links for 2008-01-26
Jan 26, 2008
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Our (Port25) understanding is that Comcast is rate limiting such that they’re only accepting 6 recipients per second per sending IP.
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While these tools can sometimes provide copious amounts of data, sometimes it takes a combination of them to truly understand the reputation of a sender.
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Crate&Barrel and Snapfish had technical difficulties with processing unsubscribes. This is how they communicated it to possible unsubscribers.
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