Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Ahrefs Internal Links Authority | -0.18 | 624 | 153 | 70 % | 25 % |
| 2 | Number of HTTPS Links Authority | -0.18 | 516 | 153 | 92 % | 83 % |
| 3 | Number of Links Authority | -0.17 | 517 | 157 | 93 % | 83 % |
| 4 | Number of DoFollow Links Authority | -0.17 | 510 | 151 | 93 % | 83 % |
| 5 | Number of Internal Links Authority | -0.17 | 509 | 139 | 92 % | 84 % |
| 6 | Ahrefs External Links Authority | -0.15 | 156 | 25 | 67 % | 24 % |
| 7 | Number of Absolute URLs Authority | -0.15 | 479 | 152 | 93 % | 83 % |
| 8 | Number of External Links Authority | -0.14 | 65 | 18 | 87 % | 74 % |
| 9 | Number of DoFollow External Links Authority | -0.13 | 48 | 16 | 84 % | 71 % |
| 10 | Number of Nofollow Links Authority | -0.13 | 71 | 7 | 40 % | 80 % |
| 11 | Has Privacy Policy Trust | -0.13 | 1 | 1 | 56 % | 72 % |
| 12 | Number of NoFollow External Links Authority | -0.13 | 29 | 4 | 27 % | 79 % |
| 13 | Ahrefs Has Internal Links Authority | -0.12 | 1 | 1 | 69 % | 22 % |
| 14 | Percentage of NoFollow Links Authority | -0.12 | 25 | 5 | 38 % | 72 % |
| 15 | Percentage of DoFollow Internal Links Authority | -0.11 | 96 | 81 | 92 % | 67 % |
| 16 | Percentage of NoFollow Internal Links Authority | -0.11 | 18 | 3 | 25 % | 68 % |
| 17 | Has Terms of Service Trust | -0.11 | 1 | 1 | 41 % | 66 % |
| 18 | Percentage of NoFollow External Links Authority | -0.11 | 13 | 3 | 25 % | 74 % |
| 19 | Has RSS Link Authority | -0.11 | 1 | 1 | 34 % | 42 % |
| 20 | Percentage of DoFollow External Links Authority | -0.1 | 29 | 14 | 82 % | 53 % |
| 21 | Percentage of DoFollow Links Authority | -0.1 | 100 | 94 | 93 % | 61 % |
| 22 | Number of PingBacks Authority | -0.09 | 1 | 1 | 16 % | 42 % |
| 23 | Number of Rel Author Links Authority | -0.08 | 1 | 1 | 5 % | 54 % |
| 24 | Number of Sponsored Links Authority | -0 | 1 | 0 | 0 % | 96 % |
| 25 | Number of UGC Links Authority | -0 | 1 | 0 | 0 % | 96 % |
| 26 | Has Rel Pagination Authority | -0 | 1 | 0 | 0 % | 95 % |
| 27 | Has Rel Next Link Authority | -0 | 1 | 0 | 0 % | 95 % |
| 28 | Number of MailTo Links Trust | -0 | 1 | 0 | 0 % | 98 % |
| 29 | Has Rel Prev Link Authority | 0 | 0 | 0 | 0 % | 98 % |