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 | -0.17 | 547 | 109 | 68 % | 13 % |
| 2 | Number of HTTPS Links Authority | -0.17 | 528 | 150 | 91 % | 84 % |
| 3 | Number of DoFollow Links Authority | -0.16 | 520 | 149 | 92 % | 83 % |
| 4 | Number of Links Authority | -0.16 | 530 | 154 | 93 % | 85 % |
| 5 | Number of Internal Links Authority | -0.16 | 516 | 137 | 92 % | 86 % |
| 6 | Ahrefs External Links Authority | -0.16 | 139 | 24 | 65 % | 13 % |
| 7 | Number of Absolute URLs Authority | -0.14 | 531 | 135 | 93 % | 82 % |
| 8 | Ahrefs Has Internal Links Authority | -0.14 | 1 | 1 | 66 % | 12 % |
| 9 | Number of External Links Authority | -0.13 | 71 | 18 | 88 % | 77 % |
| 10 | Number of DoFollow External Links Authority | -0.13 | 56 | 15 | 85 % | 75 % |
| 11 | Percentage of DoFollow Internal Links Authority | -0.12 | 95 | 80 | 91 % | 72 % |
| 12 | Number of Nofollow Links Authority | -0.12 | 38 | 6 | 36 % | 78 % |
| 13 | Number of NoFollow External Links Authority | -0.12 | 22 | 3 | 25 % | 76 % |
| 14 | Has Privacy Policy Trust | -0.11 | 1 | 1 | 59 % | 67 % |
| 15 | Percentage of DoFollow Links Authority | -0.11 | 100 | 93 | 93 % | 70 % |
| 16 | Has Terms of Service Trust | -0.11 | 1 | 1 | 40 % | 65 % |
| 17 | Percentage of NoFollow Links Authority | -0.11 | 22 | 4 | 34 % | 68 % |
| 18 | Percentage of NoFollow External Links Authority | -0.1 | 19 | 3 | 23 % | 70 % |
| 19 | Percentage of NoFollow Internal Links Authority | -0.1 | 8 | 2 | 22 % | 65 % |
| 20 | Percentage of DoFollow External Links Authority | -0.1 | 37 | 14 | 83 % | 57 % |
| 21 | Has RSS Link Authority | -0.1 | 1 | 1 | 35 % | 45 % |
| 22 | Number of PingBacks Authority | -0.09 | 1 | 1 | 15 % | 46 % |
| 23 | Number of Rel Author Links Authority | -0.08 | 2 | 1 | 5 % | 56 % |
| 24 | Number of Sponsored Links Authority | -0 | 1 | 0 | 0 % | 97 % |
| 25 | Number of UGC Links Authority | -0 | 1 | 0 | 0 % | 97 % |
| 26 | Has Rel Next Link Authority | -0 | 1 | 0 | 0 % | 89 % |
| 27 | Has Rel Pagination Authority | -0 | 1 | 0 | 0 % | 89 % |
| 28 | Number of MailTo Links Trust | -0 | 1 | 0 | 0 % | 98 % |
| 29 | Has Rel Prev Link Authority | 0 | 0 | 0 | 0 % | 92 % |