Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Ahrefs Rank Authority | -0.25 | 33 | 18 | 94 % | 13 % |
| 2 | Ahrefs Referring Class C Addresses Authority | -0.24 | 675 | 43 | 60 % | 17 % |
| 3 | Ahrefs Referring IP Addresses Authority | -0.24 | 1000 | 52 | 60 % | 18 % |
| 4 | Ahrefs Referring Domains Authority | -0.23 | 2104 | 68 | 60 % | 18 % |
| 5 | Ahrefs NoFollow Backlinks Authority | -0.22 | 54083 | 923 | 47 % | 17 % |
| 6 | Ahrefs Text Backlinks Authority | -0.22 | 720238 | 9721 | 59 % | 17 % |
| 7 | Ahrefs Referring Pages Authority | -0.22 | 720247 | 9726 | 60 % | 17 % |
| 8 | Ahrefs Backlinks Authority | -0.22 | 720247 | 9701 | 60 % | 17 % |
| 9 | Ahrefs Dofollow Backlinks Authority | -0.21 | 716870 | 8955 | 52 % | 17 % |
| 10 | Ahrefs Has NoFollow Backlinks Authority | -0.2 | 1 | 1 | 47 % | 18 % |
| 11 | Ahrefs Domain Rating Authority | -0.2 | 83 | 51 | 92 % | 14 % |
| 12 | Ahrefs Has Text Backlinks Authority | -0.19 | 1 | 1 | 58 % | 17 % |
| 13 | Ahrefs Has Dofollow Backlinks Authority | -0.19 | 1 | 1 | 51 % | 16 % |
| 14 | Ahrefs Has Backlinks Authority | -0.19 | 1 | 1 | 59 % | 18 % |
| 15 | Ahrefs Linked Root Domains Authority | -0.16 | 17 | 8 | 70 % | 18 % |
| 16 | Ahrefs Has Image Backlinks Authority | -0.16 | 1 | 1 | 23 % | 14 % |
| 17 | Ahrefs Has External Links Authority | -0.15 | 1 | 1 | 62 % | 16 % |
| 18 | Ahrefs Has Linked Root Domains Authority | -0.15 | 1 | 1 | 68 % | 16 % |
| 19 | Has Canonical URL Authority | -0.14 | 1 | 1 | 74 % | 71 % |
| 20 | Ahrefs Has Redirects Authority | -0.13 | 1 | 1 | 13 % | 12 % |
| 21 | Ahrefs Redirects Authority | -0.13 | 47 | 3 | 13 % | 14 % |
| 22 | Ahrefs Canonical Backlinks Authority | -0.12 | 116 | 2 | 6 % | 13 % |