[ Ahrefs, SEMRush, DomDetailer, SpyFu APIs ]
[ Wappalyzer API ]
SEO Factor ClassSize ( 54333 )Relevancy ( 53940 ) Other ( 32854 ) Local ( 8998 ) Technology ( 1599 ) Authority ( 163 ) Pay Per Click ( 29 ) Diversity ( 15 ) Trust ( 15 ) Easy ( 3 ) Performance ( 1 ) This factor is measured within the schema markup of the web page. ( 1 ) |
SEO Factor TypeSize ( 54329 )Keywords ( 41842 ) Schema ( 32800 ) 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 | 7 % | 55 % |
| 2 | Search Result Domain is .com Other | -0.22 | 1 | 1 | 7 % | 54 % |
| 3 | Entities in Title Tag Relevancy | -0.21 | 7 | 3 | 73 % | 94 % |
| 4 | Number of Unique Variations Used Diversity | -0.2 | 24 | 7 | 84 % | 82 % |
| 5 | Load Time Milliseconds Performance | -0.2 | 6185 | 1654 | 86 % | 85 % |
| 6 | Variations in Search Result Document File Name Relevancy | -0.2 | 3 | 1 | 47 % | 74 % |
| 7 | Number of Do Follow Backlinks Authority | -0.2 | 56794 | 3045 | 43 % | 71 % |
| 8 | Number of Backlinks Authority | -0.2 | 57894 | 3345 | 48 % | 71 % |
| 9 | Number of Referring Domains Authority | -0.2 | 1261 | 122 | 48 % | 72 % |
| 10 | Number of Top 50 Shared Factors Used Diversity | -0.19 | 16 | 13 | 97 % | 89 % |
| 11 | Number of Distinct Entities Used Diversity | -0.18 | 53 | 30 | 82 % | 91 % |
| 12 | Entities in H1 Tags | -0.18 | 6 | 2 | 60 % | 86 % |
| 13 | Number of Unique LSI Words Used Diversity | -0.18 | 978 | 351 | 86 % | 81 % |
| 14 | Variations in Search Result URL Path Relevancy | -0.18 | 3 | 1 | 51 % | 77 % |
| 15 | Number of Top 200 Shared Factors Used Diversity | -0.18 | 51 | 40 | 97 % | 89 % |
| 16 | Number of Top 100 Shared Factors Used Diversity | -0.18 | 39 | 31 | 97 % | 88 % |
| 17 | Variations in Search Result URL Relevancy | -0.18 | 3 | 2 | 59 % | 70 % |
| 18 | Entities in the HTML Tag Relevancy | -0.17 | 406 | 144 | 79 % | 88 % |
| 19 | Entities in Sentences Relevancy | -0.17 | 403 | 141 | 75 % | 90 % |
| 20 | Number of Factors Used Diversity | -0.17 | 258 | 186 | 98 % | 80 % |
| 21 | Number of No Follow Backlinks Authority | -0.17 | 4909 | 267 | 35 % | 70 % |
| 22 | Entities in Meta Description Tag Relevancy | -0.17 | 8 | 3 | 61 % | 80 % |
| 23 | Variations in H1 and H2 Tags Relevancy | -0.17 | 10 | 4 | 66 % | 75 % |
| 24 | Variations in the Canonical URL Relevancy | -0.16 | 3 | 2 | 57 % | 79 % |
| 25 | LSI Words in Title Tag Relevancy | -0.16 | 14 | 7 | 75 % | 91 % |
| 26 | Entities in H2 Tags | -0.16 | 25 | 7 | 57 % | 87 % |
| 27 | Variations in P Tags Relevancy | -0.16 | 89 | 31 | 71 % | 78 % |
| 28 | Variations in H1, H2, and H3 Tags Relevancy | -0.16 | 16 | 7 | 69 % | 82 % |
| 29 | Variations in First 100 Words Relevancy | -0.16 | 14 | 7 | 75 % | 75 % |
| 30 | Entities in H3 Tags | -0.16 | 31 | 7 | 47 % | 95 % |
| 31 | Variations in H1-H6 Tags Relevancy | -0.16 | 17 | 7 | 68 % | 79 % |
| 32 | Exact Matches in the HTML Tag Relevancy | -0.16 | 83 | 7 | 25 % | 82 % |
| 33 | Variations in H1 Tags Relevancy | -0.16 | 2 | 1 | 59 % | 78 % |
| 34 | Variations in H2 Tags Relevancy | -0.16 | 9 | 3 | 53 % | 75 % |
| 35 | Leading Variations in H1-H6 Tags Relevancy | -0.16 | 6 | 2 | 44 % | 79 % |
| 36 | Search Result Number of Dirs in Path Other | -0.15 | 3 | 2 | 76 % | 81 % |
| 37 | Variations in Meta Description Relevancy | -0.15 | 3 | 2 | 61 % | 79 % |
| 38 | Number of Facebook Pages Authority | -0.15 | 5 | 2 | 59 % | 76 % |
| 39 | LSI Words in Sentences Relevancy | -0.15 | 3623 | 830 | 72 % | 90 % |
| 40 | Leading Variations in H1, H2, and H3 Tags Relevancy | -0.15 | 6 | 2 | 41 % | 81 % |
| 41 | Variation Count in Top 30KB Relevancy | -0.15 | 41 | 19 | 70 % | 82 % |
| 42 | Variations in LI Tags Relevancy | -0.15 | 60 | 20 | 70 % | 89 % |
| 43 | LSI Words in H1 Tags Relevancy | -0.15 | 13 | 5 | 63 % | 88 % |
| 44 | Number of CSS Includes Technology | -0.15 | 19 | 11 | 75 % | 70 % |
| 45 | Variations in Div Tags Relevancy | -0.15 | 505 | 115 | 78 % | 90 % |
| 46 | Number of P Tags Size | -0.15 | 129 | 41 | 76 % | 80 % |
| 47 | Clean Keyword Density in the HTML Tag Relevancy | -0.15 | 5 | 4 | 77 % | 73 % |
| 48 | Variations in Sentences Relevancy | -0.15 | 197 | 40 | 77 % | 84 % |
| 49 | Variations in A Tags Relevancy | -0.15 | 87 | 21 | 69 % | 85 % |
| 50 | Variations in the Title Tag Relevancy | -0.15 | 2 | 2 | 72 % | 77 % |
| 51 | Variations in Body Tags Relevancy | -0.15 | 1445 | 234 | 82 % | 90 % |
| 52 | Term Frequency Relevancy | -0.15 | 4 | 3 | 81 % | 86 % |
| 53 | Variations in Distinct A Tag HREF Attributes Relevancy | -0.15 | 112 | 29 | 66 % | 88 % |
| 54 | LSI Words in Meta Description Tag Relevancy | -0.15 | 20 | 11 | 61 % | 80 % |
| 55 | Variations in Absolute URLs Relevancy | -0.15 | 164 | 59 | 70 % | 85 % |
| 56 | Variations in Search Result Display URL Relevancy | -0.15 | 3 | 2 | 86 % | 84 % |
| 57 | Variations in Search Result Link Text Relevancy | -0.15 | 3 | 2 | 86 % | 84 % |
| 58 | Variations in HTML Tags Relevancy | -0.15 | 1445 | 232 | 81 % | 91 % |
| 59 | Number of Includes Technology | -0.15 | 46 | 28 | 82 % | 77 % |
| 60 | Variations in A Tag HREF Attributes Relevancy | -0.15 | 160 | 43 | 66 % | 88 % |
| 61 | Percentage of DoFollow Links Authority | -0.15 | 99 | 84 | 83 % | 82 % |
| 62 | Search Result URL Length Size | -0.15 | 77 | 63 | 98 % | 64 % |
| 63 | Title Tag Has Entities Relevancy | -0.14 | 1 | 1 | 74 % | 85 % |
| 64 | Variations in OpenGraph Description Relevancy | -0.14 | 3 | 2 | 56 % | 70 % |
| 65 | Unabridged Word Count Size | -0.14 | 6243 | 1842 | 86 % | 84 % |
| 66 | Number of Images with ALT Text Size | -0.14 | 70 | 19 | 73 % | 80 % |
| 67 | Has Meta Charset Technology | -0.14 | 1 | 1 | 76 % | 73 % |
| 68 | Variations in Script Tags Relevancy | -0.14 | 787 | 78 | 67 % | 84 % |
| 69 | Is Home Page Other | -0.14 | 1 | 1 | 22 % | 33 % |
| 70 | Number of Images Size | -0.14 | 104 | 29 | 78 % | 82 % |
| 71 | Leading Variations in Title Tag Relevancy | -0.14 | 1 | 1 | 29 % | 84 % |
| 72 | Variation Density in Top 30KB Relevancy | -0.14 | 3 | 2 | 67 % | 74 % |
| 73 | Clean Text Kilobytes Size | -0.14 | 34 | 12 | 77 % | 82 % |
| 74 | Variations making whole A Tags Relevancy | -0.14 | 3 | 1 | 27 % | 80 % |
| 75 | Exact Matches in Sentences Relevancy | -0.14 | 16 | 2 | 17 % | 81 % |
| 76 | Number of DoFollow Links Authority | -0.14 | 302 | 127 | 81 % | 81 % |
| 77 | Number of H1 Tags Size | -0.14 | 3 | 2 | 72 % | 79 % |
| 78 | Word Count Size | -0.14 | 4094 | 1417 | 87 % | 84 % |
| 79 | Number of Links Authority | -0.14 | 314 | 130 | 81 % | 81 % |
| 80 | Has Entities in H1 Tags Relevancy | -0.14 | 1 | 1 | 60 % | 80 % |
| 81 | Variations in ALT Attributes Relevancy | -0.14 | 83 | 6 | 48 % | 74 % |
| 82 | Number of HTTPS Links Authority | -0.14 | 314 | 129 | 81 % | 82 % |
| 83 | Number of Questions Size | -0.14 | 68 | 13 | 71 % | 78 % |
| 84 | Leading Variations in H1 Tags Relevancy | -0.14 | 1 | 1 | 24 % | 75 % |
| 85 | TF/IDF Relevancy | -0.14 | 1 | 1 | 65 % | 75 % |
| 86 | Variations making whole H1-H6 Tags Relevancy | -0.14 | 1 | 1 | 15 % | 74 % |
| 87 | Number of Internal Links Authority | -0.14 | 298 | 117 | 81 % | 81 % |
| 88 | Number of HTML Comments Size | -0.14 | 398 | 48 | 74 % | 82 % |
| 89 | Exact Matches in H1-H6 Tags Relevancy | -0.14 | 7 | 1 | 16 % | 80 % |
| 90 | Uses JSON-LD unitCode Other | -0.14 | 1 | 1 | 2 % | 11 % |
| 91 | Uses Schema unitcode Other | -0.14 | 1 | 1 | 2 % | 11 % |
| 92 | Number of HTML Tags Size | -0.13 | 2272 | 959 | 87 % | 87 % |
| 93 | Has Meta Viewport Technology | -0.13 | 1 | 1 | 84 % | 75 % |
| 94 | Variations in OpenGraph Title Relevancy | -0.13 | 2 | 2 | 62 % | 74 % |
| 95 | Variations in Strong Tags Relevancy | -0.13 | 6 | 2 | 30 % | 76 % |
| 96 | Word Count in Meta Description Size | -0.13 | 25 | 19 | 69 % | 74 % |
| 97 | Has OpenGraph Type Relevancy | -0.13 | 1 | 1 | 66 % | 66 % |
| 98 | Number of Sentences Size | -0.13 | 458 | 140 | 85 % | 80 % |
| 99 | Variations making whole H1, H2, and H3 Tags Relevancy | -0.13 | 1 | 1 | 13 % | 75 % |
| 100 | Has JSON-LD Schema Markup Relevancy | -0.13 | 1 | 1 | 55 % | 74 % |
| 101 | Variations in TITLE Attributes Relevancy | -0.13 | 25 | 5 | 42 % | 75 % |
| 102 | Percentage of DoFollow Internal Links Authority | -0.13 | 89 | 74 | 82 % | 86 % |
| 103 | Variations Making Whole Span Tags Relevancy | -0.13 | 3 | 1 | 19 % | 67 % |
| 104 | Number of DoFollow External Links Authority | -0.13 | 30 | 12 | 76 % | 80 % |
| 105 | Has Meta Description Relevancy | -0.13 | 1 | 1 | 69 % | 70 % |
| 106 | Exact Matches in Title Tag Relevancy | -0.13 | 1 | 1 | 13 % | 75 % |
| 107 | Has Meta Twitter Card Authority | -0.13 | 1 | 1 | 56 % | 56 % |
| 108 | Inline CSS Kilobytes Size | -0.13 | 145 | 67 | 69 % | 80 % |
| 109 | Leading Variations in H2 Tags Relevancy | -0.13 | 3 | 1 | 21 % | 76 % |
| 110 | Variations in H3 Tags Relevancy | -0.13 | 7 | 3 | 40 % | 84 % |
| 111 | Variations in Section Tags Relevancy | -0.13 | 46 | 18 | 38 % | 71 % |
| 112 | Number of External Links Authority | -0.13 | 37 | 14 | 78 % | 84 % |
| 113 | Number of Questions In Headings Size | -0.13 | 7 | 2 | 39 % | 80 % |
| 114 | Number of Heading Tags Size | -0.13 | 57 | 22 | 77 % | 77 % |
| 115 | Number of LinkedIn Pages Authority | -0.13 | 3 | 1 | 30 % | 71 % |
| 116 | Variations in Nav Tags Relevancy | -0.13 | 121 | 21 | 48 % | 82 % |
| 117 | Variations making whole H1 Tags Relevancy | -0.13 | 1 | 1 | 6 % | 81 % |
| 118 | Meta Description Length Size | -0.13 | 159 | 119 | 70 % | 71 % |
| 119 | Flesch Kincaid Reading Grade Level Other | -0.13 | 5 | 2 | 95 % | 82 % |
| 120 | Number of Images without ALT Text Size | -0.13 | 36 | 10 | 59 % | 78 % |
| 121 | Variations in Style Tags Relevancy | -0.13 | 98 | 4 | 12 % | 79 % |
| 122 | LSI Words in H2 Tags Relevancy | -0.13 | 63 | 23 | 62 % | 84 % |
| 123 | Number of JavaScript Includes Technology | -0.13 | 31 | 18 | 83 % | 78 % |
| 124 | Number of H3 Tags Size | -0.13 | 17 | 8 | 61 % | 82 % |
| 125 | Has Form Technology | -0.13 | 1 | 1 | 51 % | 73 % |
| 126 | Average Words Per Sentence Size | -0.13 | 75 | 28 | 81 % | 84 % |
| 127 | Number of Social Pages Authority | -0.13 | 23 | 5 | 66 % | 73 % |
| 128 | Number of H2 Tags Size | -0.13 | 10 | 7 | 69 % | 74 % |
| 129 | Page Size Kilobytes Size | -0.13 | 782 | 319 | 86 % | 76 % |
| 130 | Is OpenGraph Type Article Technology | -0.13 | 1 | 1 | 39 % | 63 % |
| 131 | Number Of JSON-LD Types Relevancy | -0.13 | 34 | 13 | 57 % | 81 % |
| 132 | Number of Questions In H2 Tags Size | -0.13 | 4 | 1 | 25 % | 78 % |
| 133 | Number of Forms Technology | -0.13 | 5 | 2 | 50 % | 76 % |
| 134 | Title Length Size | -0.13 | 80 | 53 | 86 % | 76 % |
| 135 | Variations Making Whole LI Tags Relevancy | -0.12 | 3 | 1 | 24 % | 74 % |
| 136 | Exact Matches in Top 30KB Relevancy | -0.12 | 6 | 1 | 14 % | 79 % |
| 137 | Number of Facebook Accounts Authority | -0.12 | 2 | 1 | 29 % | 74 % |
| 138 | Search Result Not .com .net or .org Other | -0.12 | 1 | 1 | 94 % | 29 % |
| 139 | Number of Email Addresses Trust | -0.12 | 98 | 5 | 44 % | 73 % |
| 140 | Variations in Span Tags Relevancy | -0.12 | 29 | 9 | 53 % | 77 % |
| 141 | Variations in Footer Tags Relevancy | -0.12 | 53 | 8 | 41 % | 79 % |
| 142 | Variations in Aside Tags Relevancy | -0.12 | 25 | 4 | 10 % | 70 % |
| 143 | Has Canonical URL Authority | -0.12 | 1 | 1 | 74 % | 75 % |
| 144 | Meta Description Tag Has Entities Relevancy | -0.12 | 1 | 1 | 62 % | 74 % |
| 145 | Search Result Summary Length Size | -0.12 | 159 | 154 | 98 % | 71 % |
| 146 | Search Result Uses HTTPS Other | -0.12 | 1 | 1 | 86 % | 75 % |
| 147 | Is Article Page Other | -0.12 | 1 | 1 | 47 % | 67 % |
| 148 | Uses JSON-LD headline Other | -0.12 | 1 | 1 | 16 % | 46 % |
| 149 | Inline JavaScript Kilobytes Size | -0.12 | 421 | 120 | 82 % | 71 % |
| 150 | Percentage of DoFollow External Links Authority | -0.12 | 19 | 10 | 76 % | 69 % |
| 151 | Has Entities in H3 Tags Relevancy | -0.12 | 1 | 1 | 47 % | 79 % |
| 152 | LSI Words in H3 Tags Relevancy | -0.12 | 76 | 25 | 54 % | 89 % |
| 153 | Number of Instagram Pages Authority | -0.12 | 19 | 2 | 46 % | 72 % |
| 154 | Entities in H4 Tags | -0.12 | 8 | 2 | 20 % | 80 % |
| 155 | Uses JSON-LD Review Other | -0.12 | 1 | 1 | 6 % | 42 % |
| 156 | Variations in the last 100 words Relevancy | -0.12 | 11 | 4 | 57 % | 74 % |
| 157 | Has Entities in H2 Tags Relevancy | -0.12 | 1 | 1 | 57 % | 77 % |
| 158 | Number of Meta Generator Tags Technology | -0.12 | 2 | 1 | 42 % | 56 % |
| 159 | Has HREF Lang Technology | -0.12 | 1 | 1 | 9 % | 72 % |
| 160 | Exact Matches in H1 Tags Relevancy | -0.12 | 1 | 1 | 10 % | 73 % |
| 161 | Has Privacy Policy Trust | -0.12 | 1 | 1 | 57 % | 75 % |
| 162 | Variations in I Tags Relevancy | -0.12 | 12 | 4 | 27 % | 75 % |
| 163 | Has US Phone Number Trust | -0.12 | 1 | 1 | 49 % | 62 % |
| 164 | Uses Schema aggregaterating Other | -0.12 | 1 | 1 | 11 % | 55 % |
| 165 | Uses Schema homeandconstructionbusiness Other | -0.12 | 1 | 1 | 2 % | 24 % |
| 166 | Number of Social Accounts Authority | -0.12 | 4 | 2 | 44 % | 80 % |
| 167 | Number of Prices Size | -0.12 | 416 | 66 | 71 % | 77 % |
| 168 | Percentage of NoFollow Internal Links Authority | -0.12 | 3 | 1 | 12 % | 64 % |
| 169 | Number of Nofollow Links Authority | -0.12 | 13 | 4 | 25 % | 74 % |
| 170 | Uses Microdata priceRange Other | -0.12 | 1 | 1 | 2 % | 12 % |
| 171 | Number of US Phone Numbers Trust | -0.12 | 35 | 10 | 46 % | 79 % |
| 172 | Variations in Figure Tags Relevancy | -0.12 | 29 | 5 | 14 % | 71 % |
| 173 | Uses Schema name Other | -0.12 | 1 | 1 | 63 % | 66 % |
| 174 | Search Result Domain Length Size | -0.12 | 24 | 18 | 87 % | 74 % |
| 175 | Search Result Host Length Size | -0.12 | 24 | 18 | 87 % | 74 % |
| 176 | Variations in Main Tags Relevancy | -0.12 | 352 | 58 | 38 % | 84 % |
| 177 | Uses Schema publishingprinciples Other | -0.12 | 1 | 1 | 3 % | 13 % |
| 178 | Title Word Count Size | -0.12 | 12 | 8 | 86 % | 77 % |
| 179 | Leading Variations in H3 Tags Relevancy | -0.12 | 4 | 1 | 16 % | 76 % |
| 180 | Variations in Em Tags Relevancy | -0.12 | 2 | 1 | 7 % | 76 % |
| 181 | Uses JSON-LD CollectionPage Other | -0.12 | 1 | 1 | 3 % | 29 % |
| 182 | Uses Schema collectionpage Other | -0.12 | 1 | 1 | 3 % | 29 % |
| 183 | Uses JSON-LD interactionType Other | -0.12 | 1 | 1 | 2 % | 13 % |
| 184 | Uses JSON-LD AggregateRating Other | -0.12 | 1 | 1 | 9 % | 60 % |
| 185 | Variations in ID Attributes Relevancy | -0.12 | 7 | 2 | 13 % | 77 % |
| 186 | Is Store Page Other | -0.12 | 1 | 1 | 46 % | 68 % |
| 187 | Uses JSON-LD publishingPrinciples Other | -0.12 | 1 | 1 | 3 % | 15 % |
| 188 | Uses Microdata FAQPage Other | -0.11 | 1 | 1 | 2 % | 23 % |
| 189 | Uses Microdata playerType Other | -0.11 | 1 | 1 | 5 % | 20 % |
| 190 | Uses Schema playertype Other | -0.11 | 1 | 1 | 5 % | 20 % |
| 191 | Number of Questions In H3 Tags Size | -0.11 | 3 | 1 | 17 % | 79 % |
| 192 | Has FavIcon Technology | -0.11 | 1 | 1 | 78 % | 76 % |
| 193 | Percentage of NoFollow Links Authority | -0.11 | 6 | 2 | 23 % | 69 % |
| 194 | Uses Schema telephone Other | -0.11 | 1 | 1 | 19 % | 56 % |
| 195 | Headings Has Question Other | -0.11 | 1 | 1 | 39 % | 72 % |
| 196 | Uses JSON-LD BreadcrumbList Other | -0.11 | 1 | 1 | 37 % | 66 % |
| 197 | Exact Matches in H2 Tags Relevancy | -0.11 | 4 | 1 | 10 % | 81 % |
| 198 | Uses JSON-LD mainEntity Other | -0.11 | 1 | 1 | 1 % | 15 % |
| 199 | Variations in Class Attributes Relevancy | -0.11 | 35 | 4 | 18 % | 72 % |
| 200 | Uses JSON-LD temporalCoverage Other | -0.11 | 1 | 1 | 1 % | 13 % |