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 | -0.18 | 427 | 148 | 89 % | 82 % |
| 2 | Number of Links Authority | -0.17 | 446 | 154 | 90 % | 81 % |
| 3 | Number of DoFollow Links Authority | -0.17 | 429 | 148 | 90 % | 80 % |
| 4 | Number of Internal Links Authority | -0.17 | 437 | 137 | 90 % | 82 % |
| 5 | Number of Absolute URLs Authority | -0.16 | 500 | 144 | 91 % | 79 % |
| 6 | Number of External Links Authority | -0.15 | 58 | 17 | 85 % | 72 % |
| 7 | Ahrefs Internal Links Authority | -0.14 | 371 | 85 | 66 % | 17 % |
| 8 | Has Privacy Policy Trust | -0.14 | 1 | 1 | 58 % | 67 % |
| 9 | Percentage of DoFollow Internal Links Authority | -0.14 | 93 | 79 | 89 % | 66 % |
| 10 | Number of Nofollow Links Authority | -0.14 | 46 | 6 | 35 % | 76 % |
| 11 | Number of DoFollow External Links Authority | -0.13 | 51 | 14 | 83 % | 70 % |
| 12 | Number of NoFollow External Links Authority | -0.13 | 20 | 3 | 23 % | 75 % |
| 13 | Percentage of DoFollow Links Authority | -0.13 | 100 | 92 | 89 % | 61 % |
| 14 | Percentage of NoFollow Links Authority | -0.13 | 22 | 4 | 33 % | 68 % |
| 15 | Ahrefs External Links Authority | -0.13 | 52 | 17 | 63 % | 17 % |
| 16 | Ahrefs Has Internal Links Authority | -0.12 | 1 | 1 | 64 % | 15 % |
| 17 | Percentage of NoFollow External Links Authority | -0.12 | 16 | 2 | 22 % | 68 % |
| 18 | Has Terms of Service Trust | -0.12 | 1 | 1 | 42 % | 65 % |
| 19 | Percentage of NoFollow Internal Links Authority | -0.11 | 17 | 3 | 22 % | 64 % |
| 20 | Percentage of DoFollow External Links Authority | -0.1 | 33 | 13 | 81 % | 52 % |
| 21 | Has RSS Link Authority | -0.1 | 1 | 1 | 33 % | 45 % |
| 22 | Number of PingBacks Authority | -0.09 | 1 | 1 | 17 % | 47 % |
| 23 | Number of Rel Author Links Authority | -0.08 | 4 | 1 | 4 % | 54 % |
| 24 | Has Rel Pagination Authority | -0 | 1 | 0 | 0 % | 93 % |
| 25 | Has Rel Next Link Authority | -0 | 1 | 0 | 0 % | 93 % |
| 26 | Has Rel Prev Link Authority | -0 | 1 | 0 | 0 % | 94 % |
| 27 | Number of MailTo Links Trust | -0 | 1 | 0 | 0 % | 94 % |
| 28 | Number of Sponsored Links Authority | -0 | 1 | 0 | 0 % | 34 % |
| 29 | Number of UGC Links Authority | -0 | 1 | 0 | 0 % | 34 % |