Anyone else blacklisted this morning by

Mel Beckman mel at
Fri Jan 5 01:19:55 UTC 2018

Alas, these RBLs are often hard-coded into firewalls. Non-sophisticated users just think they have a check box saying "block spam". Fixing those IS hard.


> On Jan 4, 2018, at 4:45 PM, John Levine <johnl at> wrote:
> In article <CAN3um4xyF34vJN5KO40unaQqW+gH4HZLkwOz6O5dbtij-DE0+Q at> you write:
>> If you're going to run a DNSBL to advertise your mail software,
>> perhaps do so in a way that doesn't flip the bird at everyone using it.
> On the other hand if you're going to use DNSBLs, you really should do
> the tests in RFC 5782 every once in a while so you stop using BLs that
> don't exist any more.  It's not hard.
> R's,
> John

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