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 | 730 | 139 | 73 % | 20 % |
| 2 | Ahrefs External Links Authority | -0.17 | 133 | 28 | 69 % | 18 % |
| 3 | Number of HTTPS Links Authority | -0.16 | 491 | 143 | 93 % | 83 % |
| 4 | Number of Internal Links Authority | -0.16 | 460 | 130 | 93 % | 85 % |
| 5 | Number of Links Authority | -0.16 | 493 | 147 | 94 % | 84 % |
| 6 | Number of DoFollow Links Authority | -0.16 | 485 | 142 | 94 % | 83 % |
| 7 | Number of Absolute URLs Authority | -0.15 | 423 | 141 | 95 % | 84 % |
| 8 | Ahrefs Has Internal Links Authority | -0.15 | 1 | 1 | 71 % | 16 % |
| 9 | Number of External Links Authority | -0.13 | 61 | 17 | 88 % | 75 % |
| 10 | Percentage of DoFollow Internal Links Authority | -0.13 | 95 | 81 | 93 % | 73 % |
| 11 | Number of DoFollow External Links Authority | -0.12 | 47 | 15 | 86 % | 73 % |
| 12 | Number of Nofollow Links Authority | -0.12 | 47 | 6 | 35 % | 74 % |
| 13 | Number of NoFollow External Links Authority | -0.12 | 26 | 3 | 23 % | 75 % |
| 14 | Percentage of DoFollow Links Authority | -0.11 | 100 | 94 | 94 % | 71 % |
| 15 | Has Privacy Policy Trust | -0.11 | 1 | 1 | 58 % | 69 % |
| 16 | Has Terms of Service Trust | -0.11 | 1 | 1 | 37 % | 64 % |
| 17 | Percentage of NoFollow Links Authority | -0.11 | 22 | 4 | 33 % | 65 % |
| 18 | Percentage of NoFollow External Links Authority | -0.1 | 15 | 2 | 21 % | 68 % |
| 19 | Has RSS Link Authority | -0.1 | 1 | 1 | 34 % | 47 % |
| 20 | Percentage of NoFollow Internal Links Authority | -0.1 | 16 | 2 | 22 % | 61 % |
| 21 | Number of PingBacks Authority | -0.1 | 1 | 1 | 16 % | 47 % |
| 22 | Percentage of DoFollow External Links Authority | -0.09 | 38 | 14 | 84 % | 55 % |
| 23 | Number of Rel Author Links Authority | -0.08 | 1 | 1 | 4 % | 56 % |
| 24 | Has Rel Next Link Authority | -0 | 1 | 0 | 0 % | 93 % |
| 25 | Has Rel Pagination Authority | -0 | 1 | 0 | 0 % | 93 % |
| 26 | Number of Sponsored Links Authority | -0 | 1 | 0 | 0 % | 96 % |
| 27 | Number of UGC Links Authority | -0 | 1 | 0 | 0 % | 96 % |
| 28 | Number of MailTo Links Trust | -0 | 1 | 0 | 0 % | 98 % |
| 29 | Has Rel Prev Link Authority | -0 | 1 | 0 | 0 % | 97 % |