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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...

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...

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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Understanding SMTP Response Codes

What bounce codes reveal about your email delivery—and how to interpret them. When your email fails to deliver, the server doesn’t just reject it—it tells you why. That reason is...

Understanding SMTP Response Codes

Is Consent Required for Spam Filtering? A GDPR Perspective for Hosts and ESPs

Introduction Spam filtering is a critical defense against outbound abuse, phishing, and account compromise. But under the General Data Protection Regulation (GDPR), any operation involving personal data must have a...

How to Filter Emails Without Violating Privacy: A GDPR-Safe Approach for Hosts and ESPs

Introduction Filtering outbound email is essential for stopping spam, phishing, and abuse. But if your filtering practices inspect message content or metadata, are you violating your users’ privacy? In a...

Using SMTP Relay to Isolate and Protect Sending IPs

In shared hosting environments, one bad sender can ruin it for everyone. A single compromised account sending spam can lead to blacklisted IPs, delivery failures, and angry customers wondering why...

Using SMTP Relay Services To Isolate & Protect IPs

Understanding GDPR and Email Processing: What Web Hosts and ESPs Need to Know

Introduction With the rise in outbound spam filtering and automated abuse detection, email service providers (ESPs) and web hosts face a critical question: How does GDPR apply to email processing—especially...

Understanding GDPR And Email Processing

How Signup Abuse Impacts IP Reputation

Signup abuse doesn’t just affect a single hosting account—it can poison your entire IP range. When malicious users create accounts to send spam, phish, or host malware, the consequences ripple...

How Signup Abuse Impacts IP Reputation

Automating Abuse Responses with AbuseAPI or Custom Scripts

Email abuse is no longer a problem you can afford to handle manually. In hosting environments—especially shared or reseller hosting—abuse can escalate in seconds, damaging your IP reputation and impacting...

Automating Abuse Responses With AbuseAPI Or Custom Scripts

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