Camb you give an example please to better understand the purpose ? I would love to see this built into hMailServer. Use case: We use hMailServer for outbound email from our web applications, hence have to configure the domain we're sending email from in hMailServer. There is a requirement for hMail...

Investigations over the weekend has shown hMailServer is operating correctly and is not unexpectedly sending emails via a route . Please show the sections of log you refer to above that you say shows this behaviour. This was key as the logs did not say "Relaying to host" when these occurrences happe...

Quick summary: We use hMailServer to send emails from our web apps to customers, e.g. *@myapp.com to customer@gmail.com. Hence have myapp.com set up as a Domain, but with no accounts/users. Our emails are hosted with O365 Exchange. In order for our web apps to send emails to ourselves, a route is s...

Why is "Dim NewMail" down the middle of the code? That was an error - I have re-ran the test without that line of code and still the same results. Wireshark trace performed from the client computer. I believe CDO do have a problem! I'm not too sure what to be looking out for, but that looks fine to...

On our production server which has IIS and hMailServer as an outbound SMTP client, I created a new, separate ASP VBScript page from our main application to send an email using CDO where the To field contained a colon separator (see below for the details). I executed this ASP page every 500ms via a P...

I have successfully replicated the issue where data is leaked from one session/thread to another. I can confirm with 100% certainty that it is not our code. The issue must lie with either CDOSYS or hMailServer. I use CDO to send lots of mail (dozens every day for more than 10 years), and have never ...

Hello Dealing with a possible bug in hMailServer which we believe has caused an email to be sent to a recipient which wasn't intended and looking for some guidance. Haven't attempted to reproduce yet and suspect it could be hard to do. An email was sent from our application using CDO.Message. To: le...

Thanks for the quick reply. They are all valid messages. I first tried changing the Threading to use 30 delivery threads from the default 10 and hit Save. Nothing seemed to happen so then tried Pausing the server and the UI appeared to crash. So had to resort to restarting the service. The following...

Been using hMailServer for a few years now with no issues. Currently running the latest stable version (5.6.4) and twice in the last couple weeks, remote delivery has stalled or became very slow. hMailServer acts as as outbound SMTP server only for our web app. It receives emails via SMTP on localho...