[ Ahrefs, SEMRush, DomDetailer, SpyFu APIs ]
[ Wappalyzer API ]
SEO Factor ClassSize ( 45631 )Relevancy ( 39036 ) Other ( 15655 ) Local ( 6685 ) Technology ( 1576 ) Authority ( 160 ) Pay Per Click ( 29 ) Diversity ( 15 ) Trust ( 15 ) Easy ( 3 ) Performance ( 1 ) |
SEO Factor TypeSize ( 45619 )Keywords ( 29313 ) Schema ( 15601 ) LSI ( 6781 ) Local ( 6686 ) Entities ( 2928 ) Other ( 1679 ) Backlinks ( 72 ) Social ( 58 ) Page Links ( 29 ) Structure ( 23 ) Meta ( 14 ) On Page ( 3 ) |
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 Distinct Entities Used Diversity | -0.3 | 56 | 26 | 87 % | 81 % |
2 | Number of Unique LSI Words Used Diversity | -0.29 | 841 | 346 | 90 % | 74 % |
3 | Variations in HTML Tags Relevancy | -0.26 | 811 | 210 | 88 % | 82 % |
4 | Variations in Body Tags Relevancy | -0.26 | 811 | 209 | 88 % | 82 % |
5 | Entities in the HTML Tag Relevancy | -0.26 | 431 | 99 | 81 % | 82 % |
6 | Entities in Sentences Relevancy | -0.26 | 430 | 97 | 80 % | 82 % |
7 | Number of Top 200 Shared Factors Used Diversity | -0.25 | 52 | 42 | 97 % | 85 % |
8 | Number of Top 100 Shared Factors Used Diversity | -0.25 | 39 | 31 | 97 % | 86 % |
9 | Number of Unique Variations Used Diversity | -0.25 | 27 | 8 | 89 % | 79 % |
10 | Variations in Sentences Relevancy | -0.25 | 149 | 38 | 80 % | 82 % |
11 | Variations in P Tags Relevancy | -0.24 | 167 | 34 | 76 % | 82 % |
12 | Variations in LI Tags Relevancy | -0.24 | 61 | 19 | 75 % | 83 % |
13 | Variations in H1, H2, and H3 Tags Relevancy | -0.24 | 24 | 7 | 78 % | 79 % |
14 | Variations in Div Tags Relevancy | -0.24 | 353 | 109 | 86 % | 81 % |
15 | Variations in H1-H6 Tags Relevancy | -0.24 | 27 | 8 | 79 % | 77 % |
16 | Number of Top 50 Shared Factors Used Diversity | -0.24 | 16 | 14 | 96 % | 81 % |
17 | LSI Words in Sentences Relevancy | -0.23 | 2758 | 816 | 79 % | 82 % |
18 | Variations in A Tags Relevancy | -0.23 | 80 | 21 | 76 % | 79 % |
19 | Number of Referring Domains Authority | -0.23 | 2484 | 73 | 54 % | 78 % |
20 | Number of Backlinks Authority | -0.23 | 171023 | 5630 | 54 % | 76 % |
21 | Exact Matches in the HTML Tag Relevancy | -0.22 | 164 | 17 | 47 % | 80 % |
22 | Variations in H1 and H2 Tags Relevancy | -0.22 | 14 | 5 | 76 % | 78 % |
23 | Number of Factors Used Diversity | -0.22 | 387 | 201 | 97 % | 84 % |
24 | Variations in Distinct A Tag HREF Attributes Relevancy | -0.22 | 158 | 28 | 70 % | 80 % |
25 | Entities in H3 Tags | -0.22 | 42 | 5 | 42 % | 78 % |
26 | Term Frequency Relevancy | -0.22 | 4 | 3 | 88 % | 80 % |
27 | Entities in H2 Tags | -0.21 | 22 | 5 | 50 % | 77 % |
28 | Variations in A Tag HREF Attributes Relevancy | -0.21 | 180 | 42 | 71 % | 78 % |
29 | Number of Do Follow Backlinks Authority | -0.21 | 162165 | 4288 | 46 % | 77 % |
30 | Variations in Search Result Display URL Relevancy | -0.21 | 4 | 2 | 84 % | 71 % |
31 | Variations in Search Result Link Text Relevancy | -0.21 | 4 | 2 | 84 % | 65 % |
32 | Clean Text Kilobytes Size | -0.21 | 33 | 12 | 88 % | 85 % |
33 | Word Count Size | -0.21 | 3225 | 1448 | 91 % | 80 % |
34 | Number of No Follow Backlinks Authority | -0.2 | 150091 | 1557 | 46 % | 75 % |
35 | Exact Matches in Sentences Relevancy | -0.2 | 41 | 5 | 33 % | 80 % |
36 | Unabridged Word Count Size | -0.2 | 4278 | 1825 | 91 % | 80 % |
37 | Number of Sentences Size | -0.2 | 394 | 107 | 90 % | 77 % |
38 | Variations in H2 Tags Relevancy | -0.2 | 11 | 4 | 51 % | 78 % |
39 | Leading Variations in H1, H2, and H3 Tags Relevancy | -0.2 | 6 | 2 | 48 % | 76 % |
40 | Entities in Title Tag Relevancy | -0.2 | 6 | 2 | 61 % | 73 % |
41 | Number of Facebook Pages Authority | -0.2 | 5 | 2 | 65 % | 67 % |
42 | Leading Variations in H1-H6 Tags Relevancy | -0.2 | 7 | 2 | 52 % | 77 % |
43 | Variations in H3 Tags Relevancy | -0.2 | 10 | 3 | 37 % | 73 % |
44 | Variation Density in Top 30KB Relevancy | -0.2 | 297 | 4 | 70 % | 82 % |
45 | Variations in Script Tags Relevancy | -0.2 | 337 | 46 | 70 % | 78 % |
46 | Variations in Absolute URLs Relevancy | -0.2 | 5614 | 97 | 73 % | 81 % |
47 | Number of P Tags Size | -0.19 | 83 | 36 | 86 % | 78 % |
48 | Variations in the Title Tag Relevancy | -0.19 | 4 | 2 | 77 % | 69 % |
49 | Variations in Search Result URL Path Relevancy | -0.19 | 10 | 2 | 58 % | 75 % |
50 | Load Time Milliseconds Performance | -0.19 | 5513 | 1448 | 92 % | 80 % |
51 | Variations in First 100 Words Relevancy | -0.19 | 160 | 10 | 81 % | 74 % |
52 | Variations in H1 Tags Relevancy | -0.19 | 4 | 2 | 67 % | 65 % |
53 | Exact Matches in H1-H6 Tags Relevancy | -0.19 | 6 | 2 | 34 % | 78 % |
54 | Number of Questions Size | -0.19 | 28 | 9 | 69 % | 82 % |
55 | Variations in Main Tags Relevancy | -0.18 | 235 | 58 | 37 % | 80 % |
56 | Has JSON-LD Schema Markup Relevancy | -0.18 | 1 | 1 | 56 % | 61 % |
57 | Leading Variations in Title Tag Relevancy | -0.18 | 1 | 1 | 38 % | 67 % |
58 | Number of Includes Technology | -0.18 | 38 | 23 | 85 % | 61 % |
59 | Search Result Domain is .com Other | -0.18 | 1 | 1 | 3 % | 47 % |
60 | LSI Words in Title Tag Relevancy | -0.18 | 15 | 7 | 80 % | 82 % |
61 | Search Result Domain is .com, .net, or .org Other | -0.18 | 1 | 1 | 3 % | 44 % |
62 | Variations in ALT Attributes Relevancy | -0.18 | 37 | 7 | 55 % | 77 % |
63 | Variations in Search Result Document File Name Relevancy | -0.18 | 3 | 2 | 59 % | 68 % |
64 | Variations in Nav Tags Relevancy | -0.18 | 83 | 19 | 48 % | 73 % |
65 | Number of HTTPS Links Authority | -0.18 | 350 | 156 | 85 % | 77 % |
66 | Clean Keyword Density in the HTML Tag Relevancy | -0.18 | 13 | 4 | 80 % | 73 % |
67 | Number of DoFollow Links Authority | -0.18 | 344 | 155 | 86 % | 75 % |
68 | LSI Words in H2 Tags Relevancy | -0.18 | 58 | 21 | 65 % | 78 % |
69 | Number of Questions In Headings Size | -0.18 | 5 | 2 | 35 % | 76 % |
70 | Number of Links Authority | -0.18 | 351 | 160 | 86 % | 73 % |
71 | Variations in Search Result URL Relevancy | -0.18 | 4 | 2 | 63 % | 70 % |
72 | Variations in the Canonical URL Relevancy | -0.18 | 45 | 2 | 62 % | 73 % |
73 | Number of Internal Links Authority | -0.17 | 341 | 143 | 86 % | 77 % |
74 | LSI Words in H3 Tags Relevancy | -0.17 | 69 | 19 | 56 % | 76 % |
75 | Entities in H1 Tags | -0.17 | 5 | 2 | 50 % | 68 % |
76 | Number of CSS Includes Technology | -0.17 | 14 | 9 | 75 % | 56 % |
77 | Number of HTML Tags Size | -0.17 | 2298 | 1030 | 90 % | 80 % |
78 | Exact Matches in Title Tag Relevancy | -0.17 | 2 | 1 | 32 % | 72 % |
79 | Variations in Meta Description Relevancy | -0.17 | 6 | 2 | 61 % | 72 % |
80 | TF/IDF Relevancy | -0.17 | 1 | 1 | 65 % | 76 % |
81 | Is Home Page Other | -0.17 | 1 | 1 | 17 % | 33 % |
82 | Variation Count in Top 30KB Relevancy | -0.17 | 83 | 28 | 77 % | 75 % |
83 | Uses Schema faqpage Other | -0.17 | 1 | 1 | 6 % | 60 % |
84 | Leading Variations in H1 Tags Relevancy | -0.17 | 1 | 1 | 33 % | 68 % |
85 | Variations in Span Tags Relevancy | -0.17 | 45 | 10 | 59 % | 76 % |
86 | Uses Schema state Other | -0.17 | 1 | 1 | 4 % | 12 % |
87 | Uses Schema answer Other | -0.17 | 1 | 1 | 6 % | 63 % |
88 | Uses Schema question Other | -0.17 | 1 | 1 | 6 % | 63 % |
89 | Entities in H4 Tags | -0.17 | 7 | 2 | 23 % | 73 % |
90 | Number of H3 Tags Size | -0.16 | 15 | 7 | 66 % | 73 % |
91 | Page Size Kilobytes Size | -0.16 | 634 | 229 | 91 % | 78 % |
92 | Uses JSON-LD State Other | -0.16 | 1 | 1 | 4 % | 12 % |
93 | Exact Matches in Top 30KB Relevancy | -0.16 | 16 | 3 | 31 % | 74 % |
94 | Uses JSON-LD Answer Other | -0.16 | 1 | 1 | 5 % | 60 % |
95 | Uses JSON-LD FAQPage Other | -0.16 | 1 | 1 | 5 % | 59 % |
96 | Exact Matches in A Tags Relevancy | -0.16 | 20 | 3 | 25 % | 75 % |
97 | Variations in OpenGraph Title Relevancy | -0.16 | 4 | 2 | 59 % | 63 % |
98 | Uses JSON-LD Question Other | -0.16 | 1 | 1 | 5 % | 60 % |
99 | Variations Making Whole LI Tags Relevancy | -0.16 | 4 | 1 | 25 % | 68 % |
100 | Uses JSON-LD mainEntity Other | -0.16 | 1 | 1 | 1 % | 15 % |
101 | Headings Has Question Other | -0.16 | 1 | 1 | 36 % | 71 % |
102 | Variations making whole A Tags Relevancy | -0.16 | 5 | 1 | 29 % | 71 % |
103 | Number of Heading Tags Size | -0.16 | 36 | 20 | 87 % | 75 % |
104 | Number of Images with ALT Text Size | -0.16 | 56 | 19 | 82 % | 73 % |
105 | Entities in Meta Description Tag Relevancy | -0.16 | 8 | 3 | 53 % | 71 % |
106 | Leading Variations in H2 Tags Relevancy | -0.16 | 3 | 1 | 23 % | 74 % |
107 | LSI Words in Meta Description Tag Relevancy | -0.16 | 25 | 12 | 63 % | 70 % |
108 | Search Result Number of Dirs in Path Other | -0.16 | 3 | 2 | 78 % | 63 % |
109 | Variations in Footer Tags Relevancy | -0.16 | 38 | 6 | 34 % | 66 % |
110 | Exact Matches in H1 Tags Relevancy | -0.16 | 2 | 1 | 23 % | 65 % |
111 | Number Of JSON-LD Types Relevancy | -0.16 | 32 | 12 | 61 % | 76 % |
112 | Number of Images Size | -0.16 | 77 | 29 | 88 % | 70 % |
113 | Variations in TITLE Attributes Relevancy | -0.16 | 46 | 8 | 45 % | 76 % |
114 | Uses JSON-LD text Other | -0.16 | 1 | 1 | 6 % | 63 % |
115 | LSI Words in H1 Tags Relevancy | -0.16 | 18 | 6 | 70 % | 74 % |
116 | Number of Questions In H3 Tags Size | -0.16 | 3 | 1 | 15 % | 67 % |
117 | Number of Prices Size | -0.16 | 302 | 49 | 70 % | 75 % |
118 | Number of Instagram Pages Authority | -0.16 | 10 | 2 | 40 % | 70 % |
119 | Number of Absolute URLs Authority | -0.16 | 492 | 242 | 91 % | 73 % |
120 | Number of H2 Tags Size | -0.15 | 20 | 7 | 75 % | 73 % |
121 | Has Entities in H3 Tags Relevancy | -0.15 | 1 | 1 | 45 % | 75 % |
122 | Variations in OpenGraph Description Relevancy | -0.15 | 5 | 2 | 53 % | 68 % |
123 | Number of External Links Authority | -0.15 | 50 | 16 | 82 % | 72 % |
124 | Number of Social Pages Authority | -0.15 | 12 | 5 | 72 % | 67 % |
125 | Has Entities in H1 Tags Relevancy | -0.15 | 1 | 1 | 59 % | 70 % |
126 | Number of Questions In H2 Tags Size | -0.15 | 3 | 1 | 21 % | 75 % |
127 | Variations in the last 100 words Relevancy | -0.15 | 160 | 5 | 58 % | 64 % |
128 | Leading Variations in H3 Tags Relevancy | -0.15 | 3 | 1 | 15 % | 68 % |
129 | Has Entities in H2 Tags Relevancy | -0.15 | 1 | 1 | 55 % | 71 % |
130 | Inline JavaScript Kilobytes Size | -0.15 | 261 | 59 | 86 % | 77 % |
131 | Number of DoFollow External Links Authority | -0.15 | 44 | 14 | 83 % | 70 % |
132 | Variations in Article Tags Relevancy | -0.15 | 95 | 17 | 28 % | 67 % |
133 | Exact Matches in H2 Tags Relevancy | -0.15 | 3 | 1 | 16 % | 77 % |
134 | Number of Facebook Accounts Authority | -0.15 | 3 | 1 | 31 % | 69 % |
135 | Title Tag Has Entities Relevancy | -0.15 | 1 | 1 | 69 % | 68 % |
136 | Variations in Strong Tags Relevancy | -0.15 | 25 | 3 | 32 % | 71 % |
137 | Variations Making Whole Span Tags Relevancy | -0.15 | 5 | 1 | 22 % | 69 % |
138 | Exact Matches in Meta Description Relevancy | -0.15 | 2 | 1 | 19 % | 69 % |
139 | Variations in Section Tags Relevancy | -0.15 | 77 | 18 | 40 % | 71 % |
140 | Uses Schema mainentity Other | -0.14 | 1 | 1 | 2 % | 35 % |
141 | Percentage of DoFollow Internal Links Authority | -0.14 | 92 | 80 | 85 % | 69 % |
142 | Number of Twitter Accounts Authority | -0.14 | 2 | 1 | 35 % | 71 % |
143 | Has Terms of Service Trust | -0.14 | 1 | 1 | 31 % | 54 % |
144 | Uses JSON-LD lastReviewed Other | -0.14 | 1 | 1 | 2 % | 11 % |
145 | Average Words Per Sentence Size | -0.14 | 328 | 50 | 84 % | 62 % |
146 | Number of US Phone Numbers Trust | -0.14 | 51 | 9 | 44 % | 70 % |
147 | Variations in ID Attributes Relevancy | -0.14 | 6 | 1 | 12 % | 67 % |
148 | Variations in Class Attributes Relevancy | -0.14 | 54 | 5 | 23 % | 71 % |
149 | Variations in B Tags Relevancy | -0.14 | 22 | 3 | 16 % | 65 % |
150 | Uses JSON-LD image Other | -0.14 | 1 | 1 | 16 % | 50 % |
151 | Uses JSON-LD name Other | -0.14 | 1 | 1 | 57 % | 58 % |
152 | Uses Schema name Other | -0.14 | 1 | 1 | 67 % | 64 % |
153 | Variations making whole H1-H6 Tags Relevancy | -0.14 | 2 | 1 | 18 % | 65 % |
154 | Uses JSON-LD slogan Other | -0.14 | 1 | 1 | 2 % | 12 % |
155 | Uses Schema slogan Other | -0.14 | 1 | 1 | 2 % | 12 % |
156 | Search Result Summary Length Size | -0.14 | 159 | 147 | 95 % | 62 % |
157 | Number of LinkedIn Pages Authority | -0.14 | 2 | 1 | 25 % | 71 % |
158 | Uses Schema city Other | -0.14 | 1 | 1 | 4 % | 19 % |
159 | Number of Forms Technology | -0.14 | 7 | 3 | 67 % | 61 % |
160 | Meta Description Tag Has Entities Relevancy | -0.14 | 1 | 1 | 58 % | 65 % |
161 | Variations making whole H1 Tags Relevancy | -0.14 | 1 | 1 | 11 % | 60 % |
162 | Uses JSON-LD Corporation Other | -0.13 | 1 | 1 | 2 % | 11 % |
163 | Number of Social Accounts Authority | -0.13 | 4 | 2 | 50 % | 69 % |
164 | Variations in I Tags Relevancy | -0.13 | 22 | 6 | 33 % | 66 % |
165 | Has Meta Charset Technology | -0.13 | 1 | 1 | 81 % | 57 % |
166 | Search Result Domain Length Size | -0.13 | 24 | 17 | 90 % | 58 % |
167 | Uses JSON-LD City | -0.13 | 1 | 1 | 3 % | 20 % |
168 | Search Result Host Length Size | -0.13 | 24 | 17 | 90 % | 56 % |
169 | Exact Matches in Questions Relevancy | -0.13 | 11 | 1 | 9 % | 81 % |
170 | Number of Nofollow Links Authority | -0.13 | 29 | 5 | 32 % | 74 % |
171 | Variations in Search Result Summary Relevancy | -0.13 | 6 | 3 | 88 % | 60 % |
172 | Is Pagination Page Other | -0.13 | 1 | 1 | 16 % | 60 % |
173 | Flesch Kincaid Reading Grade Level Other | -0.13 | 6 | 3 | 92 % | 72 % |
174 | Has Form Technology | -0.13 | 1 | 1 | 65 % | 54 % |
175 | Uses Schema headline Other | -0.13 | 1 | 1 | 18 % | 45 % |
176 | Uses Schema text Other | -0.13 | 1 | 1 | 10 % | 63 % |
177 | Uses Schema pricerange Other | -0.13 | 1 | 1 | 8 % | 46 % |
178 | Uses Schema image Other | -0.13 | 1 | 1 | 24 % | 50 % |
179 | Number of NoFollow External Links Authority | -0.13 | 16 | 3 | 20 % | 75 % |
180 | Uses Schema corporation Other | -0.13 | 1 | 1 | 2 % | 16 % |
181 | Inline CSS Kilobytes Size | -0.13 | 123 | 53 | 67 % | 70 % |
182 | Has Privacy Policy Trust | -0.13 | 1 | 1 | 57 % | 68 % |
183 | Variations in H4-H6 Tags Relevancy | -0.13 | 6 | 2 | 23 % | 68 % |
184 | Has Schema Markup Relevancy | -0.13 | 1 | 1 | 72 % | 70 % |
185 | Uses JSON-LD priceRange Other | -0.13 | 1 | 1 | 7 % | 45 % |
186 | Variations making whole H1, H2, and H3 Tags Relevancy | -0.13 | 2 | 1 | 16 % | 67 % |
187 | Variations in H4 Tags Relevancy | -0.13 | 5 | 1 | 18 % | 66 % |
188 | Uses JSON-LD sameAs Other | -0.13 | 1 | 1 | 2 % | 46 % |
189 | Has US Phone Number Trust | -0.13 | 1 | 1 | 45 % | 57 % |
190 | Has FavIcon Technology | -0.13 | 1 | 1 | 77 % | 71 % |
191 | Percentage of DoFollow Links Authority | -0.13 | 100 | 90 | 85 % | 71 % |
192 | Uses Microdata acceptedAnswer Other | -0.13 | 1 | 1 | 2 % | 27 % |
193 | Uses Schema acceptedanswer Other | -0.13 | 1 | 1 | 2 % | 27 % |
194 | Variations in HTML Comment Tags Relevancy | -0.13 | 24 | 4 | 7 % | 66 % |
195 | Has Contact Page Trust | -0.13 | 1 | 1 | 60 % | 57 % |
196 | Number of H4 Tags Size | -0.13 | 9 | 4 | 45 % | 62 % |
197 | Uses Microdata Answer Other | -0.13 | 1 | 1 | 2 % | 27 % |
198 | Uses JSON-LD WebSite Other | -0.13 | 1 | 1 | 29 % | 50 % |
199 | Number Of JSON-LD Entity References Relevancy | -0.13 | 24 | 2 | 7 % | 56 % |
200 | Number of HREF Lang Tags Size | -0.12 | 66 | 3 | 10 % | 65 % |