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SEO Tests Catalogue
This is just a sample of the documented and peer reviewed SEO Tests on offer inside of IMG. Up to 10 new tests published monthly to keep you on top of what's working in Google right now.
Tester
Test Title
Hypothesis
Category
Tags
Ted Kubaitis
We are trying to see if Keyword Density is a ranking factor.
On-Page
Keyword Density
Ted Kubaitis
If Keyword Density is the factor then the match count tests will slot in around 10% because they were kept at around that density
On-Page
Keyword Density
Ted Kubaitis
Are broken script includes a negative ranking factor?
Technical
Site Errors, SEO Audits
Ted Kubaitis
Are broken images a negative ranking factor?
Technical
Site Errors, SEO Audits
Ted Kubaitis
Are broken script includes a negative ranking factor?
Technical
Site Errors, SEO Audits
Ted Kubaitis
Testing names with in Heading Tags (Known Entities?)
On-Page
Heading Tags
Ted Kubaitis
Testing the diversity of different kinds of errors as a negative ranking factor.
Technical
Site Errors, SEO Audits
Ted Kubaitis
GSC recently started reporting on broken images. We are wondering about broken css includes.
Technical
Site Errors, SEO Audits
Ryan Hough
At least 50% of a page needs to be unique
On-Page
Duplicate Content
Ryan Hough
At least 60% of a page needs to be unique
On-Page
Duplicate Content
Ryan Hough
Pages that are similar maybe filtered
On-Page
Duplicate Content
Kyle Roof
The closer the page is to the .com the better it will rank.
Technical
Subfolders, Site Structure
Ted Kubaitis
Does having more ranking factors on a page increase rankings
On-Page
ALL THE FACTORS!
Ted Kubaitis
Are headings with no keyword matches a factor? Lets test that.
On-Page
Heading Tags
Ted Kubaitis
Search Volume for a test keyword may impact index allocation for a keyword in the primary index
Technical
Google Bot, Crawling, Indexing
Lee Witcher
With HTML language declared as English, lorem ipsum and English test pages will rank equally well.
On-Page
Language Factors
Kyle Roof
Entities are a ranking factor
On-Page
Keywords, Entities
Ryan Hough
Unique keywords are not filtered
On-Page
Keywords, Duplicate Content
Roman Barnes
Does Google follow more than 4 Redirect Hops?
Technical
Redirects
Laura Klein
An image optimized according to the Search Console Help recommendations will rank better in Google Image Results
On-Page
Image Optimization
Malte Böhm
I try to find out if comment links from an authoritative source influence the rankings.
Off-Page
DoFollow Comment Links
Alex Guemez
Google reads keywords in A Title Tags.
On-page
Technical
Az Respes
Google orders titles in number order 1,2,3,4….
On-page
Content
Vinay Karanam
Random alpha triggers flags in YouTube accounts
YouTube SEO
Content
Lee Witcher
YouTube can be used as an indexer.
YouTube SEO
Indexing