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 | -0.23 | 55 | 16 | 86 % | 19 % |
| 2 | Ahrefs Referring IP Addresses Authority | -0.22 | 1672 | 62 | 55 % | 24 % |
| 3 | Ahrefs Referring Class C Addresses Authority | -0.22 | 1150 | 49 | 55 % | 24 % |
| 4 | Ahrefs Referring Domains Authority | -0.22 | 2118 | 72 | 55 % | 24 % |
| 5 | Number of Internal Links Authority | -0.22 | 503 | 143 | 88 % | 80 % |
| 6 | Number of DoFollow Links Authority | -0.22 | 512 | 154 | 88 % | 78 % |
| 7 | Ahrefs Domain Rating Authority | -0.21 | 83 | 48 | 83 % | 19 % |
| 8 | Ahrefs Backlinks Authority | -0.21 | 373165 | 5216 | 56 % | 24 % |
| 9 | Ahrefs Referring Pages Authority | -0.21 | 373165 | 5216 | 56 % | 24 % |
| 10 | Ahrefs Text Backlinks Authority | -0.21 | 373077 | 5195 | 55 % | 24 % |
| 11 | Number of Links Authority | -0.21 | 526 | 162 | 88 % | 81 % |
| 12 | Number of HTTPS Links Authority | -0.21 | 523 | 151 | 86 % | 86 % |
| 13 | Ahrefs NoFollow Backlinks Authority | -0.2 | 20079 | 459 | 46 % | 23 % |
| 14 | Ahrefs Dofollow Backlinks Authority | -0.2 | 366144 | 4809 | 47 % | 23 % |
| 15 | Ahrefs Has Dofollow Backlinks Authority | -0.19 | 1 | 1 | 43 % | 22 % |
| 16 | Ahrefs Has Text Backlinks Authority | -0.19 | 1 | 1 | 51 % | 23 % |
| 17 | Ahrefs Has NoFollow Backlinks Authority | -0.18 | 1 | 1 | 43 % | 23 % |
| 18 | Ahrefs Has Backlinks Authority | -0.18 | 1 | 1 | 52 % | 23 % |
| 19 | Number of Absolute URLs Authority | -0.18 | 427 | 147 | 91 % | 81 % |
| 20 | Percentage of DoFollow Internal Links Authority | -0.17 | 95 | 79 | 87 % | 69 % |
| 21 | Percentage of DoFollow Links Authority | -0.15 | 100 | 91 | 87 % | 67 % |
| 22 | Number of External Links Authority | -0.14 | 69 | 19 | 83 % | 80 % |
| 23 | Number of DoFollow External Links Authority | -0.14 | 39 | 16 | 80 % | 78 % |
| 24 | Number of Nofollow Links Authority | -0.14 | 36 | 9 | 40 % | 77 % |
| 25 | Ahrefs Internal Links Authority | -0.14 | 440 | 77 | 64 % | 23 % |
| 26 | Has Canonical URL Authority | -0.13 | 1 | 1 | 76 % | 65 % |
| 27 | Percentage of NoFollow Links Authority | -0.13 | 23 | 5 | 38 % | 71 % |
| 28 | Ahrefs Linked Root Domains Authority | -0.13 | 24 | 7 | 64 % | 23 % |
| 29 | Number of NoFollow External Links Authority | -0.12 | 33 | 4 | 27 % | 68 % |
| 30 | Ahrefs Has Image Backlinks Authority | -0.12 | 1 | 1 | 18 % | 19 % |
| 31 | DomDetailer Majestic Referring Domains Authority | -0.12 | 1430547 | 227838 | 74 % | 16 % |
| 32 | Ahrefs External Links Authority | -0.12 | 632 | 19 | 61 % | 23 % |
| 33 | DomDetailer Majestic IPs Authority | -0.12 | 275817 | 39709 | 74 % | 16 % |
| 34 | Percentage of NoFollow External Links Authority | -0.12 | 19 | 3 | 25 % | 65 % |
| 35 | Percentage of NoFollow Internal Links Authority | -0.12 | 11 | 3 | 28 % | 72 % |
| 36 | DomDetailer Majestic Referring Subnets Authority | -0.12 | 70579 | 11074 | 75 % | 17 % |
| 37 | DomDetailer Facebook Shares Authority | -0.12 | 3836771 | -6559554 | 67 % | 16 % |
| 38 | DomDetailer Majestic Links Authority | -0.11 | 271560596 | 15245088 | 73 % | 16 % |
| 39 | DomDetailer Majestic CF Authority | -0.11 | 59 | 28 | 72 % | 15 % |
| 40 | DomDetailer Moz PA Authority | -0.11 | 68 | 34 | 75 % | 16 % |
| 41 | DomDetailer Majestic TF Authority | -0.11 | 57 | 22 | 67 % | 15 % |
| 42 | Ahrefs Redirects Authority | -0.11 | 314 | 17 | 11 % | 22 % |
| 43 | Ahrefs Has Domain Rating Authority | -0.11 | 1 | 1 | 78 % | 14 % |
| 44 | DomDetailer Moz DA Authority | -0.11 | 78 | 33 | 74 % | 15 % |
| 45 | DomDetailer Moz Links Authority | -0.11 | 119479417 | 14225655 | 75 % | 16 % |
| 46 | Ahrefs EDU Backlinks Authority | -0.11 | 38598 | 376 | 6 % | 17 % |
| 47 | Ahrefs Has External Links Authority | -0.11 | 1 | 1 | 60 % | 20 % |
| 48 | DomDetailer Moz Rank Authority | -0.1 | 8 | 4 | 72 % | 14 % |
| 49 | Number of Facebook Accounts Authority | -0.1 | 3 | 1 | 31 % | 58 % |
| 50 | Percentage of DoFollow External Links Authority | -0.1 | 26 | 12 | 78 % | 59 % |
| 51 | Number of LinkedIn Pages Authority | -0.1 | 2 | 1 | 18 % | 60 % |
| 52 | Number of Social Pages Authority | -0.1 | 10 | 2 | 41 % | 56 % |
| 53 | Ahrefs Has Internal Links Authority | -0.1 | 1 | 1 | 62 % | 20 % |
| 54 | Number of Social Accounts Authority | -0.1 | 3 | 2 | 46 % | 58 % |
| 55 | Ahrefs Has Linked Root Domains Authority | -0.1 | 1 | 1 | 61 % | 20 % |
| 56 | Number of Twitter Accounts Authority | -0.1 | 2 | 1 | 38 % | 57 % |
| 57 | Ahrefs Has EDU Backlinks Authority | -0.1 | 1 | 1 | 6 % | 16 % |
| 58 | Ahrefs Has Redirects Authority | -0.1 | 1 | 1 | 10 % | 20 % |
| 59 | DomDetailer Majestic GOV Backlinks Authority | -0.09 | 22227241 | 2679211 | 29 % | 15 % |
| 60 | Number of Instagram Pages Authority | -0.09 | 11 | 1 | 29 % | 57 % |