Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Ahrefs Internal Links Authority | -0.18 | 519 | 153 | 70 % | 13 % |
| 2 | Number of HTTPS Links Authority | -0.17 | 549 | 159 | 92 % | 86 % |
| 3 | Ahrefs External Links Authority | -0.17 | 254 | 30 | 67 % | 12 % |
| 4 | Number of Links Authority | -0.17 | 550 | 164 | 94 % | 86 % |
| 5 | Number of DoFollow Links Authority | -0.17 | 545 | 158 | 93 % | 85 % |
| 6 | Number of Internal Links Authority | -0.16 | 532 | 144 | 93 % | 86 % |
| 7 | Number of External Links Authority | -0.15 | 116 | 20 | 88 % | 77 % |
| 8 | Has Privacy Policy Trust | -0.15 | 1 | 1 | 62 % | 79 % |
| 9 | Number of Absolute URLs Authority | -0.14 | 429 | 155 | 94 % | 81 % |
| 10 | Number of DoFollow External Links Authority | -0.14 | 107 | 17 | 85 % | 76 % |
| 11 | Has Terms of Service Trust | -0.13 | 1 | 1 | 45 % | 73 % |
| 12 | Number of Nofollow Links Authority | -0.12 | 55 | 7 | 38 % | 76 % |
| 13 | Percentage of DoFollow Internal Links Authority | -0.12 | 95 | 80 | 92 % | 69 % |
| 14 | Number of NoFollow External Links Authority | -0.12 | 20 | 3 | 26 % | 77 % |
| 15 | Percentage of NoFollow Links Authority | -0.11 | 15 | 5 | 35 % | 68 % |
| 16 | Percentage of NoFollow External Links Authority | -0.11 | 12 | 3 | 24 % | 71 % |
| 17 | Percentage of NoFollow Internal Links Authority | -0.11 | 9 | 2 | 23 % | 65 % |
| 18 | Percentage of DoFollow External Links Authority | -0.1 | 31 | 14 | 84 % | 55 % |
| 19 | Percentage of DoFollow Links Authority | -0.1 | 100 | 93 | 93 % | 67 % |
| 20 | Has RSS Link Authority | -0.1 | 1 | 1 | 32 % | 39 % |
| 21 | Number of PingBacks Authority | -0.08 | 1 | 1 | 14 % | 42 % |
| 22 | Number of Rel Author Links Authority | -0.08 | 2 | 1 | 6 % | 58 % |
| 23 | Number of Sponsored Links Authority | -0 | 1 | 0 | 0 % | 96 % |
| 24 | Number of UGC Links Authority | -0 | 1 | 0 | 0 % | 96 % |
| 25 | Has Rel Next Link Authority | -0 | 1 | 0 | 0 % | 95 % |
| 26 | Has Rel Pagination Authority | -0 | 1 | 0 | 0 % | 95 % |
| 27 | Number of MailTo Links Trust | -0 | 1 | 0 | 0 % | 99 % |
| 28 | Has Rel Prev Link Authority | 0 | 0 | 0 | 0 % | 98 % |