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Canonical link element. A canonical link element is an HTML element that helps webmasters prevent duplicate content issues in search engine optimization by specifying the "canonical" or "preferred" version of a web page. It is described in RFC 6596, which went live in April 2012. [1][2]
Link - An alternative name (alias) which links to a canonical zone. Link † - A standard Link (as above). The dagger symbol (†) signifies that the zone was canonical in a previous version of the database. Historical data for such zones is still preserved in the source code, but it is not included when compiling the database with standard ...
A URL is a specific type of Uniform Resource Identifier (URI), [2][3] although many people use the two terms interchangeably. [4][a] URLs occur most commonly to reference web pages (HTTP / HTTPS) but are also used for file transfer (FTP), email (mailto), database access (JDBC), and many other applications.
A Uniform Resource Identifier (URI), formerly Universal Resource Identifier, is a unique sequence of characters that identifies an abstract or physical resource, [1] such as resources on a webpage, mail address, phone number, [2] books, real-world objects such as people and places, concepts. [3] URIs are used to identify anything described ...
e. When editing a page, hyperlinks to other pages within Wikipedia (or other Wikimedia projects) are normally made as wikilinks or interwikilinks, using the [ [...]] syntax described at Help:Link. However if you want to link to an outside website, or to certain specially generated Wikimedia pages (such as a past version of an article), it is ...
A Canonical Name (CNAME) record is a type of resource record in the Domain Name System (DNS) that maps one domain name (an alias) to another (the canonical name). [1] This can prove convenient when running multiple services (like an FTP server and a web server, each running on different ports) from a single IP address.
H:WIKILINK. A wikilink (or internal link) is a link from one page to another page within the English Wikipedia, or, more generally, within the same Wikipedia (e.g. within the French Wikipedia), in other words: within the same domain, or, even more generally, within the same Wikimedia project (e.g. within Wiktionary).
Link rot (also called link death, link breaking, or reference rot) is the phenomenon of hyperlinks tending over time to cease to point to their originally targeted file, web page, or server due to that resource being relocated to a new address or becoming permanently unavailable. A link that no longer points to its target, often called a broken ...