Tagbounce

February 23, 2009

Soft bounces and rate limiting

By laura
3 Min read
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23February

What is your policy for handling soft bounces? What do you consider a soft bounce? What is the right thing to do about soft bounces? The first step in talking about soft bounces is to define them. When I talk about soft bounces, I mean mail that has been rejected with a 4xx response during the SMTP transaction. As described by RFC5321, when a recipient MTA responds with a 4xx it is telling the...

October 23, 2008

Reputation

By laura
2 Min read
4 comments
23October

Reputation is the buzzword in delivery these days. Everyone talks about building a good reputation and how to do it. Makes sense, the ISPs are always hammering on reputation and how critical reputation is. The more I talk with delivery folks on the ESP side of thing, the move I realize that there is a fundamental disconnect between what the ESPs mean when they say reputation and what the ISPs...

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