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Tag: ISPs

What does mitigation really mean?

It is a regular occurrence that senders ask filters and ISPs for mitigation. But there seems to be some confusion as to what mitigation really means. I regularly hear from senders who seem to think that once they’ve asked for mitigation that they don’t have to worry about filtering or blocking at that ISP for […]

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Filters evolving

I started writing this blog post while sitting on a conference call with a bunch of senders discussing some industry wide problems folks are having with delivery. Of course the issue of Microsoft comes up. A lot of senders are struggling with reaching the inbox there and no one has any real, clear guidance on […]

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Cyber Monday volumes

Wow! Congrats to all the senders out there for sending So Much Volume that mail servers are full. I’ve even seen reports that STARTTLS connections are taking multiple seconds to establish at Gmail. The volume of mail that it takes to make Google slow down is impressive. Of course, Gmail isn’t the only system exhibiting […]

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Marketing automation plugins facilitate spam

There’s been an explosion of “Google plugins” that facilitate spam through Gmail and G Suite. They have a similar set of features. Most of these features act to protect the spammer from spam filtering and the poor reputation that comes from purchasing lists and incessantly spamming targets. Some of these plugins have all the features […]

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Reading between the lines

Reading between the lines an important skill in deliverability. Why? Over the last few years there’s been an increasing amount of collaboration between deliverability folks at ESPs and ISPs. This is great. It’s a vast improvement on how things were 10 years ago. However, there are still ongoing complaints from both sides. There probably always […]

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Naming Names

One of the things that regularly happens at email conferences is a bunch of representatives from various ISPs and sometimes deliverability companies get up on stage and entertain questions from the audience about how to get email to the inbox. I’ve sat in many of these sessions – on both sides of the stage. The […]

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Truth, myths and realities

For a long time it was a known fact that certain ISPs recycled abandoned addresses into spamtraps. There were long discussions by senders about this process and how it happened. Then at a conference a few years ago representatives of ISPs got up and announced that they do not recycle addresses. This led to quite a bit […]

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iOS List Unsubscribe Functionality

Al did a great post over on Spamresource about the how the new list unsubscribe function in the default mail client from iOS10. What’s been interesting to me is how much I’m hearing from ESP folks about how their customers want it gone. If you don’t know what we’re talking about, in the default mail client on iOS10, […]

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Purchased lists and ESPs: 9 months later

It was about 8 months ago I published a list of ESPs that prohibit the use of purchased lists. There have been a number of interesting responses to that post. ESPs wanted to be added to the list The first iteration of the list was crowdsourced from different ESP representatives. They shared the info they […]

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What do you think about these hot button issues?

It’s been one of those weeks where blogging is a challenge. Not because I don’t have much to say, but because I don’t have much constructive to say. Rants can be entertaining, even to write. But they’re not very helpful in terms of what do we need to change and how do we move forward. […]

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