Thanks jim.bus for replying.
I got that but my original post is not yet answered and I awaiting for replies related to my original questions.

Hello Johang reverse dns is held by the "owner" of the IPadress space ! ( you have to talk to your ISP which is the "owner" of you IP adress space, YOU CANNOT fix this yourself ) ( or you just use the name that the ISP put there in the first place ( if they put a name there ) ) I do not think, it ha...

Hello, I made few email spam tests using online tools and my score is over 8 out of 10. One thing I could not figure out how to fix reverse dns. Reverse dns always returning name server (NS) record (myServerName.myNameserverDomain.com) even though I have a PTR record pointing to mail.myDomain.com an...

Hello, I have Auto-ban set up on the hMailServer. It is working great. :) My server detected and blocked over 25 different fraudulent attempts from various IP addresses in almost 30 days period. Fraudsters were trying to use my mail server to send emails :evil: with domain accounts that do NOT exist...

Hello, I am using hMailServer 5.6.8-B2431 BETA and new version 5.6.8 - Build 2501 BETA is released. If I have to use the new version, do I just install over existing application on the same server? Will it work with no problem. Just-in-case, will I be able to rollback to previous version? Sorry! I a...

Everyone is giving half information and it is not helping anyways. I know it is the problem.
I am requesting if someone can explain steps to send email using API or other method so it would generate eml file and add a record into database.

Hi palinka, UID and message ID are not same. That is right. I am referring to messageuid and I guess UID and messageuid could be same. Is there an eml file stored in the data folder for this message? Yes, customized web-based software creates eml file and saves in the respective folder of the domain...

Hi mattg, use the published API to add a message, or use standard IMAP connections to achieve this. What APIs are available for hMailServer component and how to use it for sending email? Please explain with sample code. Hi palinka, Bit confused by your suggestion. As mentioned earlier, our Web-based...

Hello johang , You are correct, these dump files are created exactly at 6AM. Anti-virus does not run during this time. One webbased application runs at 6AM. It sends newsletters to subscribers via email. This application is running for last many months at the same time however, dump files are create...

Hello mattg,
I am fond of hMaiServer and started liking it so much because it offers lot of flexibility and functionality.
Are you the one who designed and developed hMailsServer?

Good question. Let me give background. We use standard mail clients (Outllok client software, MS Mail for windows 10) and our own webbased client. Webbased client uses Mail.SmtpClient object to send mail and after successfully sending email it adds message in hm_messages table using sql insert state...

There are total 10 dump files.
These are recently created and in last 12 days only.

"ERROR" 4392 "2020-05-27 06:00:06.274" "Severity: 1 (Critical), Code: HM5519, Source: StackLogger::Log, Description: An error has been detected. A mini dump has been written to D:\Program Files (x86)\hMailServer\Logs\minidump_2020-05-27 060005_{xxxxxxxxxxxxxxxxxxxxxxxx}.dmp" What is it means? :roll...

Hi Virinum,
I am using System.Net.Mail.SmtpClient to send messages.
How can both html and text version be set in the code?

"ERROR" 4872 "2020-05-27 10:18:24.699" "Severity: 3 (Medium), Code: HM5025, Source: PersistentMessage::ReadObject, Description: The message 12437 in mailbox 121 in account 56 has no UID set." This message is listed in Error file in hMailServer logs folder. What is it means? :roll: How to fix it? :?:

-1.105 MIME_HTML_ONLY Message only has text/html MIME parts You should also include a text version of your message (text/plain) Now, www.mail-tester.com returning negative score because text/plain version of email is not included in email. I wonder, how can both html and text version be set with hM...

SPAM testing should not be done when the sender of the mail has AUTH (with account + password) to send mail

How?

After testing email at www.mail-tester.com, made few changes. Modified PTR records for reverse DNS for all domains. Modified SPF record from original "v=spf1 ip4:xx.xxx.xxx.xx a mx include:mydomain.org ?all" to "v=spf1 ip4:xx.xxx.xxx.xx a mx include:mydomain.org -all" After re-testing email at www.m...

I often use https://www.mail-tester.com/ to see if I can improve something. Hi Virinum, Thank you for replying to my message. I ran a test at https://www.mail-tester.com and got 4.8 score. Score details are as follows. Please advice what needs to be done if you think there is room for improvement. ...

Hello All, I am very much fond of hMailServer and stunned by seeing features and flexibility it offers. For last few month, we have been seeing strange behaviors of emails sent from our hMailServer. We have multiple domains and email accounts set up on one hMailserver. Sometimes people are complaini...