Backlink Ranking factors

1. Linking Domain Age
2. Number of the Linking Root Domain
3. Number of the Links from Separate C-Class IP’s
4. Number of the Linking Pages
5. ALT Tag for Image Links
6. Links from the .EDU and .GOV Domains
7. Domain Authority of the Linking Domain
8. Page Authority of the Linking Page
9. Links from the Competitors
10. Social Shares of the Referring Page
11. Links from the Bad Neighbourhoods
12. Guest Posts
13. Links to Homepage Domain that Page Sits on
14. No-follow Links
15. Diversity Of the Types
16. Contextual links
17. Sponsored Links or Other Words Around Link
18. Excessive 301 Re-directions to Page
19. Back Link Anchor Text
20. Internal Link Anchor Text
21. Link Title Attribution
22. Country TLD of Referring Domain
23. Link Location In Content
24. Link Location on Page
25. Linking Domain Relevancy
26. Page Level Relevancy
27. Text Around Link Sentiment
28. Keyword in Title
29. Positive Link Velocity
30. Negative Link velocity
31. Links from HUB Pages
32. Links from Authority Sites
33. Linked to as Wikipedia Source
34. Co-Occurrences
35. Backlink Age
36. Links from the Real Sites VS SPLOGS
37. Natural Link Profile
38. Reciprocal Links
39. User Generated Content Links
40. Links from 301
41. Schema.Org Microformats
42. DMOZ Listed
43. Yahoo Directory Listed
44. Number of Outbound Links on Page
45. Forum Profile Links
46. Word Count of Linking Content
47. Quality of Linking Content
48. Site wide Links