Tag: yahoo

Yahoo SMTP Deferrals Take 2

Well, our good friends at Yahoo are at it again. Once again they are deferring mail for no apparent reason. Nothing has changed on my system and yet they haven’t accepted a message to deliver to one of their users in 3 days (maybe more).  And, of course, there’s no way to actually contact a …

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DKIM Rule – SpamAssassin

I put together a new SpamAssassin rule that will help identify spam from spoofed email addresses. Some email providers always sign email with DKIM or DomainKeys … based on this assumption, if you get a message from one of those domains and it isn’t signed, you can assume its more likely to be spam. This …

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Report as SPAM

It’s nice that many of the major mail providers give you the ability to report a message you’ve received as spam … but some of them make it far TOO easy to report something as spam. I’ve noticed that many of the big names put the “Report as spam” button way too close to the …

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Yahoo SMTP Deferrals

As I mentioned before … even though I’m participating in Yahoo’s Email Complaint Feedback Loop, I’m still getting deferrals when trying to deliver mail to Yahoo’s mail servers.   I’ve gotten a few complaints, but not nearly enough to really justify having mail delivery deferred. I think I’ve figured out a bit more about why …

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Feedback Loops

While doing a little searching, I found some information on email feedback loops for other major ISP’s.

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Yahoo Abuse Feedback Loop

A few days ago I discovered that Yahoo had created a email abuse feedback loop system. Based on my experiences with AOL’s feedback system, I really didn’t have high hopes for Yahoo’s efforts … but decided to give it a shot anyways. I signed up to get abuse reports for midrange.com messages.   It took …

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