What the EU AI Act means for email warm-up and AI cold outreach
The EU AI Act transparency rules under Article 50 take effect on August 2, 2026, and the date…
Warmy Blog
Turn emails into revenue. Master deliverability, inbox placement, and warm-up strategies to scale outreach while protecting your domain reputation
Email Best Practices
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…
Email Deliverability
6 Best Email Warm-Up Tools That Integrate with Outlook / Microsoft
Email warm-up tools that integrate with Outlook are platforms that gradually build sender reputation by generating realistic email…
AI Email Warm-Up & Inbox Placement Tools for Gmail (2026)
AI inbox placement tools for Gmail are platforms that combine automated email warm-up, real inbox engagement simulation, and…
5 Best Email Warm-Up Tools for Agencies (2026)
Email warm-up tools for agencies are platforms that build sender reputation for multiple client domains simultaneously, providing multi-inbox…
Email Marketing
6 Best Email Warm-Up Tools That Integrate with Outlook / Microsoft
Email warm-up tools that integrate with Outlook are platforms that gradually build sender reputation by generating realistic email…
AI Email Warm-Up & Inbox Placement Tools for Gmail (2026)
AI inbox placement tools for Gmail are platforms that combine automated email warm-up, real inbox engagement simulation, and…
5 Best Email Warm-Up Tools for Agencies (2026)
Email warm-up tools for agencies are platforms that build sender reputation for multiple client domains simultaneously, providing multi-inbox…
Email Warmup
7 Best Email Warmup Tools for Improving Sender Reputation (2026)
Compare the best email warmup tools for building and protecting sender reputation. Learn what separates effective tools, what…
Email Deliverability Tools with Customizable Warmup Schedules: The 2026 Expert Guide
Compare top email deliverability tools with customizable warmup schedules. Learn which features matter and find the best solution…
Best Warmup Solutions for High-Volume Email Senders: What You Need to Know in 2026
Key takeaways High-volume email warmup requires SPF, DKIM, and DMARC authentication, a clean list, and a dedicated sending…
Product Updates
Warmy.io and Mailvio Partner to Solve the Deliverability Problem That’s Costing Retention Email Marketers Millions
Warmy.io, the AI-powered email deliverability platform that combines warm-up, inbox placement testing, and continuous monitoring in one environment…
Workspace Management in Warmy: Separate Billing, Teams & Access
Agency owners and multi-brand businesses managing email deliverability for multiple clients face a critical challenge: how to keep…
Seed List for Microsoft 365: Why Email Marketers Need It in 2026
A Microsoft 365 seed list is a curated set of genuine Microsoft 365 mailboxes that receive your campaign…
Spam & Blacklists
What Is the Spamhaus Blacklist and What Does It Do to Your Email Deliverability?
Spamhaus can kill your email deliverability overnight. Warmy's 2026 research breaks down every list, what triggers them, and…
SURBL Blacklist: What Is It, Why You Get Listed, and How to Fix It
This SURBL blacklist report by Warmy.io discusses what triggers a SURBL listing, how to check your domain, and…
The Barracuda Reputation Block List: What Every B2B Email Sender Must Know
The Warmy Research Team breaks down how the Barracuda Reputation Block List works, what triggers an IP listing,…
30-minute demo
Meet our Experts
Unlock the secrets to a strong domain reputation with our deliverability experts
Talk to an expert
Free consultation call
