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 | -0.16 | 512 | 136 | 90 % | 78 % |
| 2 | Number of Links Authority | -0.16 | 512 | 142 | 91 % | 77 % |
| 3 | Number of DoFollow Links Authority | -0.16 | 502 | 137 | 91 % | 77 % |
| 4 | Number of Internal Links Authority | -0.16 | 495 | 125 | 91 % | 78 % |
| 5 | Number of Absolute URLs Authority | -0.15 | 433 | 139 | 91 % | 78 % |
| 6 | Number of External Links Authority | -0.13 | 56 | 17 | 86 % | 75 % |
| 7 | Ahrefs Internal Links Authority | -0.13 | 459 | 68 | 51 % | 29 % |
| 8 | Has Privacy Policy Trust | -0.12 | 1 | 1 | 61 % | 75 % |
| 9 | Number of Nofollow Links Authority | -0.12 | 40 | 6 | 33 % | 75 % |
| 10 | Number of NoFollow External Links Authority | -0.12 | 22 | 3 | 23 % | 76 % |
| 11 | Number of DoFollow External Links Authority | -0.12 | 39 | 15 | 84 % | 73 % |
| 12 | Percentage of DoFollow Internal Links Authority | -0.12 | 94 | 80 | 89 % | 66 % |
| 13 | Percentage of NoFollow Links Authority | -0.11 | 20 | 4 | 31 % | 71 % |
| 14 | Ahrefs External Links Authority | -0.11 | 107 | 14 | 49 % | 30 % |
| 15 | Percentage of NoFollow External Links Authority | -0.11 | 17 | 2 | 22 % | 71 % |
| 16 | Percentage of NoFollow Internal Links Authority | -0.1 | 7 | 2 | 19 % | 67 % |
| 17 | Percentage of DoFollow Links Authority | -0.1 | 100 | 92 | 90 % | 66 % |
| 18 | Has Terms of Service Trust | -0.1 | 1 | 1 | 41 % | 65 % |
| 19 | Ahrefs Has Internal Links Authority | -0.1 | 1 | 1 | 50 % | 28 % |
| 20 | Has RSS Link Authority | -0.09 | 1 | 1 | 37 % | 54 % |
| 21 | Number of Rel Author Links Authority | -0.08 | 1 | 1 | 5 % | 60 % |
| 22 | Percentage of DoFollow External Links Authority | -0.08 | 29 | 13 | 83 % | 58 % |
| 23 | Number of PingBacks Authority | -0.08 | 1 | 1 | 17 % | 52 % |
| 24 | Number of Sponsored Links Authority | -0 | 1 | 0 | 0 % | 76 % |
| 25 | Number of UGC Links Authority | -0 | 1 | 0 | 0 % | 76 % |
| 26 | Number of MailTo Links Trust | -0 | 1 | 0 | 0 % | 90 % |
| 27 | Has Rel Next Link Authority | -0 | 1 | 0 | 0 % | 87 % |
| 28 | Has Rel Pagination Authority | -0 | 1 | 0 | 0 % | 87 % |
| 29 | Has Rel Prev Link Authority | -0 | 1 | 0 | 0 % | 90 % |