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To use Unicode in certain email header fields, e.g. subject lines, sender and recipient names, the Unicode text has to be encoded using a MIME "Encoded-Word" with a Unicode encoding as the charset. To use Unicode in domain part of email addresses, IDNA encoding must traditionally be used. Alternatively, SMTPUTF8 [3] allows the use of UTF-8 ...
International email arises from the combined provision of internationalized domain names ( IDN) [1] and email address internationalization ( EAI ). [2] The result is email that contains international characters (characters which do not exist in the ASCII character set), encoded as UTF-8, in the email header and in supporting mail transfer ...
A mailbox value can be either a name-addr, which contains a display-name and addr-spec, or the more common addr-spec alone. An email address, such as john.smith@example.com, is made up from a local-part, the symbol @, and a domain, which may be a domain name or an IP address enclosed in brackets.
A country code top-level domain ( ccTLD) is an Internet top-level domain generally used or reserved for a country, sovereign state, or dependent territory identified with a country code. All ASCII ccTLD identifiers are two letters long, and all two-letter top-level domains are ccTLDs.
Yahoo! Profile / Yahoo Pulse - A directory of Yahoo users with their personal information. Yahoo! Publisher Network - An advertising network that only accepted US based publishers; shut down on April 30, 2010. Rocketmail - An email service acquired in 1997. Shut down but users were able to use an @rocketmail.com email address. Yahoo!
Block email addresses. 1. Open an email or select it from your mailbox. 2. Click the More icon. 2. Click Block Senders. 2. Optionally, select to also delete emails you've received from the sender.
Single-letter second-level domains are domains in which the second-level domain of the domain name consists of only one letter, such as x.com.In 1993, the Internet Assigned Numbers Authority (IANA) explicitly reserved all single-letter and single-digit second-level domains under the top-level domains com, net, and org, and grandfathered those that had already been assigned.
A fully qualified domain address ( FQDA) is a string forming an Internet e-mail address. It was defined by the Internet Engineering Task Force in RFC 3801 for the use in voice profiles for Internet mail, [1] but has been used on the Internet as early as 1988. A FQDA is composed of a local part, followed by the symbol @ and the fully qualified ...