Also known as banning. The removal of a web page from a search engine or directory's index. Removal can occur as a result of a cleanup of dead links, as a penalty for spamming, or because of server issues at a site's host.
A listed historic place may be de-listed from the Canadian Register if it no longer meets the eligibility criteria for listing. For more information, please contact the appropriate Federal, Provincial, or Territorial Registrar.
This describes what happens when a site is removed from Google's (or any other search engine's) index or database. This usually occurs because the owners of the site have been guilty of some type of spamdexing or other banned activity designed to increase their ranking by unfair means. (See Spamdexing).
Referring to the removal of pages from a search engine index . De-listing can occur at the request of the site owner or a variety of other reasons. Most often, de-listing occurs when a page breaks one of a search engine's submission rules , making itself guilty of some sort of spamdexing . The Search Engine Yearbook contains comprehensive guidelines to help you avoid spamdexing and de-listing.