Blog
Email Deliverability Guides & Best Practices
Guides, best practices, and intelligence from the InboxEagle team to help you land in the inbox every time.
E-commerce6 min
Email Validation vs. Email Verification: What's the Difference?
Email validation and email verification are not the same thing, and using the wrong one at the wrong moment costs you deliverability. Here's what each actually does, when to use each, and why eCommerce senders need both.
E-commerce7 min
What Top eCommerce Brands Do Differently with Email Deliverability
The brands with consistently high inbox placement rates are not using different tools. They are making different decisions about infrastructure, list quality, and how they measure success. Here is what separates them.
E-commerce7 min
How to Monitor Competitor Email Strategies
You can see exactly what your competitors are sending, when they send it, and how their infrastructure is set up, without any special access. Here is how eCommerce brands use publicly available signals to benchmark against their category.
Automation6 min
How Segmentation Directly Affects Your Inbox Placement Rate
Segmentation is not just a targeting tool. It is the primary mechanism by which you control the engagement signal you send to mailbox providers. Here is how it works and what to do about it.
Analytics6 min
What Are Spam Traps and How Do They End Up on Your List?
Spam traps are email addresses that exist to catch senders with poor list practices. Hitting one doesn't mean you're a spammer. It means your list has a hygiene problem. Here's what the different types are, how eCommerce brands acquire them, and what to do about it.
E-commerce8 min
How to Recover from an Email Deliverability Crisis
Open rates have dropped, campaigns are landing in spam, and the ESP dashboard isn't explaining why. Here's the step-by-step process to diagnose, stabilise, and recover your sending program.
Analytics7 min
774K Emails Tested: Does a First Name in Your Subject Line Keep You Out of Spam?
InboxEagle analyzed 774,775 emails to measure what subject line personalization does to inbox placement. Personalized subjects hit 18.4% spam vs. 22.46% for non-personalized sends — a 4-point gap.
Klaviyo8 min
How Klaviyo's IP Warm-Up Process Works: Shared IPs, Dedicated IPs, and Domain Warming Explained
Most Klaviyo senders never touch a dedicated IP. But whether you're on shared or dedicated infrastructure, the warm-up process affects your inbox placement from day one. Here's exactly how it works.
E-commerce9 min
What Should an Email Deliverability Dashboard Show? (2026)
Most email dashboards show opens, clicks, and bounces. A deliverability dashboard shows something different: where your email actually landed, why, and whether your sending program is getting healthier or worse.
Analytics9 min
Seed List Testing vs. Real-World Inbox Monitoring: What's the Difference? (2026)
Seed list testing and real-world inbox monitoring both measure inbox placement, but they answer different questions. Here's how each works, when to use which, and why InboxEagle gives you both.
Authentication8 min
What Is DMARC? Plain-English Guide for eCommerce Senders
DMARC is a setting on your domain that tells Gmail and Outlook what to do when someone sends email pretending to be you. Here's what it means, why it's now required, and how to know if yours is working.
Analytics10 min
How to Check If Your Emails Are Landing in Spam
Your ESP says delivered. Delivered doesn't mean inbox. Four ways to find out where your campaigns actually landed — from a free 20-minute manual check to continuous placement monitoring.