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2answers
70 views

Exim - block incoming mail from blacklisted IPS only

I would like to check for blacklists only for incoming e-mail. I have users who usually get dynamic IP's which are blacklisted so they are not able to send the e-mail if I turn the blacklist option ...
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1answer
36 views

URIBL_BLOCKED on Ubuntu 14.04 Server with working Dnsmasq

I've set up a small mail server which includes Spam Assassin. Everything seems to work great except one. SA docs suggest installing a caching DNS server to keep some RBLs from blocking the server over ...
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1answer
63 views

Windows 2012 Essentials DNS problems querying certain RBLs

I'm running a mail server, Smartermail (SM) on Windows 2012 Essentials. The server is also doing DNS, but has no other roles. The DNS server is using the root hints and has no forwarders configured. ...
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0answers
30 views

mod_security RBL - apparent false positive

I'm struggling with an RBL rule in mod_security under apache 2.2 that seems to be giving me a false positive. I see the following in the audit log (IP address redacted): Message: RBL lookup of ...
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0answers
139 views

Spamassassin: using specific DNS server for DNSBL lookups

High volume mailserver. I need 2 things operating simultaneously: local caching nameserver (BIND) rev dns server for DNSBL (SORBS) lookups The way I set it up for now is using RBLDNSD bound to ...
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0answers
137 views

How to send a test e-mail from an RBL blocked host?

In order to test a whitelisted DNS entry: How can I send an e-mail from a blocked (in RBL) host, is there such a test service even exists?