Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Ahrefs Referring Class C Addresses Authority | -0.27 | 837 | 43 | 60 % | 15 % |
| 2 | Ahrefs Referring IP Addresses Authority | -0.27 | 2198 | 57 | 60 % | 15 % |
| 3 | Ahrefs Referring Domains Authority | -0.27 | 13266 | 115 | 60 % | 15 % |
| 4 | Ahrefs Text Backlinks Authority | -0.26 | 588180 | 14612 | 60 % | 15 % |
| 5 | Ahrefs Referring Pages Authority | -0.25 | 589465 | 14575 | 60 % | 15 % |
| 6 | Ahrefs Backlinks Authority | -0.25 | 589466 | 14623 | 60 % | 15 % |
| 7 | Ahrefs NoFollow Backlinks Authority | -0.25 | 76215 | 755 | 47 % | 15 % |
| 8 | Ahrefs Dofollow Backlinks Authority | -0.25 | 537518 | 14209 | 52 % | 15 % |
| 9 | Ahrefs Has NoFollow Backlinks Authority | -0.23 | 1 | 1 | 47 % | 15 % |
| 10 | Ahrefs Has Text Backlinks Authority | -0.21 | 1 | 1 | 59 % | 15 % |
| 11 | Ahrefs Has Dofollow Backlinks Authority | -0.21 | 1 | 1 | 52 % | 15 % |
| 12 | Ahrefs Has Backlinks Authority | -0.21 | 1 | 1 | 60 % | 15 % |
| 13 | Ahrefs Linked Root Domains Authority | -0.17 | 22 | 8 | 68 % | 14 % |
| 14 | Has Canonical URL Authority | -0.16 | 1 | 1 | 73 % | 72 % |
| 15 | Ahrefs Redirects Authority | -0.15 | 238 | 7 | 13 % | 12 % |
| 16 | Ahrefs Has External Links Authority | -0.15 | 1 | 1 | 62 % | 12 % |
| 17 | Ahrefs Has Linked Root Domains Authority | -0.15 | 1 | 1 | 67 % | 12 % |