[ Ahrefs, SEMRush, DomDetailer, SpyFu APIs ]
[ Wappalyzer API ]
SEO Factor ClassSize ( 53712 )Relevancy ( 52896 ) Other ( 26359 ) Local ( 8227 ) Technology ( 1599 ) Authority ( 163 ) Pay Per Click ( 29 ) Diversity ( 15 ) Trust ( 15 ) Easy ( 3 ) Performance ( 1 ) |
SEO Factor TypeSize ( 53708 )Keywords ( 40927 ) Schema ( 26305 ) LSI ( 8445 ) Local ( 8228 ) 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 Distinct Entities Used Diversity | -0.24 | 76 | 32 | 85 % | 89 % |
2 | Number of Unique LSI Words Used Diversity | -0.24 | 1333 | 277 | 88 % | 79 % |
3 | Number of Referring Domains Authority | -0.23 | 1801 | 61 | 52 % | 83 % |
4 | Number of Backlinks Authority | -0.22 | 437143 | 4533 | 52 % | 84 % |
5 | Number of Unique Variations Used Diversity | -0.22 | 40 | 10 | 86 % | 82 % |
6 | Number of Do Follow Backlinks Authority | -0.21 | 355442 | 4137 | 44 % | 82 % |
7 | Number of No Follow Backlinks Authority | -0.21 | 114815 | 535 | 44 % | 81 % |
8 | Search Result Domain is .com, .net, or .org Other | -0.21 | 1 | 1 | 4 % | 64 % |
9 | Entities in the HTML Tag Relevancy | -0.21 | 985 | 153 | 81 % | 89 % |
10 | Entities in Sentences Relevancy | -0.21 | 788 | 148 | 79 % | 88 % |
11 | Entities in Title Tag Relevancy | -0.2 | 7 | 3 | 77 % | 86 % |
12 | Number of Top 100 Shared Factors Used Diversity | -0.2 | 40 | 32 | 98 % | 86 % |
13 | Number of Top 200 Shared Factors Used Diversity | -0.2 | 53 | 42 | 98 % | 85 % |
14 | Variations in Body Tags Relevancy | -0.2 | 67841 | 347 | 85 % | 86 % |
15 | Variations in HTML Tags Relevancy | -0.2 | 67841 | 347 | 85 % | 86 % |
16 | Number of Top 50 Shared Factors Used Diversity | -0.2 | 17 | 13 | 97 % | 83 % |
17 | Search Result Domain is .com Other | -0.2 | 1 | 1 | 3 % | 65 % |
18 | Number of Factors Used Diversity | -0.19 | 530 | 198 | 97 % | 82 % |
19 | Variations in Div Tags Relevancy | -0.19 | 29046 | 171 | 82 % | 84 % |
20 | Variations in Sentences Relevancy | -0.19 | 3271 | 54 | 81 % | 85 % |
21 | Variations in P Tags Relevancy | -0.19 | 3815 | 44 | 76 % | 83 % |
22 | Load Time Milliseconds Performance | -0.19 | 11886 | 1399 | 89 % | 82 % |
23 | Variations in H1, H2, and H3 Tags Relevancy | -0.19 | 170 | 8 | 76 % | 85 % |
24 | Entities in H2 Tags | -0.19 | 41 | 7 | 60 % | 89 % |
25 | Variations in H1-H6 Tags Relevancy | -0.18 | 197 | 9 | 76 % | 83 % |
26 | LSI Words in Sentences Relevancy | -0.18 | 3606 | 713 | 74 % | 88 % |
27 | Entities in H3 Tags | -0.18 | 33 | 7 | 48 % | 87 % |
28 | Term Frequency Relevancy | -0.18 | 6 | 3 | 85 % | 83 % |
29 | Variations in H1 and H2 Tags Relevancy | -0.18 | 121 | 5 | 74 % | 83 % |
30 | Variations in A Tags Relevancy | -0.17 | 5575 | 33 | 76 % | 82 % |
31 | Entities in H1 Tags | -0.17 | 7 | 2 | 64 % | 83 % |
32 | Variations in LI Tags Relevancy | -0.17 | 1590 | 28 | 74 % | 82 % |
33 | Variations in Distinct A Tag HREF Attributes Relevancy | -0.17 | 1615 | 37 | 71 % | 83 % |
34 | Leading Variations in H1-H6 Tags Relevancy | -0.17 | 17 | 2 | 55 % | 79 % |
35 | Leading Variations in H1, H2, and H3 Tags Relevancy | -0.17 | 13 | 2 | 52 % | 80 % |
36 | Variations in Search Result Link Text Relevancy | -0.17 | 13 | 2 | 88 % | 70 % |
37 | Word Count Size | -0.17 | 10487 | 1448 | 88 % | 80 % |
38 | Variations in A Tag HREF Attributes Relevancy | -0.17 | 2394 | 57 | 71 % | 83 % |
39 | Unabridged Word Count Size | -0.17 | 12398 | 1796 | 88 % | 81 % |
40 | LSI Words in Title Tag Relevancy | -0.17 | 22 | 6 | 75 % | 86 % |
41 | Variations in Search Result Display URL Relevancy | -0.17 | 13 | 2 | 88 % | 72 % |
42 | Number of Sentences Size | -0.17 | 991 | 121 | 88 % | 81 % |
43 | Clean Text Kilobytes Size | -0.17 | 106 | 12 | 84 % | 83 % |
44 | Number of HTML Tags Size | -0.17 | 3639 | 1001 | 89 % | 78 % |
45 | Variations in H2 Tags Relevancy | -0.17 | 102 | 4 | 55 % | 82 % |
46 | Variations in Search Result Document File Name Relevancy | -0.17 | 11 | 2 | 57 % | 74 % |
47 | Variations in the Title Tag Relevancy | -0.17 | 15 | 2 | 77 % | 74 % |
48 | Clean Keyword Density in the HTML Tag Relevancy | -0.16 | 187 | 5 | 79 % | 74 % |
49 | Variations in Absolute URLs Relevancy | -0.16 | 6468 | 77 | 73 % | 84 % |
50 | Entities in Meta Description Tag Relevancy | -0.16 | 11 | 4 | 64 % | 78 % |
51 | Variations in First 100 Words Relevancy | -0.16 | 185 | 10 | 76 % | 78 % |
52 | Variations in Script Tags Relevancy | -0.16 | 17264 | 100 | 71 % | 82 % |
53 | Number of Includes Technology | -0.16 | 46 | 25 | 85 % | 68 % |
54 | Number of Images Size | -0.16 | 522 | 31 | 84 % | 75 % |
55 | Variation Density in Top 30KB Relevancy | -0.16 | 285 | 3 | 74 % | 79 % |
56 | Variations in Span Tags Relevancy | -0.16 | 800 | 13 | 60 % | 82 % |
57 | Number of Questions Size | -0.16 | 169 | 10 | 70 % | 82 % |
58 | Number of HTTPS Links Authority | -0.16 | 582 | 140 | 85 % | 78 % |
59 | Number of Links Authority | -0.16 | 613 | 142 | 86 % | 75 % |
60 | Variations in ALT Attributes Relevancy | -0.16 | 270 | 8 | 54 % | 79 % |
61 | Exact Matches in the HTML Tag Relevancy | -0.16 | 354 | 11 | 35 % | 79 % |
62 | Number of DoFollow Links Authority | -0.15 | 551 | 138 | 86 % | 78 % |
63 | Variations in H1 Tags Relevancy | -0.15 | 19 | 2 | 65 % | 74 % |
64 | Number of Images with ALT Text Size | -0.15 | 515 | 20 | 79 % | 80 % |
65 | Number of Internal Links Authority | -0.15 | 511 | 126 | 85 % | 78 % |
66 | Number of P Tags Size | -0.15 | 158 | 37 | 82 % | 79 % |
67 | Variations in Search Result URL Path Relevancy | -0.15 | 14 | 2 | 59 % | 74 % |
68 | Has JSON-LD Schema Markup Relevancy | -0.15 | 1 | 1 | 57 % | 67 % |
69 | Number of Heading Tags Size | -0.15 | 59 | 21 | 84 % | 79 % |
70 | Variations in Main Tags Relevancy | -0.15 | 11971 | 82 | 38 % | 80 % |
71 | Variations in the Canonical URL Relevancy | -0.15 | 58 | 2 | 61 % | 76 % |
72 | Variations in H3 Tags Relevancy | -0.15 | 52 | 4 | 41 % | 80 % |
73 | Leading Variations in Title Tag Relevancy | -0.15 | 1 | 1 | 38 % | 69 % |
74 | LSI Words in H2 Tags Relevancy | -0.15 | 88 | 20 | 63 % | 88 % |
75 | Variations in Meta Description Relevancy | -0.15 | 90 | 2 | 63 % | 75 % |
76 | Number of Absolute URLs Authority | -0.15 | 1417 | 261 | 89 % | 79 % |
77 | LSI Words in H1 Tags Relevancy | -0.15 | 19 | 5 | 65 % | 84 % |
78 | Variations in Nav Tags Relevancy | -0.15 | 3991 | 32 | 53 % | 77 % |
79 | Variations in OpenGraph Title Relevancy | -0.15 | 13 | 2 | 61 % | 71 % |
80 | Leading Variations in H1 Tags Relevancy | -0.15 | 2 | 1 | 33 % | 73 % |
81 | Page Size Kilobytes Size | -0.15 | 990 | 254 | 89 % | 79 % |
82 | Number of External Links Authority | -0.15 | 123 | 16 | 82 % | 79 % |
83 | Leading Variations in H2 Tags Relevancy | -0.15 | 6 | 1 | 27 % | 78 % |
84 | Number of Facebook Pages Authority | -0.15 | 9 | 2 | 66 % | 71 % |
85 | Number Of JSON-LD Types Relevancy | -0.15 | 404 | 14 | 61 % | 77 % |
86 | Number of H3 Tags Size | -0.15 | 38 | 8 | 65 % | 79 % |
87 | Number of H2 Tags Size | -0.14 | 25 | 7 | 74 % | 80 % |
88 | Variations in OpenGraph Description Relevancy | -0.14 | 77 | 2 | 56 % | 73 % |
89 | Variations in Search Result URL Relevancy | -0.14 | 23 | 2 | 67 % | 70 % |
90 | Has Entities in H1 Tags Relevancy | -0.14 | 1 | 1 | 65 % | 74 % |
91 | Uses JSON-LD mainEntity Other | -0.14 | 1 | 1 | 1 % | 14 % |
92 | LSI Words in H3 Tags Relevancy | -0.14 | 145 | 19 | 54 % | 84 % |
93 | Number of CSS Includes Technology | -0.14 | 19 | 9 | 76 % | 67 % |
94 | Search Result Not .com .net or .org Other | -0.14 | 1 | 1 | 86 % | 16 % |
95 | Title Tag Has Entities Relevancy | -0.14 | 1 | 1 | 77 % | 75 % |
96 | Has Entities in H2 Tags Relevancy | -0.14 | 1 | 1 | 60 % | 76 % |
97 | Variations in Section Tags Relevancy | -0.14 | 1559 | 25 | 42 % | 77 % |
98 | Variations Making Whole Span Tags Relevancy | -0.14 | 14 | 1 | 25 % | 76 % |
99 | Variation Count in Top 30KB Relevancy | -0.14 | 4775 | 33 | 76 % | 78 % |
100 | Number of DoFollow External Links Authority | -0.14 | 96 | 14 | 80 % | 79 % |
101 | Uses JSON-LD SearchResultsPage Other | -0.14 | 1 | 1 | 2 % | 12 % |
102 | LSI Words in Meta Description Tag Relevancy | -0.14 | 31 | 11 | 60 % | 81 % |
103 | TF/IDF Relevancy | -0.14 | 1 | 1 | 72 % | 75 % |
104 | Uses Schema searchresultspage Other | -0.14 | 1 | 1 | 2 % | 12 % |
105 | Entities in H4 Tags | -0.14 | 18 | 3 | 25 % | 80 % |
106 | Variations in Footer Tags Relevancy | -0.14 | 3212 | 12 | 41 % | 76 % |
107 | Flesch Kincaid Reading Grade Level Other | -0.14 | 7 | 3 | 94 % | 81 % |
108 | Variations in TITLE Attributes Relevancy | -0.14 | 251 | 8 | 43 % | 78 % |
109 | Number of Questions In Headings Size | -0.14 | 9 | 2 | 38 % | 78 % |
110 | Number of Instagram Pages Authority | -0.14 | 33 | 2 | 45 % | 70 % |
111 | Percentage of DoFollow Links Authority | -0.14 | 100 | 87 | 85 % | 82 % |
112 | Exact Matches in H1-H6 Tags Relevancy | -0.14 | 9 | 1 | 23 % | 75 % |
113 | Has Entities in H3 Tags Relevancy | -0.14 | 1 | 1 | 50 % | 75 % |
114 | Percentage of DoFollow Internal Links Authority | -0.14 | 93 | 76 | 85 % | 76 % |
115 | Search Result Number of Dirs in Path Other | -0.13 | 4 | 2 | 79 % | 69 % |
116 | Variations in the last 100 words Relevancy | -0.13 | 184 | 5 | 59 % | 77 % |
117 | Variations Making Whole LI Tags Relevancy | -0.13 | 9 | 1 | 32 % | 72 % |
118 | Inline CSS Kilobytes Size | -0.13 | 224 | 57 | 67 % | 76 % |
119 | Variations making whole A Tags Relevancy | -0.13 | 48 | 2 | 37 % | 73 % |
120 | Variations making whole H1-H6 Tags Relevancy | -0.13 | 14 | 1 | 20 % | 72 % |
121 | Variations in Strong Tags Relevancy | -0.13 | 120 | 3 | 32 % | 72 % |
122 | Number of Facebook Accounts Authority | -0.13 | 3 | 1 | 33 % | 67 % |
123 | Number of Prices Size | -0.13 | 770 | 55 | 71 % | 75 % |
124 | Inline JavaScript Kilobytes Size | -0.13 | 488 | 79 | 86 % | 77 % |
125 | Number of JavaScript Includes Technology | -0.13 | 33 | 17 | 86 % | 69 % |
126 | Variations making whole H1, H2, and H3 Tags Relevancy | -0.13 | 4 | 1 | 17 % | 71 % |
127 | Exact Matches in Top 30KB Relevancy | -0.13 | 33 | 2 | 22 % | 73 % |
128 | Number of HTML Comments Size | -0.13 | 252 | 38 | 76 % | 74 % |
129 | Number of H1 Tags Size | -0.13 | 6 | 2 | 77 % | 75 % |
130 | Number of LinkedIn Pages Authority | -0.13 | 5 | 1 | 30 % | 68 % |
131 | Leading Variations in H3 Tags Relevancy | -0.13 | 6 | 1 | 19 % | 77 % |
132 | Has Meta Viewport Technology | -0.13 | 1 | 1 | 86 % | 72 % |
133 | Exact Matches in Sentences Relevancy | -0.13 | 73 | 3 | 25 % | 78 % |
134 | Uses JSON-LD name Other | -0.13 | 1 | 1 | 56 % | 63 % |
135 | Number of Nofollow Links Authority | -0.13 | 125 | 5 | 28 % | 75 % |
136 | Uses Schema aggregaterating Other | -0.13 | 1 | 1 | 10 % | 56 % |
137 | Is Home Page Other | -0.13 | 1 | 1 | 15 % | 52 % |
138 | Number of Twitter Accounts Authority | -0.13 | 3 | 1 | 33 % | 69 % |
139 | Headings Has Question Other | -0.13 | 1 | 1 | 38 % | 70 % |
140 | Has FavIcon Technology | -0.13 | 1 | 1 | 78 % | 68 % |
141 | Number of Questions In H3 Tags Size | -0.13 | 6 | 1 | 17 % | 76 % |
142 | Has Meta Charset Technology | -0.12 | 1 | 1 | 80 % | 67 % |
143 | Has Privacy Policy Trust | -0.12 | 1 | 1 | 61 % | 70 % |
144 | Percentage of DoFollow External Links Authority | -0.12 | 30 | 12 | 79 % | 75 % |
145 | Number of Images without ALT Text Size | -0.12 | 134 | 11 | 65 % | 74 % |
146 | Exact Matches in Title Tag Relevancy | -0.12 | 2 | 1 | 20 % | 71 % |
147 | Uses Schema name Other | -0.12 | 1 | 1 | 63 % | 63 % |
148 | Number of US Phone Numbers Trust | -0.12 | 285 | 11 | 44 % | 72 % |
149 | Search Result Host Length Size | -0.12 | 28 | 18 | 88 % | 66 % |
150 | Meta Description Tag Has Entities Relevancy | -0.12 | 1 | 1 | 64 % | 67 % |
151 | Number of Questions In H2 Tags Size | -0.12 | 5 | 1 | 24 % | 75 % |
152 | Search Result Uses HTTPS Other | -0.12 | 1 | 1 | 89 % | 76 % |
153 | Uses Schema url Other | -0.12 | 1 | 1 | 58 % | 60 % |
154 | Search Result Domain Length Size | -0.12 | 28 | 18 | 88 % | 68 % |
155 | Number of Forms Technology | -0.12 | 12 | 2 | 60 % | 64 % |
156 | Variations in Button Tags Relevancy | -0.12 | 1168 | 3 | 10 % | 75 % |
157 | Has Meta Robots Other | -0.12 | 1 | 1 | 26 % | 61 % |
158 | Variations in I Tags Relevancy | -0.12 | 241 | 6 | 30 % | 71 % |
159 | Uses JSON-LD text Other | -0.12 | 1 | 1 | 7 % | 60 % |
160 | Uses JSON-LD url | -0.12 | 1 | 1 | 48 % | 63 % |
161 | Uses Schema faqpage Other | -0.12 | 1 | 1 | 7 % | 60 % |
162 | Variations in Style Tags Relevancy | -0.12 | 21266 | 20 | 19 % | 77 % |
163 | Has Canonical URL Authority | -0.12 | 1 | 1 | 76 % | 69 % |
164 | Uses JSON-LD Question Other | -0.12 | 1 | 1 | 6 % | 59 % |
165 | Uses JSON-LD Answer Other | -0.12 | 1 | 1 | 6 % | 58 % |
166 | Uses JSON-LD FAQPage Other | -0.12 | 1 | 1 | 6 % | 59 % |
167 | Number of NoFollow External Links Authority | -0.12 | 62 | 3 | 19 % | 73 % |
168 | Number of Social Accounts Authority | -0.12 | 9 | 2 | 51 % | 71 % |
169 | Has Apple Touch Icon Technology | -0.12 | 1 | 1 | 51 % | 63 % |
170 | Number of Social Pages Authority | -0.12 | 37 | 4 | 70 % | 71 % |
171 | Uses Schema answer Other | -0.12 | 1 | 1 | 7 % | 60 % |
172 | Variations in ID Attributes Relevancy | -0.12 | 428 | 2 | 15 % | 75 % |
173 | Number of Meta Generator Tags Technology | -0.12 | 2 | 1 | 34 % | 56 % |
174 | Word Count in Meta Description Size | -0.12 | 51 | 20 | 70 % | 66 % |
175 | Variations in H4-H6 Tags Relevancy | -0.12 | 34 | 2 | 23 % | 71 % |
176 | Uses Schema question Other | -0.12 | 1 | 1 | 7 % | 61 % |
177 | Has Schema Markup Relevancy | -0.12 | 1 | 1 | 68 % | 63 % |
178 | Variations in Meta Twitter Content Relevancy | -0.12 | 7 | 1 | 27 % | 62 % |
179 | Variations in Article Tags Relevancy | -0.12 | 1402 | 18 | 27 % | 71 % |
180 | Uses JSON-LD AggregateRating Other | -0.12 | 1 | 1 | 8 % | 58 % |
181 | Uses Schema itemlist Other | -0.12 | 1 | 1 | 3 % | 40 % |
182 | Number of Email Addresses Trust | -0.12 | 113 | 4 | 45 % | 69 % |
183 | Uses JSON-LD datePublished Other | -0.12 | 1 | 1 | 35 % | 57 % |
184 | Uses Schema website Other | -0.12 | 1 | 1 | 37 % | 51 % |
185 | Has US Phone Number Trust | -0.12 | 1 | 1 | 43 % | 58 % |
186 | Average Words Per Sentence Size | -0.12 | 539 | 39 | 84 % | 71 % |
187 | Has Entities in H4 Tags Relevancy | -0.12 | 1 | 1 | 26 % | 66 % |
188 | Meta Description Length Size | -0.12 | 8945 | 128 | 70 % | 68 % |
189 | Uses JSON-LD ItemList Other | -0.12 | 1 | 1 | 3 % | 39 % |
190 | Uses Schema lastreviewed Other | -0.12 | 1 | 1 | 3 % | 17 % |
191 | Percentage of NoFollow Links Authority | -0.12 | 17 | 3 | 26 % | 71 % |
192 | Variations in Meta Twitter Description Relevancy | -0.12 | 20 | 1 | 24 % | 66 % |
193 | Number of HREF Lang Tags Size | -0.12 | 19 | 2 | 10 % | 69 % |
194 | Has Meta Description Relevancy | -0.12 | 1 | 1 | 70 % | 63 % |
195 | Number of H4 Tags Size | -0.12 | 16 | 4 | 41 % | 68 % |
196 | Uses Schema datemodified Other | -0.12 | 1 | 1 | 35 % | 56 % |
197 | Has HREF Lang Technology | -0.12 | 1 | 1 | 10 % | 63 % |
198 | Uses Schema datepublished Other | -0.12 | 1 | 1 | 38 % | 56 % |
199 | Variations making whole H1 Tags Relevancy | -0.12 | 1 | 1 | 10 % | 68 % |
200 | Variations in H4 Tags Relevancy | -0.12 | 18 | 1 | 18 % | 70 % |