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Tag: Yahoo

UPDATE: Spike in Yahoo unknown users

I still don’t have any solid information on the cause of the Yahoo bounces. I do know that folks inside Yahoo are looking into the issue. However, multiple people (including my clients) are reporting that the addresses that are bouncing have very recent click and open activity. Other reports say these addresses deliver on a […]

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Possible spike in Yahoo unknown users

Multiple folks are mentioning seeing an increase in “user unknown” responses from Yahoo. Some people are discussing this with Yahoo. Right now, best advice is to believe these are accurate user unknowns. UPDATE: There is increasing evidence these are not valid user unknowns. See next post.

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More on AOL transition to Oath Infrastructure

AOL posted on their blog today about changes to DMARC reporting and FBL messages as they continue to transition domains to the OATH infrastructure. As AOL domains go to the new infrastructure, DMARC reports for those domains will be included in the existing Yahoo DMARC reports. After the MX migration is done, they’ll start migrating […]

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Yahoo List-Unsub header

Last week some folks were mentioning a spike in unsubscribes from Yahoo. This is being investigated.  

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AOL MX Change update

The AOL postmaster team posted some information about the upcoming MX transition on their blog. [S]tarting this week, the majority of AOL’s MX records will point to [OATH’s] new combined servers. This should be transparent to any sender as those servers will operate in simple pass-through mode. This means senders with established FBLs will continue […]

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AOL Changes

We’ve known for a while that AOL email infrastructure is going to be merging with Yahoo’s, but apparently it’s happening sooner than anyone expected. The MXes for aol.com will be migrated to Yahoo infrastructure around February 1st. Reading between the lines I expect that this isn’t a flag day, and much of the rest of […]

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Happy 2018

This is the time of year when everyone starts posting their predictions for the coming year. Despite over a decade of blogging and close to 2500 blog posts, I have’t consistently written prediction articles here. Many years I don’t see big changes on the horizon, so there’s not a lot to comment on. Incremental changes […]

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Spike in Yahoo error codes

A number of people have mentioned over the last couple weeks that they’re seeing a spike in Yahoo rejecting mail with 554    delivery error: dd Requested mail action aborted Discussions on various mailing lists indicate these messages are related to inactive accounts. Addresses that bounce at Yahoo with these codes should be handled as inactive […]

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Indictments in Yahoo data breach

Today the US government unsealed an indictment against 2 Russian agents and 2 hackers for breaking into Yahoo’s servers and stealing personal information. The information gathered during the hack was used to target government officials, security employees and private individuals. Email is so central to our online identity. Compromise an email account and you can […]

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October 2016: The Month in Email

We’ve returned from London, where I spoke at the Email Innovations Summit and enjoyed a bit of vacation. My wrap-up post also mentions an article I wrote for the Only Influencers site, which looks at questions I get asked frequently: “Why does spam make it to the inbox and our legitimate marketing email doesn’t? Should […]

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