PageRank Recipe?

Domain

1. Age of Domain
2. History of domain
3. KWs in domain name
4. Sub domain or root domain
5. TLD of Domain
6. IP address of domain
7. Location of IP address / Server Datacenter
8. History of past penalties for this domain
9. History of past penalties for this owner
10. Taxonomy flag for general category (transactional, informational, navigational)
11. Taxonomy flag for freshness
12. Taxonomy flag for market niche
13. Architecture HTML structure
14. Use of Headers tags URL path
15. JS files

CSS processing

16. Use of external CSS
17. CSS code embedded on the code or included or on an external fileN
18. Navigation and architecture, or having 800 links in the page template.

Content

19. Keyword density of page
20. Keyword presence in Title Tag
21. Keyword position in title
22. Keyword in filename
23. Keyword in Meta Description (Not Meta Keywords)
24. Keyword in header tags (H1, H2 etc)
25. Keyword in body text
26. Freshness of Content
27. Frequency of Edits
28. % of Page Effected (Changed) by Page Edits
29. Uniqueness of Content
30. Word emphasis (bold, italics, underline)
31. Positioning of most relevant words on page
32. Synonyms relating to theme of page/site
33. Alt tags (of images)
34. Graphic file names
35. Promimity of graphics to supporting text
36. Image quality/resolution ( image search )
37. Semantic information (phrase-based indexing and co-occurring phrase indicators)
38. Geolocation
39. Tags, comments, (video search )

Linking

General

40. Link Rot vs All Links Functional
41. Social signals reinforcement ( RT’s, diggs, etc )
42. Internal Cross Linking
43. No of internal links to page
44. Location of link on page
45. Cluster of Links: Uniqueness of Class C address
46. Anchor text of FIRST text link (Bruce Clay’s point at PubCon)

Per Inbound Link

47. Quality of website linking in
48. Quality of web page linking in
49. Age of website
50. Age of web page
51. Relevancy of page’s content
52. Location of link (Footer, Navigation, Body text)
53. Anchor text
54. Title attribute of link
55. Alt tag of images linking
56. Country specific TLD
57. Domain Authority TLD (.edu, .gov)
58. Location of server
59. Authority Link (CNN, BBC, etc)

Link density

60. Percentage of words on the page are linked words. (All links = 100% density, no linked words = 0% link density) A page that’s all links is bad.
61. Non-Link word count: How many words on a page are not links? More words that are not links is a general indication of more “real” content on a page.

How to get penalties

62. Over Optimisation
63. Purchasing Links
64. Selling Links
65. Comment Spamming
66. Cloaking
67. Hidden Text
68. Duplicate Content
69. Keyword stuffing
70. Manual penalties
71. Sandbox effect (Probably the same as age of domain)

Query related factors

72. Intent behind query ? Informational / Transactional / Navigational
73. Personalization turned on
74. Datacenter
75. Query IP
76. The number of impressions a domain receives in Google SERPs overall. Especially when that number spikes, it’s been mentioned in patents as a possible spam signal.

Miscellaneous

77. JavaScript Links
78. No Follow Links
79. User interaction / satisfaction with results
80. The quality of advertisers that a site runs
81. Performance / Load of a website
82. Speed of JS

SRC: http://daviddouek.com/google-seo-secret-algorithm-revealed