Whitelisting with Postini

Version 3

    The Postini antispam system uses a unique means of whitelisting. Customers on shared IPs should whitelist Marketo's entire sending ranges, because we sometimes need to move customers between IPs for technical reasons. The way to whitelist a range in Postini is to configure a manual IP block with a pass through.


    See this page of Postini documentation for more information:




    Instead of using a CIDR range, this interface asks for the first and last IPs in the given range. Here are ours:

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