Thank you jimimaseye, Yes, it was a DNS issue. Now Anti-Spam is working again. This is what I did to solve this issue. On my Windows Server machine I configured the adapter's IPv4 and IPv6 dns servers to the google's dns servers as described here: https://developers.google.com/speed/public-dns/docs/...

Hello, I configured the DNS Blacklists with these settings: DNS Host: zen.spamhaus.org Expected Result: 127.0.0.2|127.0.0.3|127.0.0.4-7|127.0.0.10-11 Rejection message: Rejected by Spamhaus. Score: 10 DNS Host: bl.spamcop.net Expected Result: 127.0.0.2 Rejection message: Rejected by SpamCop. Score: ...

Thank you, the script works fine

Every now and then the email account of a user is hacked and used to send spam. One way to quickly realize that this is happening would be if hMailServer had an option to send an email alert to a predefined email when it counts more than 50 emails originating from a specific user account (SMTP) in 2...

I am using hMailServer on a Windows 2008 server as part of zPanel installation and everything works great. However, to be able to send emails with high deliverability rate, I had to setup reverse DNS for my IP. Unfortunately my ISP provider does not provide this service. So, I bought a very cheap li...