[ Ahrefs, SEMRush, DomDetailer, SpyFu APIs ]
[ Wappalyzer API ]
SEO Factor ClassSize ( 54461 )Relevancy ( 54096 ) Other ( 32945 ) Local ( 8998 ) Technology ( 1599 ) Authority ( 163 ) Pay Per Click ( 29 ) Diversity ( 15 ) Trust ( 15 ) Easy ( 3 ) This factor is measured within the schema markup of the web page. ( 1 ) Performance ( 1 ) |
SEO Factor TypeSize ( 54457 )Keywords ( 41998 ) Schema ( 32891 ) Local ( 8999 ) LSI ( 8508 ) Entities ( 3568 ) Other ( 1705 ) Backlinks ( 72 ) Social ( 58 ) Page Links ( 29 ) Structure ( 23 ) Meta ( 14 ) On Page ( 3 ) This factor does not have an applicable match type. ( 1 ) |
Top SEO Factor data is updated daily for latest "month to date" measurements.
| Name | Correlation | #1 Max | Page 1 Avg | Usage % | Searches % | |
| 1 | Search Result Domain is .com, .net, or .org Other | -0.22 | 1 | 1 | 5 % | 68 % |
| 2 | Search Result Domain is .com Other | -0.21 | 1 | 1 | 5 % | 67 % |
| 3 | Number of Top 50 Shared Factors Used Diversity | -0.21 | 16 | 12 | 94 % | 91 % |
| 4 | Number of Unique LSI Words Used Diversity | -0.2 | 1273 | 326 | 81 % | 77 % |
| 5 | Load Time Milliseconds Performance | -0.2 | 7535 | 1424 | 81 % | 89 % |
| 6 | Variations in Search Result Document File Name Relevancy | -0.2 | 35 | 2 | 43 % | 82 % |
| 7 | Number of Unique Variations Used Diversity | -0.2 | 49 | 7 | 78 % | 88 % |
| 8 | Number of Top 100 Shared Factors Used Diversity | -0.2 | 39 | 29 | 93 % | 92 % |
| 9 | Number of Top 200 Shared Factors Used Diversity | -0.2 | 51 | 38 | 93 % | 93 % |
| 10 | Entities in Title Tag Relevancy | -0.19 | 7 | 3 | 60 % | 95 % |
| 11 | Variations in Search Result URL Path Relevancy | -0.19 | 53 | 2 | 46 % | 82 % |
| 12 | Number of Factors Used Diversity | -0.18 | 582 | 180 | 94 % | 85 % |
| 13 | Variations in Search Result URL Relevancy | -0.18 | 151 | 2 | 55 % | 78 % |
| 14 | Variations in P Tags Relevancy | -0.18 | 566 | 29 | 65 % | 86 % |
| 15 | Number of Backlinks Authority | -0.18 | 203862 | 7484 | 47 % | 34 % |
| 16 | Variations in H1, H2, and H3 Tags Relevancy | -0.18 | 37 | 6 | 61 % | 87 % |
| 17 | Variations in Search Result Link Text Relevancy | -0.18 | 3 | 2 | 78 % | 82 % |
| 18 | Variations in H1-H6 Tags Relevancy | -0.18 | 37 | 7 | 62 % | 86 % |
| 19 | Number of Referring Domains Authority | -0.18 | 28658 | 332 | 47 % | 34 % |
| 20 | Variations in H1 and H2 Tags Relevancy | -0.18 | 12 | 4 | 59 % | 87 % |
| 21 | Variations in Search Result Display URL Relevancy | -0.18 | 53 | 2 | 78 % | 83 % |
| 22 | Number of Do Follow Backlinks Authority | -0.17 | 339517 | 8874 | 42 % | 34 % |
| 23 | Variations in Div Tags Relevancy | -0.17 | 2222 | 100 | 72 % | 89 % |
| 24 | Variations in Body Tags Relevancy | -0.17 | 4364 | 202 | 76 % | 90 % |
| 25 | Number of Distinct Entities Used Diversity | -0.17 | 61 | 25 | 68 % | 93 % |
| 26 | Variations in HTML Tags Relevancy | -0.17 | 4364 | 201 | 76 % | 90 % |
| 27 | Variations in Sentences Relevancy | -0.17 | 431 | 34 | 71 % | 86 % |
| 28 | Variations in H1 Tags Relevancy | -0.17 | 3 | 1 | 52 % | 83 % |
| 29 | Variations in First 100 Words Relevancy | -0.17 | 1433 | 18 | 67 % | 82 % |
| 30 | Variation Count in Top 30KB Relevancy | -0.17 | 49174 | 398 | 64 % | 86 % |
| 31 | Variations in the Canonical URL Relevancy | -0.17 | 499 | 4 | 49 % | 84 % |
| 32 | Entities in H1 Tags | -0.17 | 6 | 2 | 49 % | 91 % |
| 33 | Variations in the Title Tag Relevancy | -0.17 | 3 | 2 | 65 % | 82 % |
| 34 | Term Frequency Relevancy | -0.17 | 4 | 3 | 76 % | 88 % |
| 35 | Variations in Absolute URLs Relevancy | -0.16 | 134890 | 1064 | 62 % | 86 % |
| 36 | Leading Variations in H1-H6 Tags Relevancy | -0.16 | 9 | 2 | 42 % | 84 % |
| 37 | Leading Variations in H1 Tags Relevancy | -0.16 | 2 | 1 | 25 % | 80 % |
| 38 | Leading Variations in H1, H2, and H3 Tags Relevancy | -0.16 | 8 | 2 | 40 % | 85 % |
| 39 | Variations in H2 Tags Relevancy | -0.16 | 11 | 3 | 46 % | 85 % |
| 40 | Variations in Meta Description Relevancy | -0.16 | 3 | 2 | 54 % | 85 % |
| 41 | Search Result Number of Dirs in Path Other | -0.16 | 3 | 2 | 70 % | 77 % |
| 42 | Variations in A Tags Relevancy | -0.16 | 260 | 19 | 63 % | 84 % |
| 43 | Number of No Follow Backlinks Authority | -0.16 | 26199 | 818 | 36 % | 33 % |
| 44 | Variations in LI Tags Relevancy | -0.16 | 862 | 19 | 63 % | 88 % |
| 45 | Variations in Distinct A Tag HREF Attributes Relevancy | -0.16 | 126 | 22 | 60 % | 87 % |
| 46 | Clean Keyword Density in the HTML Tag Relevancy | -0.16 | 10 | 3 | 69 % | 78 % |
| 47 | Variations in A Tag HREF Attributes Relevancy | -0.16 | 180 | 34 | 60 % | 87 % |
| 48 | Clean Text Kilobytes Size | -0.16 | 67 | 12 | 71 % | 83 % |
| 49 | Entities in the HTML Tag Relevancy | -0.16 | 557 | 119 | 63 % | 91 % |
| 50 | Number of Facebook Pages Authority | -0.16 | 5 | 2 | 53 % | 82 % |
| 51 | Entities in Sentences Relevancy | -0.15 | 555 | 116 | 59 % | 91 % |
| 52 | LSI Words in Title Tag Relevancy | -0.15 | 14 | 5 | 61 % | 93 % |
| 53 | Variations in Script Tags Relevancy | -0.15 | 787 | 58 | 62 % | 85 % |
| 54 | Leading Variations in Title Tag Relevancy | -0.15 | 1 | 1 | 29 % | 82 % |
| 55 | Variations in ALT Attributes Relevancy | -0.15 | 83 | 6 | 43 % | 82 % |
| 56 | Word Count Size | -0.15 | 4962 | 1384 | 82 % | 85 % |
| 57 | Unabridged Word Count Size | -0.15 | 12283 | 1805 | 81 % | 85 % |
| 58 | Entities in H2 Tags | -0.15 | 34 | 6 | 46 % | 91 % |
| 59 | Number of Images with ALT Text Size | -0.15 | 362 | 23 | 67 % | 85 % |
| 60 | TF/IDF Relevancy | -0.15 | 1 | 1 | 59 % | 83 % |
| 61 | Number of Images Size | -0.15 | 368 | 31 | 72 % | 85 % |
| 62 | Variation Density in Top 30KB Relevancy | -0.15 | 2624 | 24 | 61 % | 80 % |
| 63 | Percentage of DoFollow Links Authority | -0.15 | 99 | 82 | 77 % | 86 % |
| 64 | Entities in Meta Description Tag Relevancy | -0.15 | 8 | 3 | 50 % | 90 % |
| 65 | Number of H1 Tags Size | -0.15 | 3 | 1 | 67 % | 83 % |
| 66 | Variations in OpenGraph Description Relevancy | -0.15 | 3 | 2 | 49 % | 83 % |
| 67 | Number Of JSON-LD Types Relevancy | -0.15 | 72 | 14 | 53 % | 82 % |
| 68 | Number of P Tags Size | -0.15 | 135 | 38 | 70 % | 85 % |
| 69 | Flesch Kincaid Reading Grade Level Other | -0.15 | 6 | 2 | 91 % | 85 % |
| 70 | Number of HTTPS Links Authority | -0.15 | 400 | 129 | 77 % | 81 % |
| 71 | Percentage of DoFollow Internal Links Authority | -0.15 | 93 | 72 | 77 % | 82 % |
| 72 | Number of Includes Technology | -0.15 | 46 | 25 | 78 % | 79 % |
| 73 | Number of DoFollow Links Authority | -0.15 | 394 | 126 | 77 % | 82 % |
| 74 | Number of Internal Links Authority | -0.14 | 384 | 116 | 76 % | 82 % |
| 75 | Has Meta Charset Technology | -0.14 | 1 | 1 | 70 % | 82 % |
| 76 | Has JSON-LD Schema Markup Relevancy | -0.14 | 1 | 1 | 51 % | 78 % |
| 77 | Number of Heading Tags Size | -0.14 | 57 | 21 | 72 % | 82 % |
| 78 | Number of HTML Tags Size | -0.14 | 2416 | 921 | 82 % | 85 % |
| 79 | Number of HTML Comments Size | -0.14 | 398 | 42 | 68 % | 85 % |
| 80 | LSI Words in Sentences Relevancy | -0.14 | 7065 | 696 | 58 % | 92 % |
| 81 | Variations in Span Tags Relevancy | -0.14 | 79 | 8 | 48 % | 83 % |
| 82 | Variations in OpenGraph Title Relevancy | -0.14 | 3 | 1 | 54 % | 82 % |
| 83 | Variations in Section Tags Relevancy | -0.14 | 55 | 16 | 36 % | 81 % |
| 84 | Number of CSS Includes Technology | -0.14 | 19 | 10 | 71 % | 74 % |
| 85 | Number of H2 Tags Size | -0.14 | 31 | 7 | 64 % | 80 % |
| 86 | Number of Links Authority | -0.14 | 396 | 126 | 77 % | 82 % |
| 87 | Average Words Per Sentence Size | -0.14 | 155 | 29 | 74 % | 82 % |
| 88 | Number of Images without ALT Text Size | -0.14 | 148 | 10 | 54 % | 82 % |
| 89 | Number of DoFollow External Links Authority | -0.14 | 44 | 13 | 71 % | 80 % |
| 90 | LSI Words in H1 Tags Relevancy | -0.14 | 18 | 4 | 51 % | 90 % |
| 91 | Search Result Domain Length Size | -0.14 | 24 | 17 | 81 % | 77 % |
| 92 | Inline CSS Kilobytes Size | -0.14 | 245 | 60 | 64 % | 82 % |
| 93 | Variations in H3 Tags Relevancy | -0.14 | 35 | 3 | 34 % | 85 % |
| 94 | Exact Matches in the HTML Tag Relevancy | -0.14 | 365 | 10 | 26 % | 85 % |
| 95 | Entities in H3 Tags | -0.14 | 31 | 6 | 38 % | 93 % |
| 96 | Search Result Uses HTTPS Other | -0.14 | 1 | 1 | 80 % | 77 % |
| 97 | Search Result URL Length Size | -0.14 | 89 | 60 | 94 % | 64 % |
| 98 | Number of LinkedIn Pages Authority | -0.14 | 6 | 1 | 30 % | 77 % |
| 99 | Variations in Main Tags Relevancy | -0.14 | 510 | 54 | 37 % | 84 % |
| 100 | Leading Variations in H2 Tags Relevancy | -0.14 | 4 | 1 | 21 % | 78 % |
| 101 | Number of External Links Authority | -0.14 | 45 | 14 | 72 % | 79 % |
| 102 | Number of Email Addresses Trust | -0.14 | 98 | 4 | 39 % | 79 % |
| 103 | Variations in Nav Tags Relevancy | -0.14 | 313 | 20 | 45 % | 87 % |
| 104 | Percentage of DoFollow External Links Authority | -0.14 | 27 | 11 | 70 % | 75 % |
| 105 | Number of Sentences Size | -0.14 | 458 | 124 | 79 % | 83 % |
| 106 | Search Result Not .com .net or .org Other | -0.14 | 1 | 1 | 88 % | 18 % |
| 107 | Search Result Host Length Size | -0.14 | 24 | 17 | 82 % | 77 % |
| 108 | Number of Social Pages Authority | -0.13 | 23 | 4 | 58 % | 77 % |
| 109 | Has Canonical URL Authority | -0.13 | 1 | 1 | 69 % | 76 % |
| 110 | Number of H3 Tags Size | -0.13 | 40 | 8 | 57 % | 84 % |
| 111 | Has Meta Viewport Technology | -0.13 | 1 | 1 | 79 % | 77 % |
| 112 | Variations making whole A Tags Relevancy | -0.13 | 6 | 1 | 26 % | 79 % |
| 113 | Uses JSON-LD name Other | -0.13 | 1 | 1 | 51 % | 75 % |
| 114 | Variations in Footer Tags Relevancy | -0.13 | 549 | 9 | 37 % | 79 % |
| 115 | Has Entities in H1 Tags Relevancy | -0.13 | 1 | 1 | 48 % | 86 % |
| 116 | Has FavIcon Technology | -0.13 | 1 | 1 | 73 % | 73 % |
| 117 | Number of Instagram Pages Authority | -0.13 | 19 | 2 | 40 % | 74 % |
| 118 | Number of US Phone Numbers Trust | -0.13 | 823 | 11 | 41 % | 81 % |
| 119 | Variations in the last 100 words Relevancy | -0.13 | 1448 | 16 | 50 % | 78 % |
| 120 | Number of Absolute URLs Authority | -0.13 | 818 | 272 | 80 % | 82 % |
| 121 | Number of Questions In Headings Size | -0.13 | 7 | 2 | 35 % | 81 % |
| 122 | LSI Words in Meta Description Tag Relevancy | -0.13 | 21 | 10 | 50 % | 90 % |
| 123 | Uses Schema aggregaterating Other | -0.13 | 1 | 1 | 10 % | 57 % |
| 124 | Has Meta Description Relevancy | -0.13 | 1 | 1 | 65 % | 77 % |
| 125 | Number of Social Accounts Authority | -0.13 | 13 | 2 | 40 % | 79 % |
| 126 | Variations making whole H1-H6 Tags Relevancy | -0.13 | 2 | 1 | 14 % | 76 % |
| 127 | Has Email Trust | -0.13 | 1 | 1 | 39 % | 70 % |
| 128 | Variations in Strong Tags Relevancy | -0.13 | 21 | 2 | 26 % | 79 % |
| 129 | Number of Facebook Accounts Authority | -0.13 | 2 | 1 | 27 % | 76 % |
| 130 | Number of JavaScript Includes Technology | -0.13 | 32 | 17 | 78 % | 79 % |
| 131 | Has Contact Page Trust | -0.13 | 1 | 1 | 58 % | 73 % |
| 132 | Title Word Count Size | -0.13 | 12 | 8 | 80 % | 80 % |
| 133 | Number of Forms Technology | -0.13 | 10 | 2 | 46 % | 78 % |
| 134 | Uses JSON-LD url Other | -0.13 | 1 | 1 | 44 % | 72 % |
| 135 | LSI Words in H2 Tags Relevancy | -0.13 | 98 | 20 | 49 % | 89 % |
| 136 | Page Size Kilobytes Size | -0.13 | 974 | 301 | 80 % | 73 % |
| 137 | Meta Description Length Size | -0.13 | 339 | 117 | 65 % | 79 % |
| 138 | Uses Schema name Other | -0.13 | 1 | 1 | 58 % | 69 % |
| 139 | Title Tag Has Entities Relevancy | -0.13 | 1 | 1 | 59 % | 87 % |
| 140 | Title Length Size | -0.12 | 88 | 51 | 81 % | 81 % |
| 141 | Variations making whole H1, H2, and H3 Tags Relevancy | -0.12 | 2 | 1 | 12 % | 76 % |
| 142 | Has Form Technology | -0.12 | 1 | 1 | 47 % | 75 % |
| 143 | Has Schema Markup Relevancy | -0.12 | 1 | 1 | 62 % | 72 % |
| 144 | Has OpenGraph Type Relevancy | -0.12 | 1 | 1 | 59 % | 71 % |
| 145 | Variations Making Whole Span Tags Relevancy | -0.12 | 15 | 1 | 17 % | 74 % |
| 146 | Is OpenGraph Type Article Technology | -0.12 | 1 | 1 | 33 % | 65 % |
| 147 | Has US Phone Number Trust | -0.12 | 1 | 1 | 42 % | 72 % |
| 148 | Exact Matches in H1-H6 Tags Relevancy | -0.12 | 7 | 1 | 15 % | 83 % |
| 149 | Word Count in Meta Description Size | -0.12 | 55 | 19 | 65 % | 81 % |
| 150 | Is Article Page Other | -0.12 | 1 | 1 | 43 % | 72 % |
| 151 | Uses Schema product Other | -0.12 | 1 | 1 | 7 % | 48 % |
| 152 | Uses Schema image Other | -0.12 | 1 | 1 | 21 % | 69 % |
| 153 | Number of Questions Size | -0.12 | 68 | 11 | 65 % | 80 % |
| 154 | Variations in TITLE Attributes Relevancy | -0.12 | 58 | 5 | 38 % | 77 % |
| 155 | Is Home Page Other | -0.12 | 1 | 1 | 18 % | 45 % |
| 156 | Uses JSON-LD BreadcrumbList Other | -0.12 | 1 | 1 | 33 % | 71 % |
| 157 | Search Result Summary Length Size | -0.12 | 194 | 154 | 93 % | 74 % |
| 158 | Variations in Meta Twitter Description Relevancy | -0.12 | 2 | 1 | 23 % | 71 % |
| 159 | Uses Schema operatingsystem Other | -0.12 | 1 | 1 | 4 % | 13 % |
| 160 | Number of Prices Size | -0.12 | 620 | 73 | 65 % | 79 % |
| 161 | Headings Has Question Other | -0.12 | 1 | 1 | 34 % | 73 % |
| 162 | Uses JSON-LD AggregateRating Other | -0.12 | 1 | 1 | 9 % | 61 % |
| 163 | Uses JSON-LD image Other | -0.12 | 1 | 1 | 16 % | 69 % |
| 164 | Inline JavaScript Kilobytes Size | -0.12 | 511 | 116 | 77 % | 71 % |
| 165 | Uses Schema applicationcategory Other | -0.12 | 1 | 1 | 4 % | 14 % |
| 166 | Number Of Claimed Brands Other | -0.12 | 14 | 2 | 23 % | 77 % |
| 167 | Exact Matches in Sentences Relevancy | -0.12 | 38 | 2 | 17 % | 82 % |
| 168 | Uses JSON-LD description Other | -0.12 | 1 | 1 | 40 % | 72 % |
| 169 | Variations Making Whole LI Tags Relevancy | -0.12 | 8 | 1 | 22 % | 78 % |
| 170 | Number of Questions In H2 Tags Size | -0.12 | 4 | 1 | 22 % | 77 % |
| 171 | Uses JSON-LD item Other | -0.12 | 1 | 1 | 23 % | 66 % |
| 172 | Variations in I Tags Relevancy | -0.12 | 14 | 3 | 23 % | 75 % |
| 173 | Leading Variations in H3 Tags Relevancy | -0.12 | 6 | 1 | 15 % | 77 % |
| 174 | Uses JSON-LD Product Other | -0.12 | 1 | 1 | 6 % | 49 % |
| 175 | Uses JSON-LD ListItem Other | -0.12 | 1 | 1 | 33 % | 71 % |
| 176 | Uses Schema url Other | -0.12 | 1 | 1 | 53 % | 67 % |
| 177 | Number of H4 Tags Size | -0.12 | 16 | 3 | 34 % | 78 % |
| 178 | Uses JSON-LD founder Other | -0.12 | 1 | 1 | 1 % | 11 % |
| 179 | Number of HREF Lang Tags Size | -0.12 | 32 | 2 | 10 % | 73 % |
| 180 | Uses Schema pricecurrency Other | -0.12 | 1 | 1 | 5 % | 47 % |
| 181 | Uses JSON-LD DiscussionForumPosting Other | -0.12 | 1 | 1 | 2 % | 11 % |
| 182 | Uses Schema ratingvalue Other | -0.12 | 1 | 1 | 10 % | 55 % |
| 183 | Uses Schema organization Other | -0.12 | 1 | 1 | 33 % | 69 % |
| 184 | Has OpenGraph Image Relevancy | -0.12 | 1 | 1 | 50 % | 70 % |
| 185 | Has Privacy Policy Trust | -0.12 | 1 | 1 | 53 % | 78 % |
| 186 | Uses JSON-LD HomeAndConstructionBusiness Other | -0.12 | 1 | 1 | 3 % | 19 % |
| 187 | Uses Schema founder Other | -0.12 | 1 | 1 | 1 % | 11 % |
| 188 | Uses JSON-LD operatingSystem Other | -0.12 | 1 | 1 | 4 % | 13 % |
| 189 | Variations in Button Tags Relevancy | -0.12 | 45 | 2 | 8 % | 73 % |
| 190 | Uses Schema worstrating Other | -0.12 | 1 | 1 | 5 % | 46 % |
| 191 | Uses Schema bestrating Other | -0.12 | 1 | 1 | 7 % | 50 % |
| 192 | Uses Microdata contentUrl | -0.12 | 1 | 1 | 2 % | 25 % |
| 193 | Uses JSON-LD applicationCategory Other | -0.12 | 1 | 1 | 4 % | 14 % |
| 194 | Percentage of NoFollow Internal Links Authority | -0.12 | 12 | 1 | 11 % | 70 % |
| 195 | Uses Schema softwareapplication Other | -0.12 | 1 | 1 | 3 % | 12 % |
| 196 | Variations in Meta Twitter Content Relevancy | -0.11 | 2 | 1 | 25 % | 69 % |
| 197 | Exact Matches in Top 30KB Relevancy | -0.11 | 21 | 2 | 14 % | 80 % |
| 198 | Number of Meta Generator Tags Technology | -0.11 | 2 | 1 | 35 % | 64 % |
| 199 | Has Meta Twitter Card Authority | -0.11 | 1 | 1 | 52 % | 64 % |
| 200 | Uses Schema localbusiness Other | -0.11 | 1 | 1 | 10 % | 51 % |