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  • Products

    Developer tools

    Microsoft .NET components & libraries

    • EmailVerify.NET
      Email validation component, featuring full IETF-compliant syntax validation, DNS checking, mailbox existence test and tools for advanced batch processing.
    • ProxyClient.NET
      Powerful proxy client component with support for SOCKS 4, SOCKS 4a, SOCKS 5 and HTTP proxy servers, allowing to establish proxied connections from both new and existing sockets.
  • Services
    • Web-based, hosted email validation service
      Hosted email validation service that allows to validate lists of email addresses with ease, combining the power of our email validation technology with an array of fast, dedicated servers hosted at multiple worldwide locations and a super-cool web interface.

  • Online demos

    Email validation

    • Validate email addresses
      Free online demo of our email validation technologies, featuring full IETF-compliant syntax validation, DNS checking and mailbox existence test.

  • Purchase

    Products

    • EmailVerify.NET
      • Licensing / editions
      • Volume discounts
      • Upgrades
      Purchase
    • ProxyClient.NET
      • Licensing
      • Volume discounts
      • Upgrades
      Purchase

    Services

    • Hosted email validation
      • Pricing
      • Terms & conditions
      Purchase

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  • Support

    Knowledge base

    • Browse the knowledge base
      Support documents for our products and services.

    Request support

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  • About us

    About Cobisi

    About our company, our team, our mission

    • Our company
      Cobisi company information.
    • Our mission
      About what we aim to achieve.

    Contact us

    • Contact us
      Send a request to our customer support staff.

  • Company blog

    Latest posts from our blog

    Shared thoughts about our technologies, products and services

    • Twelve new servers added to our hosted email validation service
      Published on Monday, April 30, 2012

    • Software Technical Writer needed (C#, .NET, ASP.NET), part-time, telecommute
      Published on Tuesday, April 17, 2012

    • EmailVerify.NET is now part of the Cobisi family of products
      Published on Thursday, January 19, 2012

Knowledge base

Knowledge base for Cobisi's products and services

  • Contact us
  • Knowledge base

Configuration

  • Knowledge base
  • ยป EmailVerify.NET

Everything you need to configure EmailVerify.NET in your own environment for optimal results.

Articles

  • How can mailbox and catch-all validations accuracy be increased?
  • What is the LocalSmtpEndPoint property used for?
  • What is the LocalHostFqdn property used for?
  • What is the LocalSenderAddress property used for?
  • How to have the component listed in the Visual Studio toolbox

Request support

Please don't hesitate to contact us if you have problems with any of our products or services; technical support is always free of charge, and requests made by registered clients will have higher priority.

Contact us
Products
  • EmailVerify.NET
    • Features
    • Online demo
    • Download
    • Licensing / editions
    • Release notes
    • Purchase
  • ProxyClient.NET
    • Download
    • Licensing / editions
    • Release notes
    • Purchase
Services
  • Hosted email validation
    • Online demo
    • Download
    • Terms & conditions
    • Purchase
Support
  • Knowledge base
  • Request support

Client area
  • Licenses & products
  • Hosted email validations
About Cobisi
  • The company
  • Mission
  • Contact us
Copyright © 2005-2012 Cobisi. All rights reserved.
Cobisi - Via Caratti, 38 - 35132, Padova - Italy (European Union)
VAT ID: IT04391160282