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 | 440 | 134 | 87 % | 82 % |
| 2 | Number of Links Authority | -0.17 | 447 | 151 | 91 % | 78 % |
| 3 | Number of Internal Links Authority | -0.16 | 427 | 131 | 91 % | 78 % |
| 4 | Number of DoFollow Links Authority | -0.16 | 433 | 143 | 91 % | 77 % |
| 5 | Number of Absolute URLs Authority | -0.16 | 1167 | 186 | 93 % | 81 % |
| 6 | Ahrefs Internal Links Authority | -0.15 | 246 | 56 | 66 % | 13 % |
| 7 | Number of External Links Authority | -0.15 | 101 | 21 | 86 % | 76 % |
| 8 | Ahrefs External Links Authority | -0.15 | 41 | 13 | 60 % | 13 % |
| 9 | Number of Nofollow Links Authority | -0.15 | 85 | 9 | 39 % | 82 % |
| 10 | Number of NoFollow External Links Authority | -0.14 | 47 | 4 | 28 % | 82 % |
| 11 | Has Privacy Policy Trust | -0.14 | 1 | 1 | 62 % | 74 % |
| 12 | Percentage of NoFollow Links Authority | -0.14 | 28 | 6 | 38 % | 78 % |
| 13 | Number of DoFollow External Links Authority | -0.14 | 97 | 17 | 84 % | 72 % |
| 14 | Percentage of NoFollow External Links Authority | -0.13 | 23 | 3 | 26 % | 78 % |
| 15 | Has Terms of Service Trust | -0.13 | 1 | 1 | 44 % | 68 % |
| 16 | Number of MailTo Links Trust | -0.12 | 1 | 1 | 1 % | 13 % |
| 17 | Percentage of DoFollow Internal Links Authority | -0.12 | 94 | 80 | 90 % | 65 % |
| 18 | Percentage of NoFollow Internal Links Authority | -0.12 | 17 | 3 | 26 % | 72 % |
| 19 | Has Rel Next Link Authority | -0.12 | 1 | 1 | 7 % | 59 % |
| 20 | Has Rel Pagination Authority | -0.12 | 1 | 1 | 7 % | 59 % |
| 21 | Percentage of DoFollow External Links Authority | -0.12 | 29 | 14 | 82 % | 56 % |
| 22 | Percentage of DoFollow Links Authority | -0.11 | 100 | 93 | 90 % | 58 % |
| 23 | Has RSS Link Authority | -0.11 | 1 | 1 | 37 % | 51 % |
| 24 | Number of PingBacks Authority | -0.1 | 1 | 1 | 21 % | 48 % |
| 25 | Number of Rel Author Links Authority | -0.09 | 2 | 1 | 7 % | 55 % |
| 26 | Has Rel Prev Link Authority | -0.08 | 1 | 1 | 3 % | 33 % |