I'm not seeing anything in the logs that looks like it could be causing it, but without more deteails about the message causing the issue, we are basically looking for a needle in a haystack. I do...

@Arron Thank you a lot, I've sent it using gmail (backhi3)

Yes, you can me the logs, arron.caruth @ mdaemon.com.  Please send the inbound SMTP, outbound SMTP, routing, and RAW logs for the 31st and I'll see what I can find.  Does it mean most ...

The version is V21.5.1

@Arron Can i send log (would it be only smtp out one for 31st?) to your email adress? I'll ask spamhaus for a copy but getting response might take a while. At the moment our network technician i...

What version of MDaemon are you using?

"In MDaemon under Setup / Domain Manager / Select a domain / Host Name & IP, do you have the option enabled for "This domain recognizes only connections made to these IPs" checked?" Yes. "Do ...

In MDaemon under Setup / Domain Manager / Select a domain / Host Name & IP, do you have the option enabled for "This domain recognizes only connections made to these IPs" checked?   ...

It is,  and has been bound (see screen shot below).  Also, looking at what is actually bound please see the output of netstat -an (below).   TCP    192.168.21.251:25 &nbs...

MDaemon is getting the IP from the connected socket.  If you do not have MDaemon configured to bind to outbound sockets, then the operating system chooses the IP.  If you want to use a d...

There is currently no support for WSDL. At this time, none is planned, though we may consider it in the future. I've written several WIN32 utilities in C++ that call the XMLAPI using the WinHttp A...

Lets look at the last 12 hours of your MDaemon logs and see if we can find anything.   If MDaemon is processing the messages and generating the NDR, it will be shown in the MDaemon logs.&...

I'm not seeing anything wrong with the versions of the Ikarus files or the config files for either AV engine.  If you process the message again through MDaemon, does it scan correctly? Make s...

Hi Keith , I Know This Samples its Working. But I Need Use This XML Api .Net Framework Project or .NET Core Project This XML Api is not useable For VS  And SoapUI .   VS and SoapU...

Hi, 64 bit

@Arron I've got more details from spamhaus, but still can't wrap my head around it: does it mean the rejections are being sent back with wrong HELO? As of 12 hours after your request. This is st...

Understood.  Thank you for your help.

I've been doing more testing and it looks like my initial response was incorrect. It is not using the IP address specified under Host name & IP like I thought it was. I would agree, it looks li...

Looking into this further I took an example (below) and checked the firewall to see how it was being displayed. Wed 2023-05-31 13:01:02.453: [02496666] *  Connection established 127.0.0.1:531...

Arron, " Setup / Domain Manager / Select the Domain / Host name & IP." This section you mentioned above is set to the virtual ip for the mdaemon mail server using the button, and then making ...