Fast, easy, secure email data solutions for all industries.

How we help by need

By Need

Access email-centric data that anchors your data-oriented business strategy.
Improve Deliverability and Response
Connect Data Across Channels
Foster Customer Loyalty
Mitigate Fraud and Risk
industry

By Vertical

Maximize the potential of your First Party data in any industry.
eCommerce and Retail
FinTech
Nonprofit and Political
Technology Platforms

Invest in your first party data.

email validation

Email Verification

Catch and correct invalid email data and preserve your marketing spend.
SafeToSend®
Email Validation
List Guard™
identity matching

Identity

Get a complete picture of your customers across channels.
Email Append
Postal Append
Email Change of Address
Email Intelligence
fraud prevention

Fraud Prevention

Prevent fraud, mitigate risk and protect the integrity of your database.
engagement

Engagement

Personalize offers, segment + win back customers and get higher response rates.
Email Activity Signals
Website Visitor ID

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marketing and data experts.

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Help Center

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API pricing

API Documentation

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free list check

Free List Check

A free health scan for your email addresses
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Integrations

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Blog

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Knowledge Center

Videos, whitepapers, ebooks, and more
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Case Studies

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under the hood

Under the Hood

Dive deep into the machine that powers our email data solutions
Email Verification

Leaders in email data services since 1999.

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Company Overview

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Careers

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News & Events

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Security

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TowerData Login

Catch and correct invalid email data and preserve your marketing spend.
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FreshAddress Login

Catch and correct invalid email data and preserve your marketing spend.
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Fraud Prevention Fueled by Email Data

Reach out to the AtData team


Stop fraud with the largest, global email address
network in fraud prevention

40% of fraudsters use a newly created email.

10% of Fraud is attempted using addresses that are fake or invalid.

Companies worldwide power their fraud prevention with AtData’s massive historical database of email addresses and the billions of real-time signals we receive every month. We've been compiling email-centric identity data for over 20 years, and we have the most comprehensive and accurate email data available to enhance your fraud discovery models.

Stop Fraud & Reduce Friction - Driven by Email Data


integrityThe leader in fraud prevention with activity history on 98% of emails.
 
 
IdentifyWe leverage our proprietary fields and models to identify malicious users hiding behind an email address.
 

speedWe power accessible and comprehensive real-time fraud prevention that helps you monitor account creation and ecommerce transactions.

 

 

Reduce fraud, increase acceptance rates
and decrease manual review costs.

Talk with a Fraud Expert

Advance Your Fraud Insights with our Proprietary Data

1

AI Risk Score

Use of meta data from our platform to determine a numeric risk value driven by our ML models.
2

Domain Analysis

Real-time profiling of email domain risk along with activity across the platform.

3

First Activity Date

The date any email becomes active is a key indicator used in evaluating risk.
4

Validation

Stop risky or dead addresses with enterprise-grade accuracy and security.
5

Tumbling Check

Catch fraudsters using sequentially named email addresses or multiple variations of the same email.
6

Fraud Consortium

Identifies and tracks fraudulent email status and history across our platform.

Fraud Resources

Client Success Story: A Clean Email List is a Happy Email List
A popular science education company was concerned about the cleanliness and deliverability of a segment of its house file. To eliminate the risk of...
Client Success Story: AAA Ohio
The client had no process in place to ascertain which of the 800,000 email addresses in its database posed a threat to sender reputation and...
AtData Fraud Prevention
Companies worldwide power their fraud prevention with AtData’s massive historical database of email addresses and the billions of real-time signals...
view all resources
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Power fraud prevention with
accurate, secure email data

Talk with a Fraud Expert