Web search engine Optimization scoring system

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From the point of view of SEO, what factors will affect the evaluation of a page search?

Here are some of the relevant factors that we get through various channels, and try to give some quantitative scoring scheme for everyone in the practical work of reference:

Keywords (Keyword)

Keywords in the title: +3

Keywords in URL: +3

Keywords appear in a certain number of pages: +3 (2%-8%)

Keywords in the label H1/H2: +3

Keywords in page start section: +2

Keywords appear in the alt tab: +2

Keywords appear in meta Tags: +1

Keyword Simple stack:-3

Link (links)

Import links (inbound links) Anchor this article: +3

Source of the Import link: +3

Links from similar sites: +3

From。 Edu and. Gov site Links: +3

Anchors for inbound links (Internal links) This article: +2

There are many export links (outgoing links):-1

Export link link to a bad page:-3

Cross Link:-3

META tags (meta tags)

Description Meta Tags: +1

Keywords Meta Tags: +1

Refresh Meta Tags:-1

Page content

Content unique: +3

Frequently updated: +3

Page Survival Length: +2

Poor coding design: 2

Contains invisible text:-3

Door Page:-3

Copy page:-3

Other factors (other MX)

Site Accessibility: +3

Contains site map (sitemap): +2

Site Size: +2

Site presence Time: +2

Is the top-level domain name: +1

URL Length: 0

Machine Downtime: 1

Flash Page:-2

Wrong redirect:-3

Check each of the above items, add the corresponding scores, get the final score, usually the higher the score, indicating that the search results to get a good ranking of the greater the chance.