Good afternoon all.
We've recently set up a new Proxmox Email Gateway server and have been pretty impressed so far with all it can do to curb the spam flow to our mail servers. Watching the Syslog feed for a while today I noticed several "URIBL_BLOCKED" messages, which seems strange to me as our mail volume isn't heavy and I have set up and am exclusively using the local unbound DNS server for resolution. It's not consistently being blocked, but I'd still love to chase down the reason why...
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We've recently set up a new Proxmox Email Gateway server and have been pretty impressed so far with all it can do to curb the spam flow to our mail servers. Watching the Syslog feed for a while today I noticed several "URIBL_BLOCKED" messages, which seems strange to me as our mail volume isn't heavy and I have set up and am exclusively using the local unbound DNS server for resolution. It's not consistently being blocked, but I'd still love to chase down the reason why...
Read more