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Channel: Spam Resource: All Things Deliverability
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Spam Resource Spotlight: Pilar Bower

Pilar Bower has worked hands-on with some of the most recognizable names in digital marketing, media, and technology. Before she transitioned into our specialized world of email deliverability in 2019,...

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Email Hosting Hacks: No longer working?

I've seen a significant number of folks asking for help lately on various mailing lists and online forums (like Reddit), saying that they're now having trouble with email authentication, starting...

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Friday: Cannonball, covered by a dad band

I think I'm dying a little inside, based on the thought that the song "Cannonball" by the Breeders, something I considered so unique and alternative once upon a time, is now suitable for cover by a dad...

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Webinar Alert! Why DMARC Remains Pivotal

Hey! I’ve got an upcoming webinar that I think you might be interested in.In April, we here at Valimail released our new report: Disinformation and Malicious Email Report: Why DMARC Remains Pivotal....

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Microsoft: P2 Sender Address Compliance

In light of all the chatter around the new Microsoft sender requirements, I’ve started to capture and catalog the various questions I’m getting from senders as they work toward ensuring that they fully...

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Sending to Comcast? Be aware!

A Comcast friend has shared, on another forum, some information regarding best practices when sending emails to comcast.net email addresses. I'm sharing that information here with permission.DMARC...

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Oracle: What drives deliverability?

What are the factors of deliverability? There are multiple variables in the equation. Infrastructure, volume, content, spam complaints, IP reputation, engagement, domain reputation, bounces, and spam...

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Cool tool: SMTP Codes

Here's a simple-but-cool tool created by Faisal Misle: smtp.codes.smtp.codes is a collection of SMTP response codes returned by email servers and a guide to help you understand what the SMTP codes that...

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FAQ: Four Common Email Authentication Failure Scenarios

In my latest Valimail Ask Al Video, I walk through four specific email authentication failure scenarios, things that could trip you up when sending email to Microsoft recipients, especially now that...

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ICYMI: Disinformation and Malicious Email Report: Why DMARC Remains Pivotal

In case you missed it, I recently co-hosted a webinar diving into the findings of Valimail's 2025 Disinformation and Malicious Email Report, alongside Warren Duff from Valimail and security expert...

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How Customer.io identifies NHI in tracking

CTO of customer engagement platform Customer.io, Matthew Newhook, has put together a solid explainer on how email scanners and proxies are skewing open and click data, and I think it's worth sharing...

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Help: My Gmail biz domain emails are going to spam!

Joe asks: "Help! We've been using Gmail to host our company emails without any issues until recently. Now, emails sent from my business account are suddenly getting flagged as spam. Even within ongoing...

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Friday Fun: Robyn: You've Got That Somethin'

Today I share with you Robyn's debut single from 1995. You all know who she is now, but were you aware of who she was then? Yeah, I was! I admit it. This album -- "Robyn is Here," from 1995, I actually...

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Five email newsletter must-haves in 2025

This isn't a click-baity headline sneakily chosen to attract random SEO attention, I promise you. Instead, today I share five things that I have personally AND recently been frustrated by; failures in...

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OnMail Email Service to Shut Down

OnMail, Edison Software's privacy-focused email service, will officially shut down on July 31, 2025. This marks the end of their attempt to reimagine the inbox experience with features like sender...

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On DMARC Adoption in Manufacturing and Retail

It's byline time! Thank you to both Manufacturing.net and Total Retail for giving me the opportunity to talk to their audiences about DMARC adoption rates and the real-world challenges companies face...

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Which spam flavor is best?

Today is Friday, which means it's time for a break from email headers and spam traps to talk about ... actual spam. The canned kind. That you eat. Hormel has gone far beyond the original salty pink...

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Having trouble with Apple Mail? You're not alone

If you've updated to iOS 18.5 recently and suddenly found that the Mail app on your iPhone is acting more like a frozen popsicle than a productivity tool, you're in good company, and not in a good...

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How to Support Spam Resource (And a Cool Chicago Bookstore)

People sometimes ask how they can help support Spam Resource. (Which is very kind of you. Thank you!)  Should I be selling memberships or something? I don’t think that’s going to happen any time soon....

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DELIVTERMS: View as a Webpage

It is time to decode another common email term here on Spam Resource! Today, we're going to talk about the "View as a Webpage" (VAWP) or "view online" link.A "View as a Webpage" link is something that...

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