BounceShield is an email verification service that validates email addresses to ensure they are active and deliverable. Our multi-layer verification process checks syntax, domain validity, MX records, and SMTP responses to give you the most accurate results possible.
BounceShield provides up to 99% accuracy in email verification through our multi-layer verification process. We check syntax, domain records, MX records, and perform SMTP verification to ensure the highest possible accuracy rate.
You can upload entire email lists in CSV, TXT, or Excel formats for comprehensive bulk validation. Once processing is complete, you can download your results with status codes for every address.
Single email addresses are verified in real-time in approximately 1–3 seconds. For bulk processing, BounceShield handles approximately 100,000 emails per hour, making it suitable for large list cleaning operations.
Yes. BounceShield implements SSL/TLS encryption for all data in transit, maintains full GDPR compliance, and never stores or shares your email lists beyond what is required to perform the verification. Your data privacy is our priority.
Each email verification costs exactly 1 credit. Every account receives 100 free credits monthly at no charge. Purchased credits never expire and roll over indefinitely — there is no subscription and no hidden fees. You buy credits when you need them.
BounceShield identifies and flags the following types of problematic addresses:
Yes. BounceShield integrates with popular email marketing platforms including ActiveCampaign, Mailchimp, Constant Contact, GetResponse, HubSpot, and Klaviyo. An API is also available for custom integrations.