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Search
Engine
Directories
Major Search Engines and Directories! |
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Google offers the largest collection of web pages of any
crawler-based search engine. Google makes heavy use of link analysis as
a primary way to rank these pages. Goggle has the ability to search for
images and also provides search results to AOL Search and Netscape
Search. The most recognized names in search engines, paid inclusions are
not available with Google, however sponsored links/listings are
available. |
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Yahoo provides its users with listings from its own human-powered
directory of websites. The largest human-compiled guide to the web,
popularity within the Yahoo community often has a bearing on how highly
a site will be listed within the results page. Yahoo is the oldest major
website directory in existence since 1994. |
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MSN Search Service offers its users with listings taken from
LookSmart. Secondary results are generated from Inktomi, while
popularity results come from Overture. Paid inclusion is not an option
at MSN Search. |
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AltaVista is a crawler-based Search Engine. Amongst the oldest
crawler-based search engines on the web, it has a large index of web
pages and a wide range of power searching commands. It uses its own
technology to create a web page index that forms the bulk of listings
that appear on the AltaVista homepage. |
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Lycos generates its information from a variety of data sources.
Among these are crawler-based listings from FAST, paid placement
listings from Overture and category results from the Open Directory. Its
main listings come from AllTheWeb.com with some results from the Open
Directory project. Lycos acquired the competing HotBot search service,
which continues to be run separately.
Netscape Search's
results come primarily from the Open Directory and Netscape's own
database. Secondary results come from Google. Netscape no longer accepts
direct listings. To be listed on Netscape, the site must be listed with
Google or the Open Directory. Paid inclusion listings come from
Overture.
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LookSmart is a directory consisting of websites that are human
compiled. LookSmart provides users and other search engines with
listings from its own human-powered directory of web pages and is
supplemented by information that comes out of a crawler-based web page
index. In addition to being a stand-alone service, LookSmart provides
directory results to MSN Search, Excite and many other partners. |
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HotBot's first page of results comes from the Direct Hit service and
the secondary results come from the Inktomi search engine, which is also
used by other services. It gets its directory information from the Open
Directory project. HotBot launched in May 1996 as Wired Digital's entry
into the search engine market. Lycos purchased Wired Digital in October
1998 and continues to run HotBot as a separate search service. |
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alltheweb
is also known as FAST Search with one of the largest indexes of the web.
Multimedia and mobile/wireless web indexes are also offered by FAST. AllTheWeb
uses a crawler-based search engine, using it own resources and
technology to create a web page index. |
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AskJeeves results are taken from other search engines. Ask Jeeves
results information from four major sources: human-powered editorial
listings, paid listings from Google, crawler-based results from Ask
Jeeves-owned Teoma and meta search results. |
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