SEO Ranking Factors

1. Domain Age
2. Keyword Appears in Top Level Domain
3. Keyword As First Word in Domain
4. Domain registration length
5. Keyword in Subdomain
6. Domain History
7. Exact Match Domain
8. Public vs. Private WhoIs
9. Penalized WhoIs Owner
10. Country TLD extension: Having a Country Code Top Level Domain (.cn, .pt, .ca) can help the site rank for that particular country… but it can limit the site’s ability to rank globally.
11. Keyword in Title Tag
12. Title Tag Starts with Keyword
13. Keyword in Description Tag
14. Keyword Appears in H1 Tag
15. TF-IDF
16. Content Length
17. Table of Contents
18. Keyword Density
19. Latent Semantic Indexing Keywords in Content (LSI)
20. LSI Keywords in Title and Description Tags
21. Page Covers Topic In-Depth
22. Page Loading Speed via HTML
23. Page Loading Speed via Chrome
24. Use of AMP
25. Entity Match
26. Google Hummingbird
27. Duplicate Content
28. Rel=Canonical
29. Image Optimization
30. Content Recency: Google shows the date of a page’s last update for certain pages:
31. Magnitude of Content Updates
32. Historical Page Updates
33. Keyword Prominence
34. Keyword in H2, H3 Tags
35. Outbound Link Quality
36. Outbound Link Theme
37. Grammar and Spelling
38. Syndicated Content
39. Mobile-Friendly Update
40. Mobile Usability
41. “Hidden” Content on Mobile
42. Helpful “Supplementary Content”
43. Content Hidden Behind Tabs
44. Number of Outbound Links
45. Multimedia
46. Number of Internal Links Pointing to Page
47. Quality of Internal Links Pointing to Page
48. Broken Links
49. Reading Level
50. Affiliate Links
51. HTML errors/W3C validation
52. Domain Authority
53. Page’s PageRank
54. URL Length
55. URL Path
56. Human Editors
57. Page Category
58. WordPress Tags
59. Keyword in URL
61. References and Sources
62. Bullets and Numbered Lists
63. Priority of Page in Sitemap
64. Too Many Outbound Links
65. Quantity of Other Keywords Page Ranks For
66. Page Age
67. User Friendly Layout
68. Parked Domains
69. Useful Content
70. Content Provides Value and Unique Insights
71. Contact Us Page
72. Domain Trust/TrustRank
73. Site Architecture
74. Site Updates
75. Presence of Sitemap
75. Presence of Sitemap
76. Site Uptime
77. Server Location
78. SSL Certificate
79. Terms of Service and Privacy Pages
80. Duplicate Meta Information On-Site
81. Breadcrumb Navigation
82. Mobile Optimized
83. YouTube
84. Site Usability
85. Use of Google Analytics and Google Search Console
86. User reviews/Site reputation
87. Linking Domain Age
88. # of Linking Root Domains
89. # of Links from Separate C-Class IPs
90. # of Linking Pages
91. Backlink Anchor Text
92. Alt Tag (for Image Links)
93. Links from .edu or .gov Domains
94. Authority of Linking Page
95. Authority of Linking Domain
96. Links From Competitors
97. Links from “Expected” Websites
98. Links from Bad Neighborhoods
99. Guest Posts
100. Links From Ads
101. Homepage Authority
102. Nofollow Links
103. Diversity of Link Types
104. “Sponsored Links” Or Other Words Around Link
105. Contextual Links
106. Excessive 301 Redirects to Page
107. Internal Link Anchor Text
108. Link Title Attribution
109. Country TLD of Referring Domain
110. Link Location In Content
111. Link Location on Page
112. Linking Domain Relevancy
113. Page-Level Relevancy
114. Keyword in Title
115. Positive Link Velocity
116. Negative Link Velocity
117. Links from “Hub” Pages
118. Link from Authority Sites
119. Linked to as Wikipedia Source
120. Co-Occurrences
121. Backlink Age
122. Links from Real Sites vs. “Splogs”
123. Natural Link Profile
124. Reciprocal Links
125. User Generated Content Links
126. Links from 301
127. Schema.org Usage
128. TrustRank of Linking Site
129. Number of Outbound Links on Page
130. Forum Links
131. Word Count of Linking Content
132. Quality of Linking Content
133. Sitewide Links
134. RankBrain
135. Organic Click Through Rate for a Keyword
136. Organic CTR for All Keywords
137. Bounce Rate
138. Direct Traffic
139. Repeat Traffic
140. Pogosticking
141. Blocked Sites
142. Chrome Bookmarks
143. Number of Comments
145. Query Deserves Freshness
146. Query Deserves Diversity
147. User Browsing History
148. User Search History
149. Featured Snippets
150. Geo Targeting
151. Safe Search
152. Google+ Circles
157. Local Searches
158. Top Stories box