Posts Tagged ‘yahoo’
The World’s Most Popular SMTP Error Responses June 29th, 2010, by ksimpson
We recently took a look at about 9 million delivery attempts through one of our outbound spam filtering customers’ systems and compiled a list of the most common spam connection rejection messages. I’ll share the list with you later in this blog post. But first, a bit of technical background for the uninitiated.
Email Deliverability Tips: Why Can’t My Mail Server Deliver Mail to Yahoo! or AOL? June 12th, 2008, by ksimpson
With constantly growing spam volumes, large email providers have been forced to take measures to reduce spam’s impact on their infrastructure and on their customers. Unprotected email systems are easily crippled by spam outbreaks and it doesn’t make sense to overbuild capacity to meet what-if situations. One way large email providers protect their systems is […]
Post #3 on Why Spam Filters Suck “trickle blog” series April 7th, 2008, by d.liao
Once Promising Proposals for a Final Ultimate Solution to the Spam Problem (FUSSP) “Two years from now, spam will be solved.” That was Bill Gates’ famous pronouncement back in 2004. Microsoft, Yahoo and the open source community devised two techniques that they believed would eradicate spam. The first was sender authentication, which allowed email senders […]