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    • 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.

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    • EmailVerify.NET
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    • Hosted email validation
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      Purchase

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    • 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

Hosted email validation service

A web-based email validation service hosted on our own servers

  • Overview
  • Online demo
  • Pricing
  • Terms & conditions
  • Purchase

Our hosted email validation service allows you to validate lists of email addresses with ease, combining the power of our award-winning email validation technologies with an array of fast, dedicated servers hosted at multiple worldwide locations and a modern web interface.

Purchase

How it works

Validating lists of email addresses using our hosted service is very easy and involves just three simple steps.

1. Upload your list of addresses

Upon creating a new email validation job, you will be asked to provide the service with one or more files (plain text format, one address per line), containing the email addresses you wish to validate.
Upload your list of email addresses to our website

2. Choose the accuracy level you need

After that, you will have the opportunity to choose the level of accuracy you need for your validation, and see, along with each one of the proposed levels, the final price for the service including any discount for which you are eligible.
Choose from one of the three available accuracy levels for your email validation

3. Download the detailed report

Once the payment is completed, the service will immediately begin validating your email addresses and will allow you to track the progress for the job, optionally alerting you via email at its completion. As soon as the job finishes, you will have access to a detailed validation report (see what includes) that you will easily be able to download and save to your computer for further analysis (Microsoft Excel format).

Download the detailed report, in Microsoft Excel format

Accuracy levels

We offer three levels of validation accuracy to choose from, each designed to meet the needs of a specific audience.

Feature Economy level Deluxe level Ultimate level
Advanced syntax verification
Foreign domains and mailboxes (with non-US characters) support
DNS validation
Temporary, disposable email address (DEA) validation
SMTP availability checking
Mailbox existence checking
Temporary unavailability detection
Catch-all testing


Why choose us?

Because we know how to validate email addresses better than everyone else. We are the makers of EmailVerify.NET, the leading and award winning email validation component for software developers, and are in the email validation business since 2006.

Our hosted email validation service allows you to perform full email hygiene and cleansing, using these tools:
  • advanced syntax verification, according to the most up-to-date Internet IETF standards;
  • DNS validations, including MX record(s) lookup;
  • disposable e-mail address (DEA) validation;
  • SMTP connection and availability checking;
  • mailbox existence checking, with greylisting and temporary unavailability support;
  • catch-all testing.

Featured clients

Cobisi has risen to prominence as a leader provider in software development solutions, across a multitude of industries. Our product has shown proven success among dozens of Fortune 500 and industry-leading enterprise corporations.
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  • Hosted email validation
    • Online demo
    • Download
    • Terms & conditions
    • Purchase
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About Cobisi
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Copyright © 2005-2012 Cobisi. All rights reserved.
Cobisi - Via Caratti, 38 - 35132, Padova - Italy (European Union)
VAT ID: IT04391160282