Top Google Algorithm Update
What is Google Algorithms
Google’s algorithms are a complex system used to retrieve data from its search index and instantly deliver the best possible results for a query. The search engine uses a combination of algorithms and numerous ranking signals to deliver webpages ranked by relevance on its search engine results pages (SERPs).
Top Google Algorithm Introduction
1. Panda
Launch date:
February 24, 2011
To Risk:
Duplicate, plagiarized or thin content; user-generated spam; keyword stuffing
2. Penguin
Launch date:
April 24, 2012
To Risk:
Spammy or irrelevant links; links with over-optimized anchor text
3. Hummingbird
Launch date:
August 22, 2013
To Risk:
Keyword stuffing; low-quality content
4. Pigeon
Launch date:
July 24, 2014 (US); December 22, 2014 (UK, Canada, Australia)
To Risk:
Poor on- and off-page SEO
5. Mobile
Launch date:
April 21, 2015
To Risk:
Lack of a mobile version of the page; poor mobile usability
6. RankBrain
Launch date:
October 26, 2015
To Risk:
Lack of query-specific relevance features; shallow content; poor UX
7. Possum
Launch date:
September 1, 2016
To Risk:
Tense competition in your target location
8. Fred
Launch date:
March 8, 2017
To Risk:
Thin, affiliate-heavy or ad-centered content