39 Factors that affect link value

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Link factor

Link Anchor Text 4.6

Link Age 3.6

Link type (picture, text) 3.5

Surrounding text 3.3

Number of Links 3.2

Location of links on page 2.9

Reciprocal link 2.9

Destination address (where the link points to) 2.9

Links in Source files location 1.9

Page factor

Page authority (import link) 4.4

Number of outbound links on page 4.3

The total number of links on the page 4.1

Page authority (internal link) 3.8

Export Link Dependencies 3.4

Page Age 3.4

Page dependencies (Content Want) 3.2

Page Export Link Quality 3.1

Page URL 2.6

Page dependencies (keywords) 2.6

Page authority (PR aspect) 2.4

The last time the page was edited 2.4

Page Type 1.7

Domain name factor

Domain Authority (4.5.html > Reverse link quality) 4.4

Domain Name Age 4.1

Domain-related authority degree 3.9

Domain Name Authority (reverse link quantity) 3.1

authority of Domain name (pr aspect) 2.7

authority of domain name (not related keywords rank) 2.6

Domain Correlation 2.4

Domain Name Type 2.3

Alexa Rank 1.1

Negative factors

Robots.txt 4.8

Punished Page 4.5

JavaScript link 3.9

Jump Link 3.9

Bad Neighbor 3.6

Paid Link 3.4

Indexed Links 2.9