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 | -0.22 | 1184 | 43 | 61 % | 13 % |
| 2 | Ahrefs Referring IP Addresses Authority | -0.22 | 1732 | 53 | 60 % | 13 % |
| 3 | Ahrefs Referring Domains Authority | -0.22 | 4047 | 70 | 60 % | 13 % |
| 4 | Ahrefs NoFollow Backlinks Authority | -0.21 | 46011 | 679 | 52 % | 13 % |
| 5 | Ahrefs Text Backlinks Authority | -0.2 | 460588 | 5378 | 60 % | 13 % |
| 6 | Ahrefs Backlinks Authority | -0.2 | 460792 | 5368 | 61 % | 13 % |
| 7 | Ahrefs Referring Pages Authority | -0.2 | 460792 | 5368 | 61 % | 13 % |
| 8 | Ahrefs Has NoFollow Backlinks Authority | -0.19 | 1 | 1 | 50 % | 12 % |
| 9 | Ahrefs Dofollow Backlinks Authority | -0.19 | 442449 | 4880 | 53 % | 13 % |
| 10 | Ahrefs Has Text Backlinks Authority | -0.19 | 1 | 1 | 60 % | 12 % |
| 11 | Ahrefs Has Backlinks Authority | -0.19 | 1 | 1 | 60 % | 12 % |
| 12 | Has Canonical URL Authority | -0.14 | 1 | 1 | 62 % | 73 % |