| Name | Description | |
|---|---|---|
 | BestConnectionMessage | Returns a user friendly message indicating why some options were disabled |
| BlackList | A List of emails, domains, or words to black list |
| Cancel | Set to true to cancel asynchronous email validation |
| ConnectionChecking | By default when the .NET Email Validation Library first attempts a connection it verifies it is connected to the internet, port 25 is open, and MxRecords can be retrieved. This behavior is on by default. To increase performance when validating a single email address and always connected to the internet, set this property to false. |
| DefaultOptions | The default options used when email validation is performed. The defaults are: BasicSyntax |
| DnsServer | Override the default DNS Server to use when retrieving MX Records |
| EmailsProcessed | The number of emails that have been validated asynchronously |
| FromEmail | The email address to use as the from address when doing an SMTP Mailbox Check. The default is null |
| FromMailServer | The mail server to use as the from address when doing an SMTP Mailbox Check. The default is null |
| IsBusy | If true, we are actively validating emails. |
| LocalEndPoint | LocalEndPoint for connection. Use null if you want the system to assign your socket's local IP address |
| MaxThreads | The maximum number of threads to use to validate emails simultaneously |
| NoConnectOptions | A list of predefined options to validate email addresses without using an internet connection. These options are: BasicSyntax |
| Proxy | Set the Socks 4 or 5 Proxy. Defaults to None |
| SmtpPort | The Port to connect to the SMTP Server. Default is 25 |
| SmtpTimeout | The number of milliseconds to wait until an SMTP Server responds. The default is 30,000 milliseconds (30 seconds) |
| TopLevelDomains | Domain Ending Regular Expression Mask (known ending such as .com, .net or a country code). This is also known as the Top Level Domain or Root Domain. //From http://en.wikipedia.org/wiki/List_of_Internet_top-level_domains //AND https://www.icann.org/resources/pages/tlds-2012-02-25-en |
| TotalEmailsToProcess | The total number of emails to validate |
| UserMessages | Change user messages for validation errors |
| WhiteList | A list of emails, domains, or words to white list |