Search Engine Algorithms
editkeywords in Url (domain name)
keywords in Title
keywords in Heading
keywords in body text-especially near the beginning
keyword proximity
meta tags-"description" and "keyword"
keywords in "alt" tag
keywords in "comment" tag
keywords in "title" attribute
keywords in text links
links from other sites to yours
popularity of other sites linking to yours
text in external links (backwards links)
common theme throughout site
Search Engine Specifics
editUrl (domain name) INFLUENCES: All search engines,
Alt tag INFLUENCES:AltaVista, Google, Msn, Yahoo, Ask
Comment tag INFLUENCES: None
Title attribute a href="..." title="..." INFLUENCES: None
Title tag INFLUENCES: Google (prioritizes - keyword proximity, keyword order, exact keyword form, first 70 characters -including spaces ) All search engines
Meta Description INFLUENCES: Altavista, Aol, Excite, Fast, Google, Lycos, Msn, Yahoo
Meta Keywords INFLUENCES:Altavista, Fast, Yahoo
Keywords in Heading H1-H6 INFLUENCES: All search engines
Keywords in Body Text (beginning text has more impact) INFLUENCES: All search engines
Frames INFLUENCES: All search engines
Link Popularity INFLUENCES: Aol, Google (priority - called " PageRank" ), All search engines with varying degrees
Popularity of Links INFLUENCES: Aol, Ask, Google, MSN, Teoma
Text in Backwards/ External Links INFLUENCES: Aol, Google (Priority), AltaVista, Fast, Lycos Yahoo
Neural Network / RankNet (Vectorization) INFLUENCES: MSN
Subject-Specific PopularitySM (link popularity + website theme of backward links) INFLUENCES: Ask, Teoma
Themes of Website INFLUENCES:Ask, Google, Teoma
Click Popularity INFLUENCES: Ask, Google, MSN, Teoma, Yahoo --Search Engines Web 22:49, 2 December 2005 (UTC)