Indicates no such domain was found.
Domain Name resource abstract class.
The email of the person or entity.
Reference: validator.w3.org/feed/docs/rfc4287.html#element.email
TextConstruct that describes a summary of the Entry.
Reference: validator.w3.org/feed/docs/rfc4287.html#element.summary
Error raised upon a “BYE” response from the server, indicating that the client is not being allowed to login, or has been timed out due to inactivity.