Email Infrastructure Insights

Email Infrastructure Insights

Expert guides on deliverability, authentication, and infrastructure for high-risk senders.

Featured Articles

iGaming

Best ESP for iGaming: Why Mainstream Providers Reject You

SendGrid, Mailchimp, and Brevo all have one thing in common when it comes to iGaming operators: they say no. Here's why — and what to do instead.

March 15, 2026 · 8 min read
Read Article
Infrastructure

How to Build Your Own Cold Email Infrastructure in 2026

Cold email is alive and well in 2026 — but only if your infrastructure is built right. This guide walks through dedicated servers, rotation, and warmup.

March 20, 2026 · 12 min read
Read Article
Deliverability

The Ultimate Email Deliverability Guide: SPF, DKIM, DMARC Explained

Email authentication isn't optional anymore. Google and Yahoo now require SPF, DKIM, and DMARC. Here's how to set them up correctly.

March 25, 2026 · 10 min read
Read Article

Ready to improve your deliverability?

Talk to our infrastructure engineers about getting your emails to the inbox — regardless of your industry.

Book a Demo