[dns-operations] [from nanog] in.dnsbl.org must not be used for mail filtering

[Paul Vixie]

saw this today, deserves a wider audience for its secondary message.

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From: markjr at easydns.com (Mark Jeftovic)
Subject: in.dnsbl.org must not be used for mail filtering
Date: Mon, 29 May 2006 11:56:48 -0400
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