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 | -0.14 | 415 | 114 | 79 % | 86 % |
| 2 | Number of Links Authority | -0.13 | 417 | 123 | 81 % | 82 % |
| 3 | Number of Absolute URLs Authority | -0.13 | 400 | 121 | 82 % | 81 % |
| 4 | Number of Internal Links Authority | -0.13 | 397 | 106 | 80 % | 83 % |
| 5 | Number of DoFollow Links Authority | -0.13 | 412 | 116 | 81 % | 82 % |
| 6 | Number of External Links Authority | -0.12 | 82 | 17 | 75 % | 79 % |
| 7 | Number of Nofollow Links Authority | -0.12 | 81 | 7 | 35 % | 81 % |
| 8 | Number of NoFollow External Links Authority | -0.12 | 36 | 4 | 24 % | 82 % |
| 9 | Number of DoFollow External Links Authority | -0.11 | 69 | 14 | 72 % | 76 % |
| 10 | Percentage of NoFollow Links Authority | -0.11 | 23 | 5 | 33 % | 76 % |
| 11 | Percentage of NoFollow External Links Authority | -0.1 | 16 | 3 | 22 % | 79 % |
| 12 | Has Privacy Policy Trust | -0.1 | 1 | 1 | 50 % | 73 % |
| 13 | Ahrefs Internal Links Authority | -0.1 | 373 | 43 | 44 % | 20 % |
| 14 | Percentage of NoFollow Internal Links Authority | -0.09 | 17 | 3 | 23 % | 71 % |
| 15 | Percentage of DoFollow Internal Links Authority | -0.09 | 93 | 68 | 78 % | 69 % |
| 16 | Has Terms of Service Trust | -0.09 | 1 | 1 | 33 % | 71 % |
| 17 | Ahrefs External Links Authority | -0.09 | 44 | 8 | 39 % | 19 % |
| 18 | Percentage of DoFollow Links Authority | -0.08 | 100 | 77 | 77 % | 67 % |
| 19 | Percentage of DoFollow External Links Authority | -0.08 | 32 | 12 | 68 % | 62 % |
| 20 | Has RSS Link Authority | -0.08 | 1 | 1 | 32 % | 53 % |
| 21 | Number of PingBacks Authority | -0.07 | 1 | 1 | 16 % | 55 % |
| 22 | Ahrefs Has Internal Links Authority | -0.07 | 1 | 1 | 41 % | 18 % |
| 23 | Number of Rel Author Links Authority | -0.07 | 2 | 1 | 6 % | 62 % |
| 24 | Has Rel Pagination Authority | -0 | 1 | 0 | 0 % | 93 % |
| 25 | Has Rel Next Link Authority | -0 | 1 | 0 | 0 % | 93 % |
| 26 | Number of MailTo Links Trust | -0 | 1 | 0 | 0 % | 91 % |
| 27 | Has Rel Prev Link Authority | -0 | 1 | 0 | 0 % | 92 % |