Tag Archives | MTA

Postfix rate limiting – Politeness goes a long way

When sending large amounts of bulk emails, it may be necessary to enforce rate limiting to prevent the ISP’s from blocking your servers. Reputation In the world of high volume senders, a key metric for detecting spammers is the IP addresses’s reputation. Building a good reputation for your servers takes time and hence patience but […]

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Dont Send Your Own Emails

Well, at least not directly from your own application servers. Most web applications send out emails, either for registration confirmation or other transactional proposes. This usually involves writing up a small handler that sends out the email directly from the local server, that is running Postfix, Sendmail or *shrug* IIS . If you are administrating […]

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