130 parameters of the site ranking algorithm from Google

Domain first name: 13 factors

1. Age
2. Registration date
3. Publicity/concealment of domain information
4. Geographical affiliation of a domain name
5. Domain of the first level
6. Domain Name Level
7. How often did the IP address address associated with the domain change
8. How often the owner changed
9. Keywords in the domain name
10. IP-address
11. Sites on the same IP address
12. Mention of a domain name (not external links)
13. The geographic attachment specified in the Google Webmaster Tools

Server: 2 factors

1. Geographical location of the server
2. Server Availability (Uptime)

Site architecture: 8 factors

1. URL Architecture
2. HTML and CSS structure
3. Semantics of layout
4. Using external CSS/JS files
5. Availability of internal navigation (for example, with JavaScript disabled, etc.)
6. Hierarchical URLs
7. HTML validity and CSS coding
8. Using cookies

Content: 14 factors

1. Language
2. Uniqueness
3. Number of Text
4. Number of text without links
5. Number of clean text (without links, images, etc.)
6. The relevance of the content, oriented to the current demand, the time of the year
7. Semantic content
8. Content type (business, information, navigation)
9. Matching the content of the market niche
10. Use of certain key phrases (gambling, dating, etc.)
11. Image captions
12. Malicious content (for example, on hacked sites, etc.)
13. Grammar and punctuation
14. Using absolutely unique, new phrases

Internal linking: 5 factors

1. Number of internal links
2. The number of internal links to pages that contain content that is relevant to the referenced Text
3. The number of links to the page from the site's content (not from the navigation panels, grain Crumbs, etc.)
4. Number of links that use the nofollow attribute
5. Density of internal links

Site: 7 factors

1. Robots.txt file content
2. The overall site update rate
3. Number of site pages
4. Age of site pages since the first Google indexing
5. XML Sitemap
6. Confidential information (contact information, agreements, public offers etc.)
7. Site type (blog, information, commercial, etc.)

Webpage: 9 factors

1. The meta tag with the robots attribute
2. Age of the page
3. Update frequency
4. The uniqueness of the content inside the site
5. Readability
6. Page loading speed
7. Page nesting level
8. The number of internal links to the site on this page
9. The number of external links to the site on this page

Keywords: 13 factors

1. Keywords in the title tag
2. Proximity to the beginning of the title tag
3. In alt attributes
4. In the reference text of internal links
5. In the reference text of external references
6. Keywords in bold and oblique
7. Keywords at the beginning of the site content
8. Keyword Density
9. Synonyms for keywords
10. Keywords in file names
11. Keywords in the URL
12. No random (non-topic) keywords
13. Using, abuse of keywords in HTML comments

External links from sitea: 8 factors

1. Number of inbound links from a domain
2. The number of external links from the page
3. The quality of the pages referenced by the site
4. External links to "bad neighbors"
5. Relevance of external links
6. Links to non-existent pages (404-status)
7. References to SEO agencies, for customer sites
8. External links to images

External links to the site: 21 factors

1. Site relevance
2. Relevance of a page
3. Site Quality
4. Page Quality
5. Links from the site grid
6. Quoting (similarity of external links)
7. Link
   1. Reference text
   2. Different IP-addresses of referring sites
   3. Geographical reference diversity
   4. Links from different top-level domains
   5. Thematic diversity
   6. Type of referring sitea (directory, media, etc.)
   7. The place where the link is located (cellar, content, etc.)
8. Site Trust
9. Backlinks from "bad neighbors" or from sites marked as substandard
10. Reciprocal links
11. Links from social networks
12. The link increase trend
13. Quoting a site in Wikipedia
14. Site reference profile (sold/purchased links, etc.)
15. Links from bookmarks

Each external reference: 6 factors

1. Top Level Domain Trust
2. Main domain trust
3. Trust page
4. The location of the link (cellar, content, etc.)
5. Reference text (and alt-attribute for image references)
6. Title-attribute of the link

Site visitors profiles: 6 factors

1. Number of visitors
2. Visitors Geography
3. Bounce Rate
4. User habits
5. Trend of Attendance
6. How often do they go to the site in search results

Pessimization and filtering: 12 factors

1. Overlapping keyword phrases
2. Buying links for a site
3. Selling links to the site
4. Spam (in comments, forums, etc.)
5. Cloaking
6. Hidden text
7. Non-unique content
8. History of domain pessimism
9. History of pessimism of the owner
10. History of pessimization of owner's parameters
11. Recent hacker records
12. Double and hidden redirects to other sites

Other: 6 factors

1. Date of domain registration in Google Webmaster Tools
2. Site references in Google Safe
3. Using the site in Google AdWords
4. Using the site service Google Analytics
5. 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.