: Double-Bounce

2018-09-13 Thread Julian Opificius
Why is it that my system marks everything from you as spam, Benny? Is it your tld? I've added you to my address book, but my server keeps spitting you out. I'm not using Postfix, I'm running SME9. Any clues? On 9/13/2018 6:13 PM, Benny Pedersen wrote: Robert Wolfe (Ubuntu) skrev den 2018-09

Re: Double-Bounce

2018-09-13 Thread Benny Pedersen
Robert Wolfe (Ubuntu) skrev den 2018-09-14 00:43: It seems messages get through to one of the users on my mail server, just not to me, which generates the double-bounce@ email which is totally annoying. more info is needed to help more

Double-Bounce

2018-09-13 Thread Robert Wolfe (Ubuntu)
Hi all!  I am getting messages in my logs where postfix is doing its double-bounce email thing.  I am trying to send email to an email server sitting behind my mail filter appliance (eFA) which routes emails to my main mail server on my network after scanning inbound messages. It seems message

Re: dnsblog and "Name service error"

2018-09-13 Thread Viktor Dukhovni
> On Sep 13, 2018, at 6:11 PM, Alex wrote: > > Hi, I've been experiencing these weird "Name service error" problems > for a month or so and can't figure out what's causing them. > > Sep 13 10:04:59 mail03 postfix/dnsblog[30902]: warning: dnsblog_query: > lookup error for DNS query 25.188.223.

dnsblog and "Name service error"

2018-09-13 Thread Alex
Hi, I've been experiencing these weird "Name service error" problems for a month or so and can't figure out what's causing them. Sep 13 10:04:59 mail03 postfix/dnsblog[30902]: warning: dnsblog_query: lookup error for DNS query 25.188.223.216.b.barracudacentral.org: Host or domain name not found. N

Re: Stop sasl mail submission on port 25

2018-09-13 Thread Wietse Venema
edg973: > Hello dear Postfix users, > I am managing a postfix server (version 2.5.5), but I did not installed it. > This server accept mail submission on port 25 after sasl authentication... I > would like to stop it, because this is a security issue. External servers on > internet are trying brute

Stop sasl mail submission on port 25

2018-09-13 Thread edg973
Hello dear Postfix users, I am managing a postfix server (version 2.5.5), but I did not installed it. This server accept mail submission on port 25 after sasl authentication... I would like to stop it, because this is a security issue. External servers on internet are trying brute force attacks on