[ Ahrefs, SEMRush, DomDetailer, SpyFu APIs ]
[ Wappalyzer API ]
SEO Factor ClassSize ( 54484 )Relevancy ( 54123 ) Other ( 32998 ) Local ( 9000 ) 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 ( 54480 )Keywords ( 42020 ) Schema ( 32944 ) Local ( 9001 ) LSI ( 8513 ) 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 | Number of Factors Used Diversity | -0.54 | 162 | 44 | 91 % | 59 % |
| 2 | Variations in HTML Tags Relevancy | -0.27 | 2714 | 231 | 90 % | 94 % |
| 3 | Variations in Body Tags Relevancy | -0.25 | 2521 | 195 | 87 % | 93 % |
| 4 | Variations in Sentences Relevancy | -0.25 | 540 | 61 | 88 % | 94 % |
| 5 | Term Frequency Relevancy | -0.25 | 8 | 6 | 91 % | 93 % |
| 6 | Variations in H1-H6 Tags Relevancy | -0.23 | 49 | 8 | 81 % | 93 % |
| 7 | Variations in H1, H2, and H3 Tags Relevancy | -0.23 | 47 | 7 | 80 % | 92 % |
| 8 | Variations in A Tags Relevancy | -0.23 | 501 | 30 | 81 % | 92 % |
| 9 | Variations in Div Tags Relevancy | -0.23 | 952 | 129 | 88 % | 57 % |
| 10 | Variations in A Tag HREF Attributes Relevancy | -0.23 | 1883 | 53 | 78 % | 92 % |
| 11 | Variations in Search Result Link Text Relevancy | -0.23 | 5 | 2 | 87 % | 83 % |
| 12 | Variations in Search Result Display URL Relevancy | -0.23 | 5 | 2 | 87 % | 83 % |
| 13 | Keywords in pages top 10 most used phrases | -0.22 | 6 | 2 | 72 % | 87 % |
| 14 | Variations in Search Result URL Path Relevancy | -0.22 | 5 | 2 | 66 % | 78 % |
| 15 | Variations in Search Result URL Relevancy | -0.22 | 5 | 2 | 68 % | 80 % |
| 16 | Variations in P Tags Relevancy | -0.22 | 305 | 35 | 78 % | 89 % |
| 17 | Variations in Absolute URLs Relevancy | -0.22 | 608 | 62 | 78 % | 90 % |
| 18 | Variations in H1 and H2 Tags Relevancy | -0.22 | 57 | 4 | 77 % | 91 % |
| 19 | Keywords in pages top 5 most used phrases | -0.22 | 4 | 2 | 62 % | 86 % |
| 20 | Exact Matches in Body Tag Relevancy | -0.22 | 384 | 13 | 37 % | 83 % |
| 21 | Exact Matches in the HTML Tag Relevancy | -0.22 | 123635 | 34 | 38 % | 82 % |
| 22 | Variations in LI Tags Relevancy | -0.21 | 486 | 23 | 78 % | 93 % |
| 23 | Variations in the Title Tag Relevancy | -0.21 | 5 | 2 | 83 % | 78 % |
| 24 | Exact Matches in Sentences Relevancy | -0.21 | 61 | 4 | 35 % | 81 % |
| 25 | Variations in the Canonical URL Relevancy | -0.21 | 5 | 2 | 53 % | 82 % |
| 26 | Search Result Number of Site Links Other | -0.2 | 2 | 1 | 1 % | 50 % |
| 27 | Keywords in pages top 3 most used phrases | -0.2 | 3 | 1 | 53 % | 84 % |
| 28 | Variations in First 100 Words Relevancy | -0.2 | 39 | 8 | 73 % | 81 % |
| 29 | Variations in Search Result Document File Name Relevancy | -0.2 | 5 | 2 | 61 % | 75 % |
| 30 | Leading Variations in H1-H6 Tags Relevancy | -0.19 | 23 | 2 | 50 % | 89 % |
| 31 | Leading Variations in H1, H2, and H3 Tags Relevancy | -0.19 | 23 | 2 | 47 % | 88 % |
| 32 | Variations in H2 Tags Relevancy | -0.19 | 55 | 3 | 44 % | 89 % |
| 33 | Variations in Meta Description Relevancy | -0.19 | 9 | 2 | 60 % | 86 % |
| 34 | Exact Matches in H1-H6 Tags Relevancy | -0.19 | 13 | 1 | 27 % | 75 % |
| 35 | Variations in H1 Tags Relevancy | -0.19 | 4 | 2 | 68 % | 82 % |
| 36 | Variations in Script Tags Relevancy | -0.18 | 400 | 36 | 59 % | 90 % |
| 37 | Variations in Span Tags Relevancy | -0.18 | 98 | 9 | 58 % | 90 % |
| 38 | TF/IDF Relevancy | -0.18 | 1 | 1 | 76 % | 79 % |
| 39 | Unabridged Word Count Size | -0.18 | 11161 | 1978 | 93 % | 50 % |
| 40 | Clean Text Kilobytes Size | -0.18 | 219 | 12 | 91 % | 80 % |
| 41 | Number of Sentences Size | -0.18 | 486 | 69 | 93 % | 79 % |
| 42 | Word Count Size | -0.17 | 8583 | 1408 | 93 % | 78 % |
| 43 | Exact Matches in Title Tag Relevancy | -0.17 | 2 | 1 | 26 % | 69 % |
| 44 | Variations in H3 Tags Relevancy | -0.17 | 21 | 3 | 33 % | 88 % |
| 45 | Leading Variations in Title Tag Relevancy | -0.17 | 1 | 1 | 36 % | 76 % |
| 46 | Variations in ALT Attributes Relevancy | -0.17 | 98 | 3 | 33 % | 85 % |
| 47 | Exact Matches in A Tags Relevancy | -0.17 | 49 | 3 | 23 % | 70 % |
| 48 | Exact Matches in H1 Tags Relevancy | -0.17 | 35 | 1 | 21 % | 65 % |
| 49 | Variations in the last 100 words Relevancy | -0.17 | 22 | 5 | 60 % | 79 % |
| 50 | Keywords in pages most used phrase | -0.16 | 1 | 1 | 29 % | 74 % |
| 51 | Variations making whole A Tags Relevancy | -0.16 | 19 | 2 | 36 % | 83 % |
| 52 | Variations in Search Result Summary Relevancy | -0.16 | 9 | 3 | 90 % | 76 % |
| 53 | Number of HTTPS Links Authority | -0.16 | 572 | 138 | 86 % | 80 % |
| 54 | Variations in OpenGraph Title Relevancy | -0.16 | 4 | 1 | 52 % | 74 % |
| 55 | Leading Variations in H1 Tags Relevancy | -0.16 | 2 | 1 | 31 % | 79 % |
| 56 | Number of HTML Tags Size | -0.16 | 3374 | 955 | 94 % | 50 % |
| 57 | Leading Variations in H2 Tags Relevancy | -0.16 | 22 | 1 | 20 % | 83 % |
| 58 | Page Size Kilobytes Size | -0.16 | 530 | 147 | 93 % | 83 % |
| 59 | Variations in OpenGraph Description Relevancy | -0.15 | 8 | 2 | 45 % | 81 % |
| 60 | Number of P Tags Size | -0.15 | 292 | 37 | 88 % | 49 % |
| 61 | Variations in TITLE Attributes Relevancy | -0.15 | 100 | 4 | 31 % | 86 % |
| 62 | Exact Matches in H2 Tags Relevancy | -0.15 | 7 | 1 | 12 % | 62 % |
| 63 | Variations in Article Tags Relevancy | -0.15 | 346 | 23 | 33 % | 75 % |
| 64 | Variations Making Whole Span Tags Relevancy | -0.15 | 57 | 1 | 19 % | 81 % |
| 65 | Exact Matches in Meta Description Relevancy | -0.15 | 118 | 1 | 16 % | 66 % |
| 66 | Variations in Nav Tags Relevancy | -0.15 | 208 | 14 | 39 % | 50 % |
| 67 | Variations in Strong Tags Relevancy | -0.15 | 82 | 3 | 32 % | 83 % |
| 68 | Title Has Best Other | -0.15 | 1 | 1 | 14 % | 53 % |
| 69 | Variations Making Whole LI Tags Relevancy | -0.15 | 7 | 1 | 26 % | 79 % |
| 70 | Body Tag Size Kilobytes Size | -0.15 | 379 | 105 | 90 % | 82 % |
| 71 | Number of Heading Tags Size | -0.15 | 61 | 20 | 89 % | 50 % |
| 72 | Number of Nofollow Links Authority | -0.15 | 138 | 9 | 40 % | 83 % |
| 73 | Variations in Summary Tags Relevancy | -0.15 | 168 | 14 | 46 % | 50 % |
| 74 | Number of Links Authority | -0.15 | 638 | 161 | 90 % | 75 % |
| 75 | Has MicroData Thumbnail | -0.15 | 1 | 1 | 2 % | 12 % |
| 76 | Title Has Sales Words Other | -0.15 | 1 | 1 | 18 % | 63 % |
| 77 | Number of NoFollow External Links Authority | -0.15 | 66 | 4 | 27 % | 82 % |
| 78 | Number of Internal Links Authority | -0.15 | 621 | 140 | 90 % | 75 % |
| 79 | Search Result Uses HTTPS Other | -0.14 | 1 | 1 | 79 % | 78 % |
| 80 | Number of DoFollow Links Authority | -0.14 | 633 | 152 | 90 % | 74 % |
| 81 | Variations making whole H1-H6 Tags Relevancy | -0.14 | 3 | 1 | 16 % | 75 % |
| 82 | Title Has Sentiment Words Other | -0.14 | 1 | 1 | 19 % | 63 % |
| 83 | Number of Images Size | -0.14 | 317 | 29 | 90 % | 76 % |
| 84 | Number of External Links Authority | -0.14 | 176 | 22 | 86 % | 73 % |
| 85 | Percentage of NoFollow Links Authority | -0.14 | 22 | 6 | 38 % | 79 % |
| 86 | Number of Images with ALT Text Size | -0.14 | 168 | 17 | 82 % | 76 % |
| 87 | Number of Absolute URLs Authority | -0.14 | 686 | 189 | 92 % | 78 % |
| 88 | Variations making whole H1, H2, and H3 Tags Relevancy | -0.14 | 3 | 1 | 15 % | 74 % |
| 89 | Number of H2 Tags Size | -0.14 | 25 | 6 | 71 % | 50 % |
| 90 | Variations in Section Tags Relevancy | -0.14 | 275 | 15 | 33 % | 83 % |
| 91 | Percentage of NoFollow External Links Authority | -0.14 | 18 | 3 | 26 % | 77 % |
| 92 | Number of H3 Tags Size | -0.14 | 36 | 8 | 66 % | 50 % |
| 93 | Variations in Meta Twitter Description Relevancy | -0.14 | 6 | 1 | 28 % | 75 % |
| 94 | Variations in Class Attributes Relevancy | -0.14 | 176 | 6 | 28 % | 76 % |
| 95 | Search Result Link Text Length Size | -0.14 | 83 | 57 | 93 % | 64 % |
| 96 | Inline JavaScript Kilobytes Size | -0.14 | 264 | 40 | 87 % | 81 % |
| 97 | Leading Variations in H3 Tags Relevancy | -0.14 | 6 | 1 | 15 % | 80 % |
| 98 | Variations in Meta Twitter Content Relevancy | -0.14 | 3 | 1 | 31 % | 71 % |
| 99 | Title Has Year Other | -0.14 | 1 | 1 | 9 % | 54 % |
| 100 | Search Result Summary Length Size | -0.14 | 474 | 256 | 94 % | 67 % |
| 101 | Variations in Footer Tags Relevancy | -0.14 | 74 | 5 | 32 % | 48 % |
| 102 | Variations in Host Citations Relevancy | -0.13 | 418 | 5 | 11 % | 62 % |
| 103 | Search Result Number of Dirs in Path Other | -0.13 | 4 | 2 | 81 % | 57 % |
| 104 | Variations in Value Attributes Relevancy | -0.13 | 254 | 2 | 15 % | 75 % |
| 105 | Variations in H4-H6 Tags Relevancy | -0.13 | 15 | 2 | 20 % | 81 % |
| 106 | Search Result Link Text Has Year Other | -0.13 | 1 | 1 | 9 % | 50 % |
| 107 | Search Result Has Schema Other | -0.13 | 1 | 1 | 7 % | 54 % |
| 108 | Variations making whole H1 Tags Relevancy | -0.13 | 1 | 1 | 10 % | 69 % |
| 109 | Exact Matches making whole H1-H6 Tags Relevancy | -0.13 | 2 | 1 | 8 % | 49 % |
| 110 | Word Count in Meta Description Size | -0.13 | 89 | 22 | 68 % | 77 % |
| 111 | Variations in I Tags Relevancy | -0.13 | 41 | 3 | 22 % | 81 % |
| 112 | Has Terms of Service Trust | -0.13 | 1 | 1 | 44 % | 66 % |
| 113 | Has Canonical URL Authority | -0.13 | 1 | 1 | 63 % | 71 % |
| 114 | Variations in ID Attributes Relevancy | -0.13 | 16 | 1 | 12 % | 74 % |
| 115 | Exact Matches making whole H1, H2, and H3 Tags Relevancy | -0.13 | 2 | 1 | 8 % | 49 % |
| 116 | Has Privacy Policy Trust | -0.13 | 1 | 1 | 62 % | 68 % |
| 117 | Variations in Main Tags Relevancy | -0.13 | 754 | 42 | 22 % | 48 % |
| 118 | Head Size Kilobytes Size | -0.13 | 131 | 37 | 91 % | 79 % |
| 119 | Number of US Phone Numbers Trust | -0.13 | 819 | 8 | 37 % | 73 % |
| 120 | Search Result Has Rating Other | -0.13 | 1 | 1 | 6 % | 51 % |
| 121 | Meta Description Length Size | -0.13 | 487 | 130 | 68 % | 76 % |
| 122 | Number of DoFollow External Links Authority | -0.13 | 174 | 18 | 83 % | 69 % |
| 123 | Variations in H4 Tags Relevancy | -0.13 | 11 | 1 | 16 % | 80 % |
| 124 | Exact Matches in H3 Tags Relevancy | -0.13 | 6 | 1 | 7 % | 51 % |
| 125 | Number of Social Accounts Authority | -0.13 | 11 | 3 | 59 % | 66 % |
| 126 | Exact Matches making whole H1 Tags Relevancy | -0.13 | 1 | 1 | 6 % | 45 % |
| 127 | Search Result URL Length Size | -0.13 | 102 | 64 | 94 % | 48 % |
| 128 | Number of YouTube Embeds Technology | -0.13 | 4 | 1 | 10 % | 63 % |
| 129 | Number of Videos Technology | -0.12 | 4 | 1 | 10 % | 63 % |
| 130 | Number of Amazon Ads Technology | -0.12 | 11 | 1 | 13 % | 55 % |
| 131 | Number of Ads Technology | -0.12 | 11 | 1 | 13 % | 55 % |
| 132 | Has Rel Next Link Authority | -0.12 | 1 | 1 | 7 % | 63 % |
| 133 | Has Rel Pagination Authority | -0.12 | 1 | 1 | 7 % | 62 % |
| 134 | Variations in OpenGraph Site Name Relevancy | -0.12 | 2 | 1 | 12 % | 62 % |
| 135 | Title Word Count Size | -0.12 | 18 | 9 | 92 % | 57 % |
| 136 | Variations in Style Tags Relevancy | -0.12 | 115 | 6 | 13 % | 66 % |
| 137 | Is OpenGraph Type Article Technology | -0.12 | 1 | 1 | 36 % | 56 % |
| 138 | Percentage of NoFollow Internal Links Authority | -0.12 | 19 | 3 | 26 % | 74 % |
| 139 | Variations in Aside Tags Relevancy | -0.12 | 81 | 6 | 18 % | 46 % |
| 140 | Variations in Em Tags Relevancy | -0.12 | 12 | 1 | 10 % | 70 % |
| 141 | Exact Matches making whole A Tags Relevancy | -0.12 | 3 | 1 | 8 % | 45 % |
| 142 | Variations in Label Tags Relevancy | -0.12 | 13 | 1 | 6 % | 65 % |
| 143 | Number of Forms Technology | -0.12 | 36 | 3 | 73 % | 69 % |
| 144 | Has OpenGraph Image Relevancy | -0.12 | 1 | 1 | 48 % | 64 % |
| 145 | Variations Making Whole Strong Tags Relevancy | -0.12 | 8 | 1 | 7 % | 72 % |
| 146 | Variations in Search Result URL Host Name Relevancy | -0.12 | 1 | 1 | 4 % | 43 % |
| 147 | Number of Facebook Accounts Authority | -0.12 | 5 | 1 | 39 % | 66 % |
| 148 | Variations in Search Result URL Domain Name Relevancy | -0.12 | 1 | 1 | 4 % | 44 % |
| 149 | Variations in Meta Keywords Relevancy | -0.12 | 28 | 2 | 19 % | 72 % |
| 150 | Leading Variations in H4-H6 Tags Relevancy | -0.12 | 6 | 1 | 10 % | 73 % |
| 151 | Flesch Kincaid Reading Ease | -0.12 | 151 | 71 | 94 % | 67 % |
| 152 | Title Length Size | -0.12 | 111 | 59 | 92 % | 54 % |
| 153 | Number of H4 Tags Size | -0.12 | 23 | 4 | 45 % | 46 % |
| 154 | Variations in Form Tags Relevancy | -0.12 | 8 | 1 | 12 % | 70 % |
| 155 | Exact Matches in Search Result URL Relevancy | -0.12 | 1 | 1 | 11 % | 20 % |
| 156 | Variations in HTML Comment Tags Relevancy | -0.12 | 57 | 3 | 13 % | 72 % |
| 157 | Average Words Per Sentence Size | -0.12 | 477 | 43 | 91 % | 67 % |
| 158 | Number of Twitter Accounts Authority | -0.12 | 7 | 1 | 50 % | 64 % |
| 159 | Variations in B Tags Relevancy | -0.12 | 30 | 2 | 13 % | 78 % |
| 160 | Number of Social Pages Authority | -0.12 | 215 | 3 | 53 % | 69 % |
| 161 | Percentage of DoFollow Internal Links Authority | -0.12 | 97 | 79 | 89 % | 61 % |
| 162 | Has Amazon Ads Other | -0.12 | 1 | 1 | 13 % | 51 % |
| 163 | Has Ads Other | -0.12 | 1 | 1 | 13 % | 51 % |
| 164 | Number of Images without ALT Text Size | -0.12 | 247 | 13 | 74 % | 70 % |
| 165 | Has YouTube Embed Technology | -0.12 | 1 | 1 | 10 % | 57 % |
| 166 | Leading Variations in H4 Tags Relevancy | -0.12 | 6 | 1 | 7 % | 70 % |
| 167 | Has Video Technology | -0.12 | 1 | 1 | 11 % | 57 % |
| 168 | Aggressive Variation Density Relevancy | -0.12 | 15 | 1 | 9 % | 63 % |
| 169 | Load Time Milliseconds Performance | -0.12 | 158727 | 3973 | 94 % | 63 % |
| 170 | Has OpenGraph Type Relevancy | -0.12 | 1 | 1 | 54 % | 61 % |
| 171 | Has Meta Twitter Description Authority | -0.12 | 1 | 1 | 32 % | 62 % |
| 172 | Inline CSS Kilobytes Size | -0.12 | 120 | 24 | 49 % | 75 % |
| 173 | Number of HREF Lang Tags Size | -0.12 | 16 | 2 | 9 % | 69 % |
| 174 | Title Has Question Words Other | -0.12 | 1 | 1 | 13 % | 44 % |
| 175 | Has US Phone Number Trust | -0.12 | 1 | 1 | 37 % | 53 % |
| 176 | Has Schema Video Object | -0.11 | 1 | 1 | 2 % | 21 % |
| 177 | Number of Google Plus Pages Authority | -0.11 | 6 | 1 | 20 % | 67 % |
| 178 | Leading Variations in Meta Description Relevancy | -0.11 | 1 | 1 | 10 % | 66 % |
| 179 | Has Meta Description Relevancy | -0.11 | 1 | 1 | 69 % | 67 % |
| 180 | Number of Instagram Pages Authority | -0.11 | 214 | 2 | 33 % | 62 % |
| 181 | Number of Affiliate Links - Amazon Technology | -0.11 | 9 | 2 | 6 % | 25 % |
| 182 | Number of CSS Includes Technology | -0.11 | 17 | 8 | 86 % | 54 % |
| 183 | Variations in Button Tags Relevancy | -0.11 | 27 | 1 | 4 % | 34 % |
| 184 | Number of YouTube Accounts Technology | -0.11 | 3 | 1 | 16 % | 63 % |
| 185 | Variations in Cite Tags Relevancy | -0.11 | 13 | 1 | 2 % | 31 % |
| 186 | Title Has Top Other | -0.11 | 1 | 1 | 4 % | 39 % |
| 187 | Has Schema Markup Relevancy | -0.11 | 1 | 1 | 47 % | 61 % |
| 188 | Variations in Figure Tags Relevancy | -0.11 | 39 | 3 | 9 % | 44 % |
| 189 | Has MicroData Relevancy | -0.11 | 1 | 1 | 38 % | 56 % |
| 190 | Has Meta Twitter Title Authority | -0.11 | 1 | 1 | 34 % | 59 % |
| 191 | Variations making whole B Tags Relevancy | -0.11 | 10 | 1 | 3 % | 56 % |
| 192 | Has FavIcon Technology | -0.11 | 1 | 1 | 63 % | 58 % |
| 193 | Has XMLRPC Technology | -0.11 | 1 | 1 | 28 % | 51 % |
| 194 | Has Apple Touch Icon Technology | -0.11 | 1 | 1 | 38 % | 62 % |
| 195 | Number of Includes Technology | -0.11 | 219 | 22 | 89 % | 56 % |
| 196 | Variations in Option Tags Relevancy | -0.11 | 41 | 1 | 6 % | 63 % |
| 197 | Has Meta Twitter Card Authority | -0.11 | 1 | 1 | 39 % | 57 % |
| 198 | Has Contact Page Trust | -0.11 | 1 | 1 | 68 % | 53 % |
| 199 | Percentage of DoFollow External Links Authority | -0.11 | 35 | 15 | 82 % | 56 % |
| 200 | Has MicroData name | -0.11 | 1 | 1 | 24 % | 58 % |