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      Email validation component, featuring full IETF-compliant syntax validation, DNS checking, mailbox existence test and tools for advanced batch processing.
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      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.
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    • EmailVerify.NET is now part of the Cobisi family of products
      Published on Thursday, January 19, 2012

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      Published on Friday, August 05, 2011

    • New support for SMTP dialog extraction and analysis and advanced proxy binding
      Published on Tuesday, July 05, 2011

EmailVerify.NET

Advanced email validation component for Microsoft .NET

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This section contains a live summary of all the release notes for EmailVerify.NET, starting from the most recent version.

Release notes for EmailVerify.NET v4.x

Version 4.5.1.0

Released on Thursday, January 12, 2012

  • Added support for custom proxy client
  • Added integration support for Cobisi ProxyClient.NET
  • Fixed an issue with the syntax validator and folding white space (FWS) sequences
  • Fixed an issue related to the way the component reacts to corrupt SMTP replies
  • Fixed an issue with the use of a proxy server while performing a batch validation, that sometimes led to the error "The IAsyncResult object provided does not match this delegate."
  • All of the timeout properties defined in the EmailVerifier type are now TimeSpan instances, for a better integration and cleaner code

Version 4.4.26.1197

Released on Friday, July 29, 2011

  • Fixed a timeout issue with Yahoo! email validations

Version 4.4.25.1183

Released on Friday, July 01, 2011

  • Added support for extracting and analyzing in an object-oriented fashion the SMTP dialog, when available, using the new SmtpDialog property of the VerificationResult class and the new classes from the Cobisi.EmailVerify.Smtp namespace
  • New ProxyBinding event added, with the ability of binding the component to a specific proxy server for each connection it makes
  • New ProxyConnectionTimeout property added, allowing to set a timeout for proxy connections
  • New HttpConnectionTimeout property added, allowing to set a timeout for webmail, HTTP-based validations
  • Updated internal disposable email address providers database
  • Fixed a regression bug with the greylisting support

Version 4.3.19.1126

Released on Friday, June 10, 2011

  • Support for internationalized mailbox names, with definitive RFC 5336 compliance (including UTF8SMTP support)
  • New properties added to the verification result for internationalization purposes: HasInternationalMailboxName and HasInternationalDomainName
  • New validation status ServerDoesNotSupportInternationalMailboxes added
  • New properties added to the verification result, in place of the old ASCII-based ones: EmailAddress (with comments and folding white spaces removed), EmailAddressLocalPart and EmailAddressDomainPart
  • Updated internal disposable email address providers database
  • New SyntaxFailureIndex property added to the verification result
  • The property AsciiEmailAddress has been removed for inconsistency with the RFC 5336, and replaced by the EmailAddress property
  • The property AsciiEmailAddressLocalPart has been removed for inconsistency with the RFC 5336, and replaced by the EmailAddressLocalPart property

Version 4.2.18.1039

Released on Thursday, May 12, 2011

  • Performance improvements of catch-all validations for HotMail (including Live and MSN) and Gmail email addresses

Version 4.2.16.1018

Released on Thursday, April 21, 2011

  • Way better temporary mailbox handling, with more precise greylisting detection
  • Disposable validation level can now be configured to be non-fatal and make the component validating upper levels (Dns, Smtp, Mailbox and CatchAll) for this kind of temporary addresses as well
  • New property IsDisposableEmailAddress added to the validation result
  • Fixed a licensing issues for applications that use ASP.NET impersonation
  • Updated reference guide (CHM format)

Version 4.1.15.981

Released on Friday, December 31, 2010

  • Fixed a bug that affected International Domain Names (IDN) address validations, under specific circumstances
  • Fixed a regression bug on literal domain address validations, introduced in v4.1.10.813

Version 4.1.14.962

Released on Thursday, November 25, 2010

  • New full IntelliSense support (Visual Studio XML documentation)
  • Fixed a licensing issue that happened with ASP.NET impersonation, under very specific configuration scenarios

Version 4.1.12.936

Released on Friday, November 19, 2010

  • Improved disposable e-mail address (DEA) validation
  • Fixed an issue with the MSI package toolbox installer for Visual Studio
  • Fixed a licensing issue with the PowerShell snap-in

Version 4.1.10.813

Released on Thursday, November 11, 2010

  • Improved Yahoo! email addresses support

Version 4.1.9.795

Released on Thursday, November 04, 2010

  • New Yahoo! email addresses support, that allows ultra-fast existence check for mailboxes handled by Yahoo! (@yahoo.com, @ymail.com, @yahoo.de, @yahoo.es, @yahoo.it, @yahoo.com.mx, etc.)
  • EmailVerify.NET is now compatible with the .NET Framework 4.0 Client Profile
  • Fixed a licensing issues with asynchronous verifications within ASP.NET applications
  • Improved disposable e-mail address (DEA) validation

Version 4.0.9.783

Released on Friday, September 17, 2010

  • New syntax validation engine, which completely avoids ReDoS (Regular expressions Denial of Service)
  • Support for quoted words and quoted pairs in addresses
  • Support for Internationalized Domain Names (IDN)
  • Support for comments and FWS sequences
  • Support for domain literals (both IPv4 and IPv6)
  • New powerful ASP.NET and Windows Forms designer (other project types can safely use the component in the standard, code-centric, way)
  • New event pattern for better asynchronous usage within Windows Forms and WPF applications
  • Revamped batch validation processing (now called VerificationTaskGroup)
  • 10 new, specific failure codes for syntax errors
  • Improved disposable e-mail address (DEA) validation
  • New ability to customize the local endpoint for SMTP connections in parallel verifications, for each specific address
  • Improved e-mail verification results, with new and more comprensive information
  • Previous EmailVerify namespace has been renamed to Cobisi.EmailVerify, while the main assembly, previously named EmailVerify.dll, has been renamed to Cobisi.EmailVerify.dll
  • EmailBatchVerifier class has been removed and its features are now embedded within the EmailVerifier class
  • VerificationLevel.DomainMX enumeration value has been renamed to VerificationLevel.Dns
  • Previous VerificationStatus class has been renamed to VerificationResult
  • Previous VerificationFailure class has been renamed to VerificationStatus



Releases

Version Release date
Version 4.5.1.0 1/12/2012
Version 4.4.26.1197 7/29/2011
Version 4.4.25.1183 7/1/2011
Version 4.3.19.1126 6/10/2011
Version 4.2.18.1039 5/12/2011
Version 4.2.16.1018 4/21/2011
Version 4.1.15.981 12/31/2010
Version 4.1.14.962 11/25/2010
Version 4.1.12.936 11/19/2010
Version 4.1.10.813 11/11/2010
Version 4.1.9.795 11/4/2010
Version 4.0.9.783 9/17/2010


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