Yahoo Delivery News

Recently there have been several discussions surrounding delivery issues with Yahoo’s mail servers. Laura discusses these in three parts over at Word to the Wise; Part 1, 2 and 3.

The cause for these errors seems to have be some new and tighter spam filtering policies recently put in place for inbound mail messages. Like other ISPs Yahoo’s systems are continually monitored and tweaked for performance. After receiving several notices from mailers Yahoo’s team worked to diagnose and resolve this issue, returning delivery rates to normal – for most mailers. For those of your still having problems, you should contact Yahoo through their postmaster forms at

In other Yahoo news; the Email Standards Project has announced some changes in the Yahoo mail client which bring both of the Y! webmail clients into full compliance with their Acid Test. Original Test results.

Author: Matt V - @emailkarma

Matthew Vernhout is a digital messaging industry veteran and Certified International Privacy Professional (Canada) (CIPP/C) with nearly two decades of experience in email marketing. Matthew is 250ok’s Director of Privacy, and he is currently the Vice Chair of the eec, after serving for several years as the Chair of their Advocacy Subcommittee. Matthew was recognized as the 2019 eec thought-leader of the year.

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1 Comment

  1. Matt –

    Thanks for the post. What are you thoughts on Yahoo! in general? Do you see this as a potential issue going forward? An anomaly? Do you envision Yahoo! having deliverability issues on and off in the future?

    Any insight would be appreciated.

    dj at bronto

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