Email - Address
Table of Contents
About
An email address is a Internet identifier of an email sender and/or receiver.
Syntax
Base
The inbox email identifier contains:
- a locally interpreted string followed by the at-sign character (“@”)
- followed by an Internet domain name in a dot-atom form. The domain portion identifies the point to which the mail is delivered (either a host name or a mail exchanger name).
[email protected]
Tagged
Email server may support the addition of tag after the local-part where the local part and the tag are separated by a + or -
This tag then serves generally for routing or analytics purpose.
Example:
[email protected]
The email provider or SMTP server must support email tags. To check, just send an email to [email protected] is delivered to the email [email protected].
Set
An address can be specified as:
- the (envelope) sender- This is the address where delivery problems are sent to. (f option with sendmail)
- the author (From:)
Rewriting
As for URL, you can also rewrite an email address, meaning that the email will be delivered to the email server but at another email address.
Example: Postfix