OT: blocking RFC/best practices violators

Matt Kettler mkettler at EVI-INC.COM
Thu Mar 3 01:32:37 GMT 2005

At 08:03 PM 3/2/2005, John Rudd wrote:
>2) anyone know of an RBL that is build around that concept?  For
>example, we've got a problem lately with some senders coming from
>domains that are either violating an RFC (no postmaster) or something
>that HAS to be a best practice violation.

rfc-ignorant.org is a RBL that does this.. they have multiple lists
including no postmaster, no abuse, refusal of DSN, invalid Whois data, and
bogux MX.

Unfortunately most of the lists rather high in the FP rate.. there's a lot
of major ISP's out there that are quite RFC ignorant.

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