7 Best MailReef Alternatives for Cold Email in 2026
TL;DR: MailReef is a cold email infrastructure tool built by cold emailers, giving each account a dedicated server…
Email Best Practices
Industry-leading advice, reports and insights
7 Maildoso Alternatives for Better Cold Emailing
TL;DR: The best Maildoso alternatives for cold email outreach in 2026 are Warmy.io, Mailreef, Mailforge, Zapmail, Smartlead.ai, Woodpecker,…
DMARCbis (RFC 9989): What Changed and What You Do Now
TL;DR In May 2026 the IETF published RFC 9989, 9990, and 9991, the first substantive update to the…
How to Create & Check an SPF Record in 2026 (+Free Generator)
TL;DR An SPF record is a single TXT record in your domain’s DNS that lists which servers are…
How to Improve Email Sender Reputation Quickly: 9 Ways (2026)
How to improve email sender reputation quickly is to fix authentication first, then warm up the domain, clean…
How to Create a Free Business Email With or Without a Domain
A business email with a custom domain looks more professional than a personal Gmail or Outlook address, but…
How Your Unsubscribe Link Is Making or Breaking Your Deliverability
New research from Warmy reveals how your unsubscribe link configuration directly impacts inbox placement. See the full data…
SaaS Email Security: How to Protect Your Business from Modern Email Threats
Email is the lifeblood of modern business – and the favourite hunting ground of cybercriminals. In 2025, more…
How Audio Translator & Voice AI Improve Cold Email Deliverability & Engagement
How many people actually open and read the emails that you send? Getting your email into the inbox…
AI Tools That Are Changing Outbound Sales in 2026
Table of Contents Why AI Is Essential for Outbound Sales in 2026 Outbound sales in 2026 look nothing…
Email Deliverability Testing Methods: A Complete Guide to Placement Diagnostics
A comprehensive email deliverability test gives senders a complete picture of inbox placement and deliverability status. It includes…
Best Ways to Test Cold Email Subject Lines for Better Results
We live in an era of abundant data, when every decision can be technically guided by accurate and…
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