Learn About Email Validation
Guides, tutorials, and best practices to help you get the most out of your email validation workflow.
The Ultimate Guide to Catch-All Emails
Everything you need to know about catch-all domains: what they are, why standard tools fail to validate them, and how Scrubby's proprietary technology delivers the answers other tools can't. Includes real-world case studies and actionable strategies.
Guides, Tutorials & More
Dive deep into email validation best practices with our curated collection of resources.
How to Validate Risky Emails
Learn the step-by-step process for validating catch-all and risky emails that standard tools mark as unknown.
Understanding Catch-All Domains
What catch-all domains are, why they matter for your email campaigns, and how to handle them effectively.
Email Deliverability Best Practices
Proven strategies to improve your email deliverability rates and protect your sender reputation across all major ISPs.
Integrating Scrubby with Your Stack
Step-by-step tutorials for connecting Scrubby with Clay, HubSpot, Instantly, SmartLead, Zapier, and more.
How to Verify Catch-All Emails
What to actually do with the addresses ZeroBounce and similar tools hand back as "unknown", and how to resolve them.
Scrubby API Documentation
Complete API reference with authentication, endpoints, webhooks, and code examples in multiple languages.
Email Verification vs Validation
Understand the critical difference between email verification and validation, and why you need both for optimal results.
Latest from the Blog
Stay updated with the latest insights on email validation, deliverability, and lead generation.
How to Reduce Your SendGrid Bounce Rate and Avoid Account Suspension
SendGrid watches your bounce rate closely and suspends accounts that send to dirty lists. Here are the exact thresholds and the list-cleaning workflow that keeps your sender reputation safe before every send.
Abhinav · Sep 18, 2026 
How to Clean Your Campaign Monitor List and Reduce Bounce Rate Before Your Next Send
Campaign Monitor watches your bounce rate closely, and a spike can get your account throttled or paused. Here is the exact workflow to clean your Campaign Monitor list, resolve the catch-all addresses standard verifiers skip, and protect your sender reputation before your next campaign sends.
Amit S. · Sep 17, 2026 
How to Clean Your Salesforce Marketing Cloud Email List and Reduce Bounce Rate Before Your Next Send
Salesforce Marketing Cloud tracks every bounce against your sender reputation and can suppress addresses automatically once they cross a threshold. Here is the exact workflow to clean your SFMC data extensions, resolve the catch-all B2B addresses other validators skip, and keep your bounce rate low before your next send.
Kristel K. · Sep 16, 2026 
How to Clean Your Marketo Engage Email List and Reduce Bounce Rate Before Your Next Campaign
Adobe Marketo Engage marks addresses as invalid the moment they hard bounce, quietly shrinking your marketable database and dragging down deliverability. Here is the exact workflow to clean your Marketo list, resolve the catch-all B2B addresses other tools skip, and protect your sender reputation before your next campaign sends.
Amit S. · Sep 15, 2026 
How to Clean Your AWeber Email List and Reduce Bounce Rate Before Your Next Newsletter Send
A creeping bounce rate in AWeber quietly damages your sender reputation and can land your newsletters in spam. Here is how to clean your AWeber list step by step so every broadcast reaches the inbox.
Kristel K. · Sep 14, 2026 
How to Clean Your Drip Email List and Reduce Bounce Rate Before Your Next Ecommerce Campaign
A rising bounce rate in Drip quietly erodes your sender reputation and can throttle your ecommerce campaigns. Here is how to clean your Drip list step by step so every broadcast lands in the inbox.
Kristel K. · Sep 13, 2026 Stay Updated
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