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 | 510 | 150 | 93 % | 84 % |
| 2 | Number of Links Authority | -0.18 | 513 | 155 | 94 % | 83 % |
| 3 | Number of DoFollow Links Authority | -0.18 | 502 | 149 | 94 % | 84 % |
| 4 | Number of Internal Links Authority | -0.18 | 490 | 137 | 93 % | 86 % |
| 5 | Number of Absolute URLs Authority | -0.16 | 497 | 142 | 94 % | 83 % |
| 6 | Number of External Links Authority | -0.14 | 56 | 17 | 88 % | 75 % |
| 7 | Ahrefs Internal Links Authority | -0.13 | 293 | 71 | 60 % | 22 % |
| 8 | Number of NoFollow External Links Authority | -0.13 | 22 | 3 | 24 % | 78 % |
| 9 | Number of Nofollow Links Authority | -0.13 | 42 | 6 | 35 % | 77 % |
| 10 | Number of DoFollow External Links Authority | -0.12 | 44 | 15 | 86 % | 72 % |
| 11 | Percentage of DoFollow Internal Links Authority | -0.12 | 96 | 81 | 92 % | 75 % |
| 12 | Percentage of NoFollow External Links Authority | -0.12 | 18 | 3 | 22 % | 74 % |
| 13 | Has Privacy Policy Trust | -0.11 | 1 | 1 | 63 % | 70 % |
| 14 | Percentage of NoFollow Links Authority | -0.11 | 23 | 4 | 33 % | 71 % |
| 15 | Has Terms of Service Trust | -0.11 | 1 | 1 | 43 % | 64 % |
| 16 | Ahrefs External Links Authority | -0.11 | 56 | 13 | 55 % | 22 % |
| 17 | Percentage of NoFollow Internal Links Authority | -0.1 | 22 | 2 | 20 % | 65 % |
| 18 | Percentage of DoFollow Links Authority | -0.1 | 100 | 93 | 93 % | 67 % |
| 19 | Ahrefs Has Internal Links Authority | -0.1 | 1 | 1 | 57 % | 21 % |
| 20 | Has RSS Link Authority | -0.09 | 1 | 1 | 35 % | 48 % |
| 21 | Percentage of DoFollow External Links Authority | -0.08 | 26 | 13 | 84 % | 49 % |
| 22 | Number of PingBacks Authority | -0.08 | 1 | 1 | 17 % | 50 % |
| 23 | Number of Rel Author Links Authority | -0.06 | 1 | 1 | 4 % | 58 % |
| 24 | Number of Sponsored Links Authority | -0 | 2 | 0 | 0 % | 77 % |
| 25 | Number of UGC Links Authority | -0 | 2 | 0 | 0 % | 77 % |
| 26 | Has Rel Next Link Authority | -0 | 1 | 0 | 0 % | 93 % |
| 27 | Has Rel Pagination Authority | -0 | 1 | 0 | 0 % | 93 % |
| 28 | Number of MailTo Links Trust | -0 | 1 | 0 | 0 % | 94 % |
| 29 | Has Rel Prev Link Authority | -0 | 1 | 0 | 0 % | 95 % |