Google Algorithms

Google Algorithms

Google algorithms Bostan Cassandra Dominic Esmerelda Fritz Florida Austin Brandy Allegra Bourbon Personalized Search Jagger Google Local Big Daddy Supplemental Update Universal Search Buffy Dewey Vince Real-Time Search Google Places Mayday Caffeine Panda Freshness Updated Search+Your World Venice Penguin Knowledge Graph Exact Match Domain In-Depth Articles Humming Bird Pigeon Https/Ssl Update Authorship Removed Mobile-Friendly Dewey Caffeine Possum Hawk Adwords Shake-Up

Google algorithms 

YEAR

MONTH

ALGORITHMS

DESCRIPTION

 

 

 

2003

 

FEBRUARY

BOSTAN

More emphasis on quality backlinks.

APRIL

CASSANDRA

Crackdown on linking from co-owned domains, hidden text & links.

MAY

DOMINIC

Improvements to the counting & reporting of backlinks.

JUNE/JULY

ESMERELDA & FRITZ

Improvements to the indexing infrastructure.

 

NOVEMBER

FLORIDA

Crackdown on keyword-stuffing & other black hat SEO tactics.

2004

JANUARY

AUSTIN

Crackdown on “invisible” text meta tag-stuffing.

FEBRUARY

BRANDY

Index explanation, the rollout of Latent Semantic Indexing (LSI).

 

 

 

 

2005

 

FEBRUARY

ALLEGRA

Crackdown on suspicious-looking links.

MAY

BOURBON

Improvements to how duplicate content & non-canonical URLs are treated.

JUNE

PERSONALIZED SEARCH

Results take a user’s search history into account.

OCTOBER

JAGGER

Crackdown on reciprocal links, links farms, paid links.

OCTOBER

GOOGLE LOCAL

Map data is integrated with the Local Business Center (LBC) data.

DECEMBER

BIG DADDY

Updated to URL canonicalization, redirects, & other technical issues.

2006

NOVEMBER

SUPPLEMENTAL UPDATE

Changes to the supplemental index & filtered pages.

 

2007

 

MAY

UNIVERSAL SEARCH

Integration of traditional results with News, Videos, Images, Local, etc.

JUNE

BUFFY

Updated to single-word search results & other small changes.

2008

APRIL

DEWEY

Unspecified updated to the search index.

 

2009

 

FEBRUARY

VINCE

Big brands get a boost in the search index.

DECEMBER

REAL-TIME SEARCH

Twitter feeds, Google News, & new content is integrated into the real-time feed.

 

 

 

2010

 

APRIL

GOOGLE PLACES

LBC rebranded “Places,” is integrated more closely with local search results.

MAY

MAYDAY

Crackdown on low-quality pages ranking for long-tail keyword searches.

JUNE

CAFFEINE

Launch of the new web indexing system, resulting in a 50% fresher index.

 

 

2011

 

FEBRUARY

PANDA

Crackdown on thin content, content farms, sites with high ad-to-content ratios.

NOVEMBER

FRESHNESS UPDATED

The greater emphasis put on recent content in search results.

 

 

 

 

2012

 

JANUARY

SEARCH+YOUR WORLD

Google+ data & user profiles included in search results.

FEBRUARY

VENICE

More localized results appear for board queries.

APRIL

PENGUIN

Crackdown on link schemes, keyword-stuffing, other black hat tactics

MAY

KNOWLEDGE GRAPH

Relevant facts & images included alongside traditional results.

SEPTEMBER

EXACT MATCH DOMAIN

Crackdown on low-quality sites that have search terms in their domain names.

 

2013

 

AUGUST

IN-DEPTH ARTICLES

A new type of results, dedicated to more evergreen, long-form content.

AUGUST

HUMMINGBIRD

Google recognizes full question searches, emphasizes high-quality content.

 

2014

 

2014

JULY

 

 

PIGEON

Change to how Google manages local search; closer ties established between Google’s local and core algorithms.

AUGUST

HTTPS/SSL UPDATE

Google starts giving preference to secure websites. Adding encryption to your site = a boost in rankings.

AUGUST

AUTHORSHIP REMOVED

Authorship bylines disappear from Google’s result pages.

2015

APRIL

MOBILE-FRIENDLY

Mobile-friendliness becomes a stronger ranking factor for mobile searchers.