HEATKEYS

With this free email validation service you can easily verify if an email address is real and valid. We also offer Email List Verification & Cleaning and an Online API for Email Verification.

Verifalia is a web-based email validation service which allows to upload and validate lists of email addresses.

Mail Validator - email validator, verifies that email addresses are valid.

TowerData can validate, correct, and append your customer data.

Real-time email validation and lead scoring for list hygiene, lead qualification and targeting.

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Check email addresses. Thousands of emails verified in just minutes. Online service. Plans to suit all requirements and budgets.

G-Lock software: Advanced Administrative Tools is a multithreaded network diagnostic tool. G-Lock SpamCombat - remove spam from your inbox. G-Lock EasyMail newsletter management software. Advanced Email Verifier check validity of email addresses

Build, clean, and update your email database. FreshAddress offers email change of address (ECOA), B2C and B2B email appending, list hygiene, and real-time email validation.

ListWise HQ is a web based email address validation service that helps bulk marketers keep their email marketing lists clean and free of bounces

Verify and validate email addresses, check domain name availability, and more using ActiveX / COM / .NET components for DNS, ICMP, HTTP, Whois, Finger, Ping, Traceroute, and NsLookup. Compatible with Visual Basic (VB), ASP, Cold Fusion, Delphi, C++, ...