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Almost every day, Google introduces changes to its ranking algorithm.
Some are tiny tweaks, others have shaken the SERPs badly.
This little piece of paper will help you understand the most important algorithmic changes and penalties launched in recent years, with a brief overview and SEO advice.
Read or get free paper in PDF format.
Are your traffic changes related to the Google update?
Let‘s see what each update is about and how to adjust.
1. Panda algorithm
Issue date: 24 February 2011.
Danger: repetition, plagiarism or thin content;
User-generated spam;
Keyword stuffing
2. Penguin algorithm
Issue date: 24 April 2012.
Danger: spam or irrelevant links;
Links with optimized anchor text.
3. Hummingbird algorithm
Issue date: 22 August 2013.
Danger: keyword stuffing;
Low quality content
4. Pigeon algorithm
Issue date: 24 July 2014 (USA);
December 22, 2014 (UK, Canada, Australia)
Risk: poor SEO on and off the page.
5. Mobile algorithm
Issue date: April 21, 2015.
Danger: lack of mobile page version;
Poor mobile availability.
6. RankBrain
Issue date: 26 October 2015.
Disadvantages: lack of query specific related features;
Thin content;
Bad UX
7. Scoring system
Issue date: 1 September 2016.
Danger: intense competition for the location of the target.
8. Fred
Issue date: March 8, 2017.
Danger: thin, attached, or AD centered.
Some are tiny tweaks, others have shaken the SERPs badly.
This little piece of paper will help you understand the most important algorithmic changes and penalties launched in recent years, with a brief overview and SEO advice.
Read or get free paper in PDF format.
Are your traffic changes related to the Google update?
Let‘s see what each update is about and how to adjust.
1. Panda algorithm
Issue date: 24 February 2011.
Danger: repetition, plagiarism or thin content;
User-generated spam;
Keyword stuffing
2. Penguin algorithm
Issue date: 24 April 2012.
Danger: spam or irrelevant links;
Links with optimized anchor text.
3. Hummingbird algorithm
Issue date: 22 August 2013.
Danger: keyword stuffing;
Low quality content
4. Pigeon algorithm
Issue date: 24 July 2014 (USA);
December 22, 2014 (UK, Canada, Australia)
Risk: poor SEO on and off the page.
5. Mobile algorithm
Issue date: April 21, 2015.
Danger: lack of mobile page version;
Poor mobile availability.
6. RankBrain
Issue date: 26 October 2015.
Disadvantages: lack of query specific related features;
Thin content;
Bad UX
7. Scoring system
Issue date: 1 September 2016.
Danger: intense competition for the location of the target.
8. Fred
Issue date: March 8, 2017.
Danger: thin, attached, or AD centered.