-----Original Message----- From: Jeff Chan jeffc@surbl.org Date: Thu, 16 Dec 2004 16:45:49 -0800 Subject: Re: [SURBL-Discuss] Thunderbird and SURBL? To: SURBL Discuss discuss@lists.surbl.org

On Thursday, December 16, 2004, 4:35:20 PM, Jeff Chan wrote:

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It's more efficient to do these checks in the mail server. If every POP3 user started checking all of their mail against SURBLs (or other RBLs) our name servers would start melting.

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Tim, If you're going to do this, please make sure your program is internally caching the lookups pretty heavily. For example, make sure it's not checking the same domain more than once per message (if it appears multiple times in the same message for example).

OK Minor correction, I see that SimpleFilter is a POP3 proxy service and not a client program. In other words, it is a centralized server through which POP traffic passes. Please still do:

...snip...

Sorry, didn't see this when replied to the previous msg. Thanks for the correction.

Tim