Email Address Validation API
Improve deliverability by validating email addresses before you send.
Better delivery rates
More messages delivered to real contacts.
Use our real-time API to detect and suppress invalid email addresses. With a clean list, you reduce your bounce rate and perform better with mailbox providers to improve delivery.
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Real-time Email Address Validation API
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Machine Learning and mailbox provider-friendly tactics
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Ability to identify mistyped, inactive, non-existent, disposable, or shared (team@, help@)
Minimize funnel leaks
Don’t lose leads to typos.
Connect the real-time API to lead capture forms to catch false entries right away. Prompt visitors to resubmit with the provided correction suggestion—no need for additional confirmation fields.
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Guarantee recipients get the emails they want from you
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Avoid losing contacts due to accidental email address typos
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Remove additional fields like email address confirmation
Safe senders only
Stay in the ‘good sender’ category.
Our API doesn’t use the broken SMTP-handshake, which attempts to validate an email address by connecting to mailbox providers until receiving a response and then breaking the connection.
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Avoid Spammer-affiliated tactics used by other vendors
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Do not use the broken SMTP-handshake
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Maintain mailbox provider trust
Learning at scale
Smart and safe—almost like hiring a 🤖.
Put our massive dataset to work with a machine learning model that informs email address validity scoring. You can trust that we’re always working to improve your deliverability.
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Use ML model trained with data from 100 billion emails/mo
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Built and maintained by in-house Data Scientists
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Protect recipients’ personal data with GDPR compliance
How much will it cost?
Available for Pro and Premier plans.
Pay per validation after you exceed your plan’s limit. Or request a quote with the button below.
Ready to start sending?
Free to get started. Free to send.