Blog
Guides, benchmarks, and updates on email verification, catch-all resolution, and deliverability.
ReachHawks × filtrat.io: Verify Every List Where You Send
ReachHawks users now verify lists inside the same workspace where they send, with catch-all resolution powered by filtrat.io, from $15 per 10,000 leads.
Read more →Catch-allThe 20-40% of Your List That Your Verification Tool Left Unresolved
Catch-all domains are the single largest source of unexpected bounces for B2B senders. Here's what's happening and how to fix it.
Read post →ClayWhat Happens to the Catch-All Rows in Your Clay Table
20-40% of your Clay table comes back as catch-all after verification. Here's how to resolve those rows inside Clay, alongside your existing workflow.
Read post →MCPThe Last Gap in Your AI SDR Pipeline
Your AI agent handles research, writing, and sequencing. But it can't confirm the email address is real. MCP closes that gap.
Read post →For agenciesEmail Verification for Lead Gen Agencies
You build the list, verify it, and deliver. But 20-30% comes back as catch-all. Here's how to recover those leads — no extra tools, no manual work.
Read post →Migration guideSwitch to filtrat.io From Any Email Verifier
No lock-in, no data loss, no downtime. Test alongside your current tool, compare results, switch when the numbers convince you.
Read post →200 free credits.
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Start verifying emails and resolving catch-all today.