Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Percentage of DoFollow Internal Links Authority | -0.16 | 94 | 73 | 78 % | 83 % |
| 2 | Percentage of DoFollow Links Authority | -0.16 | 100 | 84 | 78 % | 87 % |
| 3 | Number of Links Authority | -0.15 | 533 | 143 | 79 % | 77 % |
| 4 | Number of DoFollow Links Authority | -0.15 | 511 | 139 | 79 % | 82 % |
| 5 | Number of HTTPS Links Authority | -0.15 | 531 | 140 | 78 % | 82 % |
| 6 | Number of Internal Links Authority | -0.15 | 510 | 129 | 78 % | 82 % |
| 7 | Number of Absolute URLs Authority | -0.15 | 852 | 259 | 81 % | 83 % |
| 8 | Number of External Links Authority | -0.15 | 140 | 15 | 74 % | 77 % |
| 9 | Number of DoFollow External Links Authority | -0.14 | 60 | 14 | 73 % | 77 % |
| 10 | Percentage of DoFollow External Links Authority | -0.14 | 56 | 12 | 71 % | 73 % |
| 11 | Has Privacy Policy Trust | -0.13 | 1 | 1 | 54 % | 73 % |
| 12 | Has Terms of Service Trust | -0.12 | 1 | 1 | 36 % | 65 % |
| 13 | Number of Nofollow Links Authority | -0.12 | 173 | 4 | 24 % | 76 % |
| 14 | Number of NoFollow External Links Authority | -0.11 | 132 | 2 | 17 % | 74 % |
| 15 | Has RSS Link Authority | -0.11 | 1 | 1 | 32 % | 57 % |
| 16 | Percentage of NoFollow Links Authority | -0.11 | 9 | 2 | 22 % | 74 % |
| 17 | Percentage of NoFollow External Links Authority | -0.11 | 6 | 1 | 15 % | 71 % |
| 18 | Percentage of NoFollow Internal Links Authority | -0.11 | 7 | 2 | 12 % | 70 % |
| 19 | Number of PingBacks Authority | -0.09 | 1 | 1 | 11 % | 53 % |
| 20 | Number of Rel Author Links Authority | -0.06 | 2 | 1 | 3 % | 63 % |
| 21 | Has Rel Pagination Authority | -0.05 | 1 | 0 | 2 % | 71 % |
| 22 | Has Rel Next Link Authority | -0.05 | 1 | 0 | 2 % | 73 % |
| 23 | Has Rel Prev Link Authority | -0.01 | 1 | 0 | 0 % | 84 % |
| 24 | Number of UGC Links Authority | -0.01 | 1 | 0 | 0 % | 89 % |
| 25 | Number of Sponsored Links Authority | -0.01 | 1 | 0 | 0 % | 87 % |
| 26 | Number of MailTo Links Trust | -0 | 1 | 0 | 0 % | 90 % |
| 27 | Ahrefs External Links Authority | 0 | 0 | 0 | 0 % | 73 % |
| 28 | Ahrefs Has Internal Links Authority | 0 | 0 | 0 | 0 % | 73 % |
| 29 | Ahrefs Internal Links Authority | 0 | 0 | 0 | 0 % | 73 % |