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Why Domain Reputation is the New IP Reputation | Matt Vernhout

In this episode, email deliverability expert Matt Vernhout joins the podcast to discuss essential insights into the current state of email delivery. Matt emphasizes the importance of looking at campaign...

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Podcast

The SparkPost Story: George Schlossnagle

In this episode, we welcome George Schlossnagle, a mathematician turned tech entrepreneur, who shares his fascinating journey from academia to co-founding one of the world’s leading email infrastructure platforms.  George...

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Corporate

Inside MailChannels: A Day in the Life of the Spam Fighters

Email should just work. And when it does, most people don’t think about the machinery behind it. But for web hosting providers, that simple “send” button is anything but simple....

A Day In The Life Of Our Ops Team 2
Podcast

From Yahoo to LinkedIn: The Evolution of Email Deliverability

In this episode, we talk with email deliverability expert, Udeme. Udeme, who has worked with major players like Yahoo and LinkedIn, shares his experience in the email industry, offering valuable...

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Best Practices

Monetising Email as a Value-Added Service: A Web Host's Guide to Revenue Generation

In the competitive landscape of web hosting, providers are constantly seeking avenues to differentiate their offerings and enhance revenue streams. While email may seem like a basic utility, it presents...

Monitoring And Analyzing Your Transactional Emails To Ensure Efficiency And Engagement
Best Practices

Decoding Email Blacklists: What They Are and How to Avoid Them

Email blacklists. The very phrase can send shivers down the spine of any business or individual relying on email communication. They’re a critical factor in deliverability, and understanding how they...

MailChannels Service Disruption
Best Practices

Transactional vs Bulk Email: Deliverability Impacts

When it comes to email, not all traffic is created equal. Mixing transactional email with bulk (marketing) email might seem convenient, but it can quietly destroy your deliverability. Inboxes treat...

Transactional Vs Bulk Email Deliverability Impacts
Corporate

Inside MailChannels: A Day in the Life of the Spam Fighters

Email should just work. And when it does, most people don’t think about the machinery behind it. But for web hosting providers, that simple “send” button is anything but simple....

A Day In The Life Of Our Ops Team 2
Corporate

Important Update: MailChannels' Email Sending API for Cloudflare Workers to be Terminated

At MailChannels, our mission is to empower safer connections in an open world. We have been committed to supporting internet email as a truly open protocol since 2012. In early...

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Corporate

Join MailChannels at CloudFest 2022

Join MailChannels at Cloudfest 2022 with our free registration link.

Engineering

How Sender Policy Framework (SPF) improves your email deliverability

Domain owners publish SPF information in the Domain Name System (DNS) - a globe-spanning database of internet information - in something called an SPF record. Boiled down, an SPF record specifies in computer-readable form a set of rules that email receivers can use to verify that an email sent from your domain originated from a server that is authorized to send on behalf of your domain.

Engineering

Upcoming change from Spamhaus will make March 1st a difficult day for some

On February 11th, Spamhaus reminded its users that they would start to block queries sent from public Domain Name System (DNS) resolvers beginning on March 1st

Engineering

How To Save Money Without Sacrificing On Reliability When Using AWS Spot Instances

One of the best tools in our cost-saving arsenal is a technology offered by AWS called Spot Instances.

Podcast

The SparkPost Story: George Schlossnagle

In this episode, we welcome George Schlossnagle, a mathematician turned tech entrepreneur, who shares his fascinating journey from academia to co-founding one of the world’s leading email infrastructure platforms.  George...

YT Thumbnail S2 EP 1 George 16x9 Title Version 2 (Pod Pic)
Podcast

From Yahoo to LinkedIn: The Evolution of Email Deliverability

In this episode, we talk with email deliverability expert, Udeme. Udeme, who has worked with major players like Yahoo and LinkedIn, shares his experience in the email industry, offering valuable...

YT Thumbnail EP 12 Udeme 16x9 Title Version 2
Podcast

Pioneering the Future of Web Hosting with Konrad Keck

Join us as we delve into the inspiring journey of Konrad Keck, founder of Modules Garden, and his entrepreneurial path in the web hosting industry. In this episode, we explore...

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Post Mortem

MailChannels Service Disruption: All The Gory Details

On April 22, 2024, at 05:30 UTC, our monitoring systems alerted us that SMTP connection times had spiked from the normal sub-1 second to over 7 seconds. This was the...

MailChannels Service Disruption
Product

MailChannels Enhances Email Security with DNSSEC Implementation

MailChannels is excited to announce that we have implemented DNSSEC (Domain Name System Security Extensions) on the primary domain associated with our email delivery service, mailchannels.net. This milestone is a...

DNSSEC Implementation
Product

Bolstering Your Email Security: Introducing Domain Lockdown™

Domain Lockdown empowers you to prevent unauthorized MailChannels users and accounts from sending emails from your domain.

Product

Announcing Log Search API

We've developed a new API that allows you to easily search through your email logs and find exactly what you're looking for.

Technical

Does MailChannels Use Machine Learning, Content-Based Scanning, or Behavior-Based Rules?

Email security and deliverability are critical concerns for web hosts, businesses, and email service providers. With increasing spam and phishing attacks, email providers need advanced filtering solutions that go beyond...

Does MailChannels Use Machine Learning, Content Based Scanning, Or Behavior Based Rules
Technical

Getting Onto a Blocklist Without Sending Any Spam

Getting Onto a Blacklist Without Sending Any Spam

Technical

How Outbound Spam Affects Cloud Hosting Providers

MailChannels CEO Ken Simpson discusses how outbound spam affects cloud hosting providers and recommends how they can help to stop it to recover costs.

Trends

IP Blacklisting Still Threatens Hosting Providers in 2025 — Here’s How to Stop It

IP Blacklisting: A Persistent Problem for Hosting Providers in 2025 Even in 2025, IP blacklisting remains one of the most common—and costly—issues facing web hosting providers. Every day, hosting companies...

Trends

Email Traffic Trends Reflect the Ongoing Shift in Work and Communication

In the early days of the COVID-19 pandemic, Zoom emerged as the unlikely poster child for remote communication, riding a wave of global lockdowns and remote work mandates. But what...

Trends

How Global Crises Impact Email Traffic—and What Hosting Providers Can Do About It

In 2020, COVID-19 disrupted nearly every aspect of life, including the world of email. At the time, MailChannels observed a sharp increase in global email traffic—especially transactional and outbound messages—as...

Uncategorized

Choosing the Right Sending Method: SMTP vs API for Transactional Email

When you’re ready to start sending transactional emails, like password resets, account alerts, and purchase receipts, one of the first decisions you’ll need to make is how you want to...

Choosing The Right Sending Method (SMTP Vs API)
Uncategorized

SMTP vs API for Transactional Email: Which Should You Use?

When you’re sending transactional emails like password resets, order confirmations, or 2FA codes, there are two primary delivery methods: SMTP or API. Both options are valid, but they serve different...

SMTP Vs API Which Should You Use
Uncategorized

Troubleshooting Common MailChannels Setup Errors

Getting started with MailChannels is typically smooth, but like any email infrastructure, issues can pop up during setup. Whether you’re integrating via SMTP or API, a misstep in configuration can...

Troubleshooting Common MailChannels Setup Errors

Recent Updates

Best Practices

Monetising Email as a Value-Added Service: A Web Host's Guide to Revenue Generation

In the competitive landscape of web hosting, providers are constantly seeking avenues to differentiate their offerings and enhance revenue streams. While email may seem like a basic utility, it presents...

Monitoring And Analyzing Your Transactional Emails To Ensure Efficiency And Engagement
Best Practices

Decoding Email Blacklists: What They Are and How to Avoid Them

Email blacklists. The very phrase can send shivers down the spine of any business or individual relying on email communication. They’re a critical factor in deliverability, and understanding how they...

MailChannels Service Disruption
Best Practices

Transactional vs Bulk Email: Deliverability Impacts

When it comes to email, not all traffic is created equal. Mixing transactional email with bulk (marketing) email might seem convenient, but it can quietly destroy your deliverability. Inboxes treat...

Transactional Vs Bulk Email Deliverability Impacts
Best Practices

Common Use Cases for Transactional Email: Password Resets, Receipts, and Signup Confirmations

While marketing emails are designed to attract attention and drive conversions, transactional emails are built for utility. They deliver important, time-sensitive information that keeps users informed, secure, and engaged with...

Common Use Cases Password Resets, Receipts, Signup Confirmations
Best Practices

Key Components of a Transactional Email

Transactional emails aren’t meant to be flashy, but they carry a lot of weight. Whether it’s a password reset, a receipt, or a signup confirmation, these messages need to be...

Key Components Of A Transactional Email
Best Practices

IP Warmup for Transactional Email Using MailChannels

If you’re sending transactional emails from a new IP address or domain, especially at scale, you can’t just start blasting full volume on Day 1. You need to build a...

IP Warmup For Transactional Email Using MailChannels
Corporate

Customer Success Story - Rebel.com

Rebel.com Cuts Support Tickets Related to Email Delivery by 90% with MailChannels

Corporate

The Year in Review: MailChannels Features and Product Highlights from 2020

Looking back, here are some of the platform improvements that were made during this extraordinary year.

Corporate

Web Hosting Events 2021

Upcoming web hosting events in 2021

Engineering

Palinurus – A Helm chart conversion tool

Palinurus converts Kubernetes resource files to helm charts automatically, eliminating a manual, error-prone step on the road from service definition to reliable deployment.

Engineering

MailChannels Rolls Out Improved Spam Detection Engine

To maintain an excellent email reputation, MailChannels works hard to block spam and phishing attacks from the more than 26 million unique senders whose email we process each month.

Engineering

Response Analytics™ - MailChannels' powerful AI technology

Spammers compromise hosting and email accounts by stealing passwords and leveraging exploits in hosting systems. Once an account is compromised, the spammer sends email through the account, leveraging whatever positive...

Podcast

Email's Untapped Potential: Nicolas Toper on What's Next

This episode features an engaging discussion with Nicolas Toper, a seasoned entrepreneur known for founding Crit Send and later Inbox Booster. Nicolas delves into his unique educational journey at the...

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Podcast

Strategies for Success in the Web Hosting Industry with Lukas Hertig from WebPros

In this episode, Lukas Hertig, a seasoned expert in the web hosting industry, shares his journey and insights. Discover the evolution of cloud hosting, the incredible rise of Amazon Web...

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Podcast

Behind the Scenes at Rocket.net - Ben Gabler (Rocket.net)

In this episode of the podcast, Ben Gabler, CEO and founder of Rocket.net, shares his journey from delivering pizzas to pioneering in the web hosting industry. With over two decades...

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Product

Announcing the Monthly Usage Report

With the new Monthly Usage Report, it’s easy to access your important MailChannels insights.

Product

MailChannels Enables Free Email Sending for Cloudflare Workers Customers

Today, MailChannels is launching a free email sending service for Cloudflare Workers. The new service enables Cloudflare developers to send email messages from within their Workers apps, with no authentication or domain verification required.

Product

What’s New at MailChannels | May 2021

Find out what's new for the MailChannels Host Console.

Technical

Video: What is the big deal with SSL and authentication?

Video: What is the big deal with SSL and authentication?

Technical

Video: How are service providers trying to stop outbound spam?

Video: How are service providers trying to stop outbound spam?

Technical

Video: Where does spam come from?

Video: Where does spam come from?

Trends

Solving AOL's Dreaded "554 (RTR:BL)" Email Rejection Error

Read updated post here Have you ever tried sending an email to someone at AOL, only to receive a baffling error message that reads “554 (RTR:BL)”? You’re not alone. This...

Solving AOL’s Dreaded “554 (RTR BL)” Email Rejection Error —
Trends

Email traffic analysis shows how Zoom is exploding in popularity

As millions of employees around the world have suddenly been forced to work from home, video conferencing services have experienced an unprecedented...

Trends

How is COVID-19 affecting global email traffic?

MailChannels delivers email for hundreds of web hosting providers. When your web site needs to send out a password reset, or if you send a message from...

Uncategorized

MailChannels vs SendGrid, Postmark, and Mailgun: Which Transactional Email Provider Is Right for You?

Choosing a transactional email provider isn’t just about sending messages, it’s about deliverability, security, and developer experience. Whether you’re building a SaaS platform, ecommerce app, or internal tool, the provider...

MailChannels Vs SendGrid Postmark Mailgun
Uncategorized

When Does a Transactional Email Become a Marketing Email?

In the world of email, the line between transactional and marketing messages can get blurry. What starts as a password reset or order confirmation can quickly veer into marketing territory...

When Does A Transactional Email Become A Marketing Email
Uncategorized

Uber’s Leaky Backend: How Trip Data Ended Up on Google—and Why It Still Matters

In early 2023, a significant privacy lapse was discovered within Uber’s platform: sensitive user and trip data had been indexed by Google, exposing customer names, pick-up/drop-off coordinates, and driver details...

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