Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Number of HTTPS Links Authority | -0.17 | 493 | 133 | 86 % | 80 % |
| 2 | Number of Internal Links Authority | -0.16 | 488 | 132 | 90 % | 75 % |
| 3 | Number of Links Authority | -0.16 | 514 | 153 | 91 % | 76 % |
| 4 | Number of DoFollow Links Authority | -0.15 | 505 | 145 | 91 % | 74 % |
| 5 | Number of Absolute URLs Authority | -0.15 | 968 | 183 | 93 % | 79 % |
| 6 | Number of External Links Authority | -0.15 | 197 | 21 | 86 % | 76 % |
| 7 | Number of Nofollow Links Authority | -0.15 | 76 | 9 | 39 % | 85 % |
| 8 | Ahrefs Internal Links Authority | -0.14 | 168 | 45 | 65 % | 12 % |
| 9 | Number of NoFollow External Links Authority | -0.14 | 73 | 4 | 27 % | 85 % |
| 10 | Percentage of NoFollow Links Authority | -0.14 | 23 | 5 | 37 % | 83 % |
| 11 | Has Terms of Service Trust | -0.14 | 1 | 1 | 42 % | 70 % |
| 12 | Number of DoFollow External Links Authority | -0.14 | 196 | 18 | 84 % | 72 % |
| 13 | Has Privacy Policy Trust | -0.14 | 1 | 1 | 60 % | 75 % |
| 14 | Percentage of NoFollow External Links Authority | -0.14 | 17 | 3 | 25 % | 81 % |
| 15 | Percentage of DoFollow Internal Links Authority | -0.13 | 95 | 79 | 89 % | 64 % |
| 16 | Percentage of NoFollow Internal Links Authority | -0.12 | 20 | 3 | 25 % | 78 % |
| 17 | Has Rel Next Link Authority | -0.12 | 1 | 1 | 7 % | 67 % |
| 18 | Has Rel Pagination Authority | -0.12 | 1 | 1 | 7 % | 66 % |
| 19 | Percentage of DoFollow External Links Authority | -0.12 | 35 | 14 | 82 % | 59 % |
| 20 | Percentage of DoFollow Links Authority | -0.11 | 100 | 92 | 89 % | 58 % |
| 21 | Number of PingBacks Authority | -0.1 | 1 | 1 | 19 % | 49 % |
| 22 | Has RSS Link Authority | -0.1 | 1 | 1 | 33 % | 50 % |
| 23 | Number of Rel Author Links Authority | -0.09 | 3 | 1 | 7 % | 53 % |
| 24 | Has Rel Prev Link Authority | -0.08 | 1 | 1 | 3 % | 33 % |