Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Ahrefs Rank Authority | -0.17 | 41 | 12 | 58 % | 27 % |
| 2 | Ahrefs Referring Class C Addresses Authority | -0.16 | 621 | 23 | 41 % | 34 % |
| 3 | Ahrefs Referring IP Addresses Authority | -0.16 | 1481 | 30 | 41 % | 34 % |
| 4 | Number of HTTPS Links Authority | -0.16 | 514 | 137 | 90 % | 86 % |
| 5 | Ahrefs Referring Domains Authority | -0.16 | 1989 | 33 | 41 % | 34 % |
| 6 | Ahrefs Backlinks Authority | -0.16 | 1203253 | 6326 | 41 % | 34 % |
| 7 | Number of Links Authority | -0.16 | 515 | 145 | 92 % | 82 % |
| 8 | Ahrefs Referring Pages Authority | -0.16 | 1203250 | 6270 | 41 % | 34 % |
| 9 | Ahrefs Text Backlinks Authority | -0.16 | 1203222 | 6306 | 40 % | 34 % |
| 10 | Number of Internal Links Authority | -0.16 | 492 | 129 | 91 % | 83 % |
| 11 | Ahrefs NoFollow Backlinks Authority | -0.15 | 9964 | 121 | 36 % | 34 % |
| 12 | Number of DoFollow Links Authority | -0.15 | 504 | 139 | 91 % | 83 % |
| 13 | Number of Absolute URLs Authority | -0.15 | 394 | 142 | 92 % | 83 % |
| 14 | Ahrefs Domain Rating Authority | -0.14 | 75 | 34 | 60 % | 30 % |
| 15 | Number of External Links Authority | -0.14 | 55 | 18 | 86 % | 80 % |
| 16 | DomDetailer Majestic Referring Subnets Authority | -0.14 | 44794 | 6585 | 55 % | 28 % |
| 17 | DomDetailer Majestic IPs Authority | -0.13 | 215446 | 24426 | 55 % | 28 % |
| 18 | DomDetailer Moz PA Authority | -0.13 | 62 | 26 | 55 % | 26 % |
| 19 | DomDetailer Majestic CF Authority | -0.13 | 54 | 22 | 54 % | 27 % |
| 20 | DomDetailer Majestic Referring Domains Authority | -0.13 | 1520982 | 153047 | 56 % | 28 % |
| 21 | DomDetailer Majestic Links Authority | -0.13 | 100863522 | 7821911 | 55 % | 27 % |
| 22 | Ahrefs Dofollow Backlinks Authority | -0.13 | 1193259 | 6252 | 31 % | 33 % |
| 23 | Number of DoFollow External Links Authority | -0.13 | 52 | 15 | 84 % | 78 % |
| 24 | DomDetailer Moz DA Authority | -0.13 | 70 | 25 | 54 % | 26 % |
| 25 | Number of Nofollow Links Authority | -0.13 | 33 | 6 | 36 % | 81 % |
| 26 | DomDetailer Moz Rank Authority | -0.12 | 7 | 3 | 53 % | 26 % |
| 27 | Ahrefs Has Text Backlinks Authority | -0.12 | 1 | 1 | 41 % | 33 % |
| 28 | Ahrefs Has Backlinks Authority | -0.12 | 1 | 1 | 41 % | 33 % |
| 29 | DomDetailer Moz Links Authority | -0.12 | 66881173 | 8132911 | 56 % | 28 % |
| 30 | Ahrefs Has NoFollow Backlinks Authority | -0.12 | 1 | 1 | 36 % | 34 % |
| 31 | Number of NoFollow External Links Authority | -0.12 | 17 | 3 | 24 % | 79 % |
| 32 | Number of Social Accounts Authority | -0.12 | 4 | 2 | 53 % | 78 % |
| 33 | Number of Twitter Accounts Authority | -0.12 | 4 | 1 | 46 % | 75 % |
| 34 | DomDetailer Facebook Shares Authority | -0.12 | 5846407 | -790607 | 51 % | 27 % |
| 35 | Ahrefs Has Dofollow Backlinks Authority | -0.12 | 1 | 1 | 30 % | 32 % |
| 36 | Has Canonical URL Authority | -0.11 | 1 | 1 | 77 % | 75 % |
| 37 | Percentage of NoFollow Links Authority | -0.11 | 18 | 4 | 34 % | 76 % |
| 38 | Number of Social Pages Authority | -0.11 | 7 | 2 | 56 % | 70 % |
| 39 | Percentage of NoFollow External Links Authority | -0.11 | 14 | 2 | 22 % | 76 % |
| 40 | DomDetailer Majestic TF Authority | -0.11 | 48 | 17 | 50 % | 26 % |
| 41 | Ahrefs Linked Root Domains Authority | -0.11 | 35 | 5 | 43 % | 31 % |
| 42 | Percentage of NoFollow Internal Links Authority | -0.11 | 10 | 3 | 23 % | 74 % |
| 43 | Ahrefs Internal Links Authority | -0.11 | 467 | 59 | 44 % | 32 % |
| 44 | Number of Facebook Accounts Authority | -0.11 | 3 | 1 | 34 % | 73 % |
| 45 | Number of LinkedIn Pages Authority | -0.1 | 2 | 1 | 28 % | 73 % |
| 46 | Number of Instagram Pages Authority | -0.1 | 5 | 1 | 35 % | 69 % |
| 47 | Percentage of DoFollow External Links Authority | -0.1 | 33 | 14 | 82 % | 61 % |
| 48 | Percentage of DoFollow Internal Links Authority | -0.1 | 97 | 81 | 89 % | 69 % |
| 49 | Has Meta Twitter Card Authority | -0.1 | 1 | 1 | 50 % | 61 % |
| 50 | Percentage of DoFollow Links Authority | -0.09 | 100 | 94 | 91 % | 66 % |
| 51 | Has Meta Twitter Description Authority | -0.09 | 1 | 1 | 25 % | 61 % |
| 52 | Ahrefs Has Domain Rating Authority | -0.09 | 1 | 1 | 55 % | 27 % |
| 53 | Ahrefs Has Internal Links Authority | -0.09 | 1 | 1 | 41 % | 30 % |
| 54 | Has Meta Twitter Site Authority | -0.09 | 1 | 1 | 24 % | 65 % |
| 55 | Ahrefs Has Linked Root Domains Authority | -0.09 | 1 | 1 | 41 % | 30 % |
| 56 | Has Meta Twitter Title Authority | -0.09 | 1 | 1 | 27 % | 60 % |
| 57 | Ahrefs External Links Authority | -0.09 | 58 | 11 | 41 % | 32 % |
| 58 | Ahrefs Has External Links Authority | -0.09 | 1 | 1 | 38 % | 30 % |
| 59 | DomDetailer Majestic GOV Backlinks Authority | -0.09 | 17763431 | 1453071 | 22 % | 26 % |
| 60 | Number of Rel Author Links Authority | -0.08 | 2 | 1 | 5 % | 64 % |