130 ranking algorithm parameters from Google
Domain first name: 13 factors
- Age
- Registration date
- Publicity/concealment of domain information
- Geographical affiliation of a domain name
- Domain of the first level
- Domain Name Level
- How often did the IP address address associated with the domain change
- How often the owner changed
- Keywords in the domain name
- IP-address
- Sites on the same IP address
- Mention of a domain name (not external links)
- The geographic attachment specified in the Google Webmaster Tools
Server: 2 factors
- Geographical location of the server
- Server Availability (Uptime)
Site architecture: 8 factors
- URL Architecture
- HTML and CSS structure
- Semantics of layout
- Using external CSS/JS files
- Availability of internal navigation (for example, with JavaScript disabled, etc.)
- Hierarchical URLs
- HTML validity and CSS coding
- Using cookies
Content: 14 factors
- Language
- Uniqueness
- Number of Text
- Number of text without links
- Number of clean text (without links, images, etc.)
- The relevance of the content, oriented to the current demand, the time of the year
- Semantic content
- Content type (business, information, navigation)
- Matching the content of the market niche
- Use of certain key phrases (gambling, dating, etc.)
- Image captions
- Malicious content (for example, on hacked sites, etc.)
- Grammar and punctuation
- Using absolutely unique, new phrases
Internal linking: 5 factors
- Number of internal links
- The number of internal links to pages that contain content that is relevant to the referenced
Text
- The number of links to the page from the site's content (not from the navigation panels, grain
Crumbs, etc.)
- Number of links that use the nofollow attribute
- Density of internal links
Site: 7 factors
- Robots.txt file content
- The overall site update rate
- Number of site pages
- Age of site pages since the first Google indexing
- XML Sitemap
- Confidential information (contact information, agreements, public offers etc.)
- Site type (blog, information, commercial, etc.)
Webpage: 9 factors
- The meta tag with the robots attribute
- Age of the page
- Update frequency
- The uniqueness of the content inside the site
- Readability
- Page loading speed
- Page nesting level
- The number of internal links to the site on this page
- The number of external links to the site on this page
Keywords: 13 factors
- Keywords in the title tag
- Proximity to the beginning of the title tag
- In alt attributes
- In the reference text of internal links
- In the reference text of external references
- Keywords in bold and oblique
- Keywords at the beginning of the site content
- Keyword Density
- Synonyms for keywords
- Keywords in file names
- Keywords in the URL
- No random (non-topic) keywords
- Using, abuse of keywords in HTML comments
External links from sitea: 8 factors
- Number of inbound links from a domain
- The number of external links from the page
- The quality of the pages referenced by the site
- External links to "bad neighbors"
- Relevance of external links
- Links to non-existent pages (404-status)
- References to SEO agencies, for customer sites
- External links to images
External links to the site: 21 factors
- Site relevance
- Relevance of a page
- Site Quality
- Page Quality
- Links from the site grid
- Quoting (similarity of external links)
- Link
- Reference text
- Different IP-addresses of referring sites
- Geographical reference diversity
- Links from different top-level domains
- Thematic diversity
- Type of referring sitea (directory, media, etc.)
- The place where the link is located (cellar, content, etc.)
- Site Trust
- Backlinks from "bad neighbors" or from sites marked as substandard
- Reciprocal links
- Links from social networks
- The link increase trend
- Quoting a site in Wikipedia
- Site reference profile (sold/purchased links, etc.)
- Links from bookmarks
Each external reference: 6 factors
- Top Level Domain Trust
- Main domain trust
- Trust page
- The location of the link (cellar, content, etc.)
- Reference text (and alt-attribute for image references)
- Title-attribute of the link
Site visitors profiles: 6 factors
- Number of visitors
- Visitors Geography
- Bounce Rate
- User habits
- Trend of Attendance
- How often do they go to the site in search results
Pessimization and filtering: 12 factors
- Overlapping keyword phrases
- Buying links for a site
- Selling links to the site
- Spam (in comments, forums, etc.)
- Cloaking
- Hidden text
- Non-unique content
- History of domain pessimism
- History of pessimism of the owner
- History of pessimization of owner's parameters
- Recent hacker records
- Double and hidden redirects to other sites
Other: 6 factors
- Date of domain registration in Google Webmaster Tools
- Site references in Google Safe
- Using the site in Google AdWords
- Using the site service Google Analytics
- Number of references to the site name
In my opinion, these are not all parameters to which the Google algorithm is sensitive. But it is still evident that the development of search engines goes towards human content, social ties and better sites.