[ Ahrefs, SEMRush, DomDetailer, SpyFu APIs ]
[ Wappalyzer API ]
SEO Factor ClassSize ( 53712 )Relevancy ( 52896 ) Other ( 26355 ) Local ( 8226 ) Technology ( 1599 ) Authority ( 163 ) Pay Per Click ( 29 ) Trust ( 15 ) Diversity ( 15 ) Easy ( 3 ) Performance ( 1 ) |
SEO Factor TypeSize ( 53708 )Keywords ( 40927 ) Schema ( 26301 ) LSI ( 8445 ) Local ( 8227 ) Entities ( 3502 ) Other ( 1705 ) 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 Unique LSI Words Used Diversity | -0.24 | 1071 | 266 | 86 % | 71 % |
2 | Number of Unique Variations Used Diversity | -0.23 | 41 | 9 | 84 % | 88 % |
3 | Number of Distinct Entities Used Diversity | -0.23 | 78 | 28 | 78 % | 91 % |
4 | Search Result Domain is .com, .net, or .org Other | -0.23 | 1 | 1 | 5 % | 74 % |
5 | Search Result Domain is .com Other | -0.22 | 1 | 1 | 5 % | 78 % |
6 | Number of Top 100 Shared Factors Used Diversity | -0.21 | 39 | 30 | 98 % | 93 % |
7 | Number of Top 200 Shared Factors Used Diversity | -0.21 | 53 | 40 | 98 % | 93 % |
8 | Entities in Title Tag Relevancy | -0.2 | 8 | 3 | 69 % | 88 % |
9 | Variations in Body Tags Relevancy | -0.2 | 92615 | 388 | 83 % | 89 % |
10 | Variations in HTML Tags Relevancy | -0.2 | 92615 | 387 | 83 % | 89 % |
11 | Variations in Div Tags Relevancy | -0.2 | 27564 | 184 | 79 % | 87 % |
12 | Load Time Milliseconds Performance | -0.2 | 23871 | 1584 | 87 % | 91 % |
13 | Variations in H1, H2, and H3 Tags Relevancy | -0.2 | 189 | 8 | 71 % | 87 % |
14 | Variations in H1-H6 Tags Relevancy | -0.2 | 278 | 10 | 72 % | 87 % |
15 | Number of Top 50 Shared Factors Used Diversity | -0.2 | 17 | 13 | 96 % | 87 % |
16 | Variations in Sentences Relevancy | -0.2 | 4079 | 54 | 77 % | 87 % |
17 | Number of Factors Used Diversity | -0.2 | 549 | 190 | 98 % | 90 % |
18 | Variations in H1 and H2 Tags Relevancy | -0.2 | 94 | 5 | 69 % | 85 % |
19 | Number of Includes Technology | -0.2 | 54 | 25 | 81 % | 77 % |
20 | Variations in P Tags Relevancy | -0.19 | 2513 | 47 | 72 % | 87 % |
21 | Variations in Search Result Document File Name Relevancy | -0.19 | 21 | 2 | 54 % | 82 % |
22 | Entities in the HTML Tag Relevancy | -0.19 | 928 | 137 | 73 % | 90 % |
23 | Entities in Sentences Relevancy | -0.19 | 818 | 133 | 71 % | 90 % |
24 | Variations in Search Result URL Path Relevancy | -0.19 | 26 | 2 | 57 % | 82 % |
25 | Variations in Search Result Link Text Relevancy | -0.19 | 4 | 2 | 86 % | 76 % |
26 | Variations in A Tags Relevancy | -0.19 | 3502 | 33 | 73 % | 86 % |
27 | Variations in the Title Tag Relevancy | -0.19 | 12 | 2 | 74 % | 80 % |
28 | Variations in Search Result Display URL Relevancy | -0.19 | 12 | 2 | 86 % | 80 % |
29 | Variations in LI Tags Relevancy | -0.18 | 1309 | 28 | 71 % | 86 % |
30 | Term Frequency Relevancy | -0.18 | 6 | 3 | 83 % | 87 % |
31 | Variations in Search Result URL Relevancy | -0.18 | 20 | 2 | 65 % | 79 % |
32 | Entities in H2 Tags | -0.18 | 40 | 6 | 52 % | 88 % |
33 | Clean Keyword Density in the HTML Tag Relevancy | -0.18 | 197 | 5 | 76 % | 79 % |
34 | Variations in the Canonical URL Relevancy | -0.18 | 54 | 2 | 57 % | 84 % |
35 | Leading Variations in H1-H6 Tags Relevancy | -0.18 | 25 | 2 | 50 % | 84 % |
36 | Variations in First 100 Words Relevancy | -0.18 | 364 | 9 | 74 % | 86 % |
37 | Number of Referring Domains Authority | -0.18 | 2309 | 41 | 44 % | 66 % |
38 | Variations in H2 Tags Relevancy | -0.18 | 75 | 4 | 50 % | 84 % |
39 | Variation Density in Top 30KB Relevancy | -0.18 | 570 | 4 | 70 % | 86 % |
40 | Leading Variations in H1, H2, and H3 Tags Relevancy | -0.18 | 17 | 2 | 48 % | 85 % |
41 | Variations in H1 Tags Relevancy | -0.18 | 23 | 2 | 61 % | 79 % |
42 | Number of CSS Includes Technology | -0.18 | 26 | 9 | 73 % | 77 % |
43 | Number of Backlinks Authority | -0.17 | 430897 | 6814 | 45 % | 68 % |
44 | Entities in H3 Tags | -0.17 | 54 | 6 | 43 % | 88 % |
45 | Variations in A Tag HREF Attributes Relevancy | -0.17 | 1874 | 57 | 68 % | 87 % |
46 | Entities in H1 Tags | -0.17 | 6 | 2 | 56 % | 84 % |
47 | Number of Facebook Pages Authority | -0.17 | 7 | 2 | 60 % | 79 % |
48 | Variations in Meta Description Relevancy | -0.17 | 35 | 2 | 59 % | 80 % |
49 | Has JSON-LD Schema Markup Relevancy | -0.17 | 1 | 1 | 55 % | 76 % |
50 | Variations in Distinct A Tag HREF Attributes Relevancy | -0.17 | 1234 | 38 | 68 % | 87 % |
51 | Variations in ALT Attributes Relevancy | -0.17 | 449 | 12 | 52 % | 84 % |
52 | Variations in Script Tags Relevancy | -0.17 | 28585 | 119 | 69 % | 85 % |
53 | Variations in Absolute URLs Relevancy | -0.17 | 13014 | 86 | 70 % | 91 % |
54 | Number of Do Follow Backlinks Authority | -0.17 | 256632 | 3055 | 37 % | 67 % |
55 | Number of No Follow Backlinks Authority | -0.17 | 419189 | 4087 | 36 % | 66 % |
56 | Leading Variations in Title Tag Relevancy | -0.16 | 1 | 1 | 36 % | 76 % |
57 | Unabridged Word Count Size | -0.16 | 40633 | 1877 | 86 % | 82 % |
58 | Number of HTML Tags Size | -0.16 | 4033 | 1083 | 87 % | 82 % |
59 | Word Count Size | -0.16 | 40370 | 1498 | 86 % | 82 % |
60 | Variations in Span Tags Relevancy | -0.16 | 951 | 13 | 57 % | 83 % |
61 | Number of Images Size | -0.16 | 440 | 36 | 81 % | 83 % |
62 | Number of Sentences Size | -0.16 | 1121 | 123 | 86 % | 83 % |
63 | Variations in OpenGraph Title Relevancy | -0.16 | 13 | 2 | 58 % | 76 % |
64 | Variations in OpenGraph Description Relevancy | -0.16 | 39 | 2 | 53 % | 78 % |
65 | Exact Matches in the HTML Tag Relevancy | -0.16 | 724 | 9 | 27 % | 82 % |
66 | Leading Variations in H1 Tags Relevancy | -0.16 | 2 | 1 | 31 % | 82 % |
67 | Entities in Meta Description Tag Relevancy | -0.16 | 14 | 3 | 57 % | 84 % |
68 | Number of P Tags Size | -0.16 | 226 | 37 | 79 % | 82 % |
69 | LSI Words in Sentences Relevancy | -0.16 | 3693 | 629 | 64 % | 90 % |
70 | Clean Text Kilobytes Size | -0.16 | 582 | 13 | 80 % | 86 % |
71 | TF/IDF Relevancy | -0.16 | 1 | 1 | 68 % | 79 % |
72 | Variation Count in Top 30KB Relevancy | -0.16 | 5871 | 37 | 73 % | 84 % |
73 | Variations in H3 Tags Relevancy | -0.16 | 80 | 4 | 38 % | 83 % |
74 | Number of Heading Tags Size | -0.16 | 53 | 21 | 80 % | 81 % |
75 | Variations in Nav Tags Relevancy | -0.16 | 6193 | 34 | 51 % | 81 % |
76 | Number of Images with ALT Text Size | -0.16 | 411 | 25 | 75 % | 87 % |
77 | Variations in Main Tags Relevancy | -0.15 | 8026 | 88 | 38 % | 80 % |
78 | Number of H2 Tags Size | -0.15 | 38 | 7 | 70 % | 80 % |
79 | LSI Words in Title Tag Relevancy | -0.15 | 13 | 5 | 64 % | 88 % |
80 | Number of Instagram Pages Authority | -0.15 | 22 | 2 | 43 % | 77 % |
81 | Number of Links Authority | -0.15 | 776 | 152 | 83 % | 77 % |
82 | Number of Questions Size | -0.15 | 133 | 11 | 68 % | 84 % |
83 | Number of HTTPS Links Authority | -0.15 | 763 | 149 | 83 % | 82 % |
84 | Variations in Footer Tags Relevancy | -0.15 | 2525 | 11 | 39 % | 80 % |
85 | Variations in Section Tags Relevancy | -0.15 | 2072 | 26 | 40 % | 81 % |
86 | Number of DoFollow Links Authority | -0.15 | 688 | 147 | 83 % | 82 % |
87 | Number of Internal Links Authority | -0.15 | 622 | 135 | 83 % | 82 % |
88 | Percentage of DoFollow Links Authority | -0.15 | 100 | 85 | 83 % | 86 % |
89 | Variations in the last 100 words Relevancy | -0.15 | 358 | 5 | 57 % | 83 % |
90 | Page Size Kilobytes Size | -0.14 | 1066 | 274 | 86 % | 84 % |
91 | Number of Absolute URLs Authority | -0.14 | 1143 | 272 | 86 % | 84 % |
92 | Number of H1 Tags Size | -0.14 | 4 | 2 | 74 % | 78 % |
93 | Leading Variations in H2 Tags Relevancy | -0.14 | 8 | 1 | 25 % | 84 % |
94 | Percentage of DoFollow Internal Links Authority | -0.14 | 95 | 74 | 83 % | 82 % |
95 | Variations in TITLE Attributes Relevancy | -0.14 | 302 | 8 | 42 % | 78 % |
96 | Has Entities in H1 Tags Relevancy | -0.14 | 1 | 1 | 57 % | 79 % |
97 | Number Of JSON-LD Types Relevancy | -0.14 | 623 | 14 | 59 % | 83 % |
98 | Number of H3 Tags Size | -0.14 | 26 | 8 | 63 % | 79 % |
99 | Title Tag Has Entities Relevancy | -0.14 | 1 | 1 | 69 % | 80 % |
100 | Variations Making Whole Span Tags Relevancy | -0.14 | 14 | 1 | 22 % | 79 % |
101 | Number of JavaScript Includes Technology | -0.14 | 41 | 17 | 83 % | 77 % |
102 | Variations Making Whole LI Tags Relevancy | -0.14 | 9 | 1 | 28 % | 74 % |
103 | Variations making whole H1-H6 Tags Relevancy | -0.14 | 6 | 1 | 17 % | 75 % |
104 | Number of Questions In Headings Size | -0.14 | 10 | 2 | 36 % | 84 % |
105 | Search Result Number of Dirs in Path Other | -0.14 | 4 | 2 | 79 % | 73 % |
106 | LSI Words in H1 Tags Relevancy | -0.14 | 16 | 4 | 54 % | 86 % |
107 | Variations making whole A Tags Relevancy | -0.14 | 40 | 2 | 33 % | 74 % |
108 | Inline CSS Kilobytes Size | -0.14 | 235 | 55 | 65 % | 84 % |
109 | Number of External Links Authority | -0.14 | 154 | 16 | 79 % | 81 % |
110 | Variations making whole H1, H2, and H3 Tags Relevancy | -0.14 | 2 | 1 | 15 % | 74 % |
111 | Number of HTML Comments Size | -0.14 | 1285 | 55 | 76 % | 80 % |
112 | Number of LinkedIn Pages Authority | -0.14 | 3 | 1 | 27 % | 74 % |
113 | LSI Words in H2 Tags Relevancy | -0.14 | 126 | 18 | 52 % | 88 % |
114 | Flesch Kincaid Reading Grade Level Other | -0.14 | 7 | 2 | 94 % | 83 % |
115 | Number of Facebook Accounts Authority | -0.14 | 3 | 1 | 30 % | 72 % |
116 | Variations in Strong Tags Relevancy | -0.13 | 343 | 3 | 30 % | 77 % |
117 | Number of Twitter Accounts Authority | -0.13 | 6 | 1 | 31 % | 73 % |
118 | Has Entities in H2 Tags Relevancy | -0.13 | 1 | 1 | 53 % | 79 % |
119 | Exact Matches in H1-H6 Tags Relevancy | -0.13 | 12 | 1 | 18 % | 80 % |
120 | Number of DoFollow External Links Authority | -0.13 | 95 | 14 | 77 % | 80 % |
121 | Number of Images without ALT Text Size | -0.13 | 224 | 11 | 61 % | 83 % |
122 | Inline JavaScript Kilobytes Size | -0.13 | 454 | 90 | 83 % | 82 % |
123 | Number of Prices Size | -0.13 | 734 | 67 | 70 % | 83 % |
124 | Headings Has Question Other | -0.13 | 1 | 1 | 36 % | 76 % |
125 | Variations in I Tags Relevancy | -0.13 | 496 | 6 | 28 % | 73 % |
126 | Number of Forms Technology | -0.13 | 13 | 3 | 59 % | 69 % |
127 | LSI Words in Meta Description Tag Relevancy | -0.13 | 30 | 9 | 51 % | 85 % |
128 | Has Entities in H3 Tags Relevancy | -0.13 | 1 | 1 | 44 % | 79 % |
129 | Has Meta Viewport Technology | -0.13 | 1 | 1 | 84 % | 76 % |
130 | Has Meta Charset Technology | -0.13 | 1 | 1 | 78 % | 69 % |
131 | Word Count in Meta Description Size | -0.13 | 148 | 20 | 69 % | 73 % |
132 | Variations in Style Tags Relevancy | -0.13 | 26359 | 35 | 19 % | 76 % |
133 | Search Result Uses HTTPS Other | -0.13 | 1 | 1 | 86 % | 83 % |
134 | Variations in Button Tags Relevancy | -0.13 | 1175 | 4 | 10 % | 77 % |
135 | Uses Schema name Other | -0.13 | 1 | 1 | 62 % | 70 % |
136 | Number of Social Pages Authority | -0.13 | 25 | 4 | 67 % | 76 % |
137 | Has Canonical URL Authority | -0.13 | 1 | 1 | 74 % | 77 % |
138 | Exact Matches in Sentences Relevancy | -0.13 | 94 | 3 | 18 % | 83 % |
139 | Exact Matches in Top 30KB Relevancy | -0.13 | 25 | 2 | 16 % | 80 % |
140 | Variations making whole H1 Tags Relevancy | -0.13 | 1 | 1 | 9 % | 72 % |
141 | Number of US Phone Numbers Trust | -0.13 | 370 | 10 | 43 % | 75 % |
142 | Average Words Per Sentence Size | -0.13 | 341 | 38 | 82 % | 73 % |
143 | Number of Nofollow Links Authority | -0.13 | 175 | 5 | 29 % | 77 % |
144 | Number of Questions In H2 Tags Size | -0.13 | 5 | 1 | 22 % | 79 % |
145 | Percentage of DoFollow External Links Authority | -0.12 | 46 | 12 | 76 % | 75 % |
146 | Entities in H4 Tags | -0.12 | 18 | 2 | 21 % | 81 % |
147 | Variations in Meta Twitter Description Relevancy | -0.12 | 25 | 1 | 24 % | 70 % |
148 | Leading Variations in H3 Tags Relevancy | -0.12 | 10 | 1 | 18 % | 80 % |
149 | Meta Description Length Size | -0.12 | 921 | 123 | 69 % | 77 % |
150 | Uses JSON-LD name Other | -0.12 | 1 | 1 | 56 % | 70 % |
151 | Variations in Value Attributes Relevancy | -0.12 | 181 | 2 | 15 % | 71 % |
152 | Number of Questions In H3 Tags Size | -0.12 | 9 | 1 | 17 % | 78 % |
153 | Search Result Host Length Size | -0.12 | 26 | 18 | 87 % | 70 % |
154 | Has Privacy Policy Trust | -0.12 | 1 | 1 | 59 % | 75 % |
155 | Search Result Domain Length Size | -0.12 | 26 | 18 | 87 % | 75 % |
156 | Variations in ID Attributes Relevancy | -0.12 | 423 | 2 | 15 % | 76 % |
157 | Uses Schema pricecurrency Other | -0.12 | 1 | 1 | 8 % | 43 % |
158 | Number of Email Addresses Trust | -0.12 | 2030 | 10 | 43 % | 78 % |
159 | Has Meta Description Relevancy | -0.12 | 1 | 1 | 68 % | 69 % |
160 | Has Form Technology | -0.12 | 1 | 1 | 58 % | 64 % |
161 | Variations in Article Tags Relevancy | -0.12 | 1424 | 20 | 25 % | 67 % |
162 | Title Word Count Size | -0.12 | 20 | 8 | 85 % | 74 % |
163 | Meta Description Tag Has Entities Relevancy | -0.12 | 1 | 1 | 56 % | 75 % |
164 | LSI Words in H3 Tags Relevancy | -0.12 | 120 | 17 | 45 % | 87 % |
165 | Number of H4 Tags Size | -0.12 | 21 | 4 | 39 % | 70 % |
166 | Uses Schema url Other | -0.12 | 1 | 1 | 56 % | 67 % |
167 | Variations in H4-H6 Tags Relevancy | -0.12 | 93 | 2 | 21 % | 75 % |
168 | Variations in Meta Twitter Content Relevancy | -0.12 | 12 | 1 | 27 % | 68 % |
169 | Has Schema Markup Relevancy | -0.12 | 1 | 1 | 65 % | 73 % |
170 | Uses Schema aggregaterating Other | -0.12 | 1 | 1 | 10 % | 61 % |
171 | Uses JSON-LD priceCurrency Other | -0.12 | 1 | 1 | 7 % | 42 % |
172 | Is Home Page Other | -0.12 | 1 | 1 | 15 % | 42 % |
173 | Uses Schema product Other | -0.12 | 1 | 1 | 10 % | 52 % |
174 | Exact Matches in Title Tag Relevancy | -0.12 | 2 | 1 | 16 % | 78 % |
175 | Uses JSON-LD description Other | -0.12 | 1 | 1 | 43 % | 66 % |
176 | Uses JSON-LD url Other | -0.12 | 1 | 1 | 46 % | 72 % |
177 | Uses Schema geocircle Other | -0.12 | 1 | 1 | 2 % | 17 % |
178 | Uses JSON-LD GeoCircle Other | -0.12 | 1 | 1 | 2 % | 18 % |
179 | Number of Social Accounts Authority | -0.12 | 11 | 2 | 48 % | 73 % |
180 | Variations in H4 Tags Relevancy | -0.12 | 50 | 2 | 16 % | 72 % |
181 | Variations in Class Attributes Relevancy | -0.12 | 7631 | 16 | 27 % | 76 % |
182 | Title Length Size | -0.12 | 135 | 52 | 85 % | 74 % |
183 | Number Of Claimed Brands Other | -0.12 | 91 | 3 | 23 % | 75 % |
184 | Percentage of NoFollow Links Authority | -0.12 | 10 | 3 | 27 % | 74 % |
185 | Uses Schema price Other | -0.12 | 1 | 1 | 7 % | 39 % |
186 | Variations in HTML Comment Tags Relevancy | -0.12 | 309 | 2 | 10 % | 73 % |
187 | Has OpenGraph Type Relevancy | -0.12 | 1 | 1 | 62 % | 68 % |
188 | Variations in Figure Tags Relevancy | -0.12 | 361 | 8 | 13 % | 70 % |
189 | Uses Schema addressregion Other | -0.12 | 1 | 1 | 17 % | 58 % |
190 | Uses JSON-LD Product Other | -0.12 | 1 | 1 | 8 % | 52 % |
191 | Has US Phone Number Trust | -0.12 | 1 | 1 | 44 % | 66 % |
192 | Uses Schema ratingvalue Other | -0.12 | 1 | 1 | 9 % | 59 % |
193 | Uses JSON-LD addressLocality Other | -0.12 | 1 | 1 | 15 % | 60 % |
194 | Uses JSON-LD addressRegion Other | -0.12 | 1 | 1 | 15 % | 59 % |
195 | Has FavIcon Technology | -0.12 | 1 | 1 | 76 % | 72 % |
196 | Uses JSON-LD price Other | -0.12 | 1 | 1 | 6 % | 37 % |
197 | Uses Schema inlanguage Other | -0.12 | 1 | 1 | 31 % | 57 % |
198 | Uses Schema offer Other | -0.12 | 1 | 1 | 8 % | 48 % |
199 | Uses Schema availability Other | -0.12 | 1 | 1 | 7 % | 36 % |
200 | Uses JSON-LD AggregateRating Other | -0.12 | 1 | 1 | 8 % | 64 % |