[ Ahrefs, SEMRush, DomDetailer, SpyFu APIs ]
[ Wappalyzer API ]
SEO Factor ClassSize ( 54138 )Relevancy ( 53560 ) Other ( 28547 ) Local ( 8829 ) 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 ( 54134 )Keywords ( 41485 ) Schema ( 28493 ) Local ( 8830 ) LSI ( 8498 ) Entities ( 3555 ) 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 Top 50 Shared Factors Used Diversity | -0.32 | 45 | 25 | 97 % | 68 % |
2 | Number of Top 100 Shared Factors Used Diversity | -0.31 | 87 | 53 | 97 % | 66 % |
3 | Number of Distinct Entities Used Diversity | -0.29 | 66 | 25 | 95 % | 77 % |
4 | Number of Factors Used Diversity | -0.27 | 219 | 133 | 97 % | 89 % |
5 | Number of Top 200 Shared Factors Used Diversity | -0.27 | 148 | 95 | 97 % | 67 % |
6 | Variations in Body Tags Relevancy | -0.23 | 23670 | 216 | 87 % | 86 % |
7 | Ahrefs Referring Class C Addresses Authority | -0.23 | 592 | 45 | 61 % | 13 % |
8 | Ahrefs Referring IP Addresses Authority | -0.23 | 908 | 61 | 61 % | 13 % |
9 | Ahrefs Rank Authority | -0.23 | 40 | 16 | 87 % | 12 % |
10 | Ahrefs Referring Domains Authority | -0.23 | 5074 | 110 | 61 % | 14 % |
11 | Variations in HTML Tags Relevancy | -0.23 | 35539 | 249 | 85 % | 93 % |
12 | Ahrefs NoFollow Backlinks Authority | -0.22 | 96162 | 1166 | 53 % | 13 % |
13 | Ahrefs Text Backlinks Authority | -0.22 | 212363 | 5078 | 60 % | 14 % |
14 | Ahrefs Backlinks Authority | -0.22 | 212385 | 5037 | 61 % | 14 % |
15 | Ahrefs Referring Pages Authority | -0.22 | 212384 | 5061 | 61 % | 14 % |
16 | Entities in Title Tag Relevancy | -0.22 | 9 | 3 | 80 % | 64 % |
17 | Entities in H2 Tags | -0.22 | 26 | 6 | 60 % | 66 % |
18 | Variations in H1-H6 Tags Relevancy | -0.21 | 59 | 9 | 80 % | 87 % |
19 | Entities in H3 Tags | -0.21 | 32 | 6 | 49 % | 66 % |
20 | Variations in Div Tags Relevancy | -0.21 | 21803 | 151 | 83 % | 91 % |
21 | Variations in H1, H2, and H3 Tags Relevancy | -0.21 | 101 | 7 | 79 % | 87 % |
22 | Variations in A Tags Relevancy | -0.21 | 5079 | 35 | 80 % | 87 % |
23 | Ahrefs Has NoFollow Backlinks Authority | -0.2 | 1 | 1 | 51 % | 14 % |
24 | Ahrefs Dofollow Backlinks Authority | -0.2 | 172424 | 3976 | 51 % | 13 % |
25 | Variations in A Tag HREF Attributes Relevancy | -0.2 | 3423 | 54 | 77 % | 87 % |
26 | Variations in Distinct A Tag HREF Attributes Relevancy | -0.2 | 2561 | 37 | 77 % | 88 % |
27 | Variations in Search Result Display URL Relevancy | -0.2 | 4 | 2 | 88 % | 76 % |
28 | Variations in Search Result Link Text Relevancy | -0.2 | 4 | 2 | 88 % | 76 % |
29 | Variations in P Tags Relevancy | -0.2 | 942 | 34 | 75 % | 95 % |
30 | Variations in H1 and H2 Tags Relevancy | -0.19 | 24 | 5 | 77 % | 85 % |
31 | Ahrefs Has Text Backlinks Authority | -0.19 | 1 | 1 | 59 % | 13 % |
32 | Page Size Kilobytes Size | -0.19 | 324 | 153 | 95 % | 88 % |
33 | Body Tag Size Kilobytes Size | -0.19 | 231 | 86 | 81 % | 92 % |
34 | Variations in LI Tags Relevancy | -0.19 | 1171 | 21 | 70 % | 86 % |
35 | Ahrefs Has Backlinks Authority | -0.19 | 1 | 1 | 59 % | 14 % |
36 | Term Frequency Relevancy | -0.19 | 11 | 4 | 84 % | 92 % |
37 | DomDetailer Moz PA Authority | -0.19 | 73 | 45 | 97 % | 26 % |
38 | Variations in Sentences Relevancy | -0.19 | 584 | 26 | 75 % | 91 % |
39 | Leading Variations in H1-H6 Tags Relevancy | -0.19 | 17 | 2 | 53 % | 84 % |
40 | Clean Keyword Density in the HTML Tag Relevancy | -0.18 | 192 | 5 | 84 % | 77 % |
41 | Variations in H2 Tags Relevancy | -0.18 | 43 | 4 | 52 % | 86 % |
42 | Unabridged Word Count Size | -0.18 | 14433 | 1684 | 95 % | 88 % |
43 | Ahrefs Has Dofollow Backlinks Authority | -0.18 | 1 | 1 | 50 % | 13 % |
44 | Exact Matches in Body Tag Relevancy | -0.18 | 41381 | 41 | 35 % | 86 % |
45 | Number of HTML Tags Size | -0.18 | 2692 | 899 | 96 % | 87 % |
46 | DomDetailer Majestic CF Authority | -0.18 | 70 | 39 | 96 % | 27 % |
47 | Leading Variations in H1, H2, and H3 Tags Relevancy | -0.18 | 13 | 2 | 50 % | 83 % |
48 | DomDetailer Moz DA Authority | -0.18 | 88 | 43 | 97 % | 24 % |
49 | Clean Text Kilobytes Size | -0.18 | 78 | 12 | 91 % | 86 % |
50 | DomDetailer Majestic Referring Subnets Authority | -0.18 | 56995 | 14200 | 96 % | 29 % |
51 | Variations in Script Tags Relevancy | -0.18 | 14491 | 58 | 64 % | 94 % |
52 | Variations in Absolute URLs Relevancy | -0.18 | 4488 | 53 | 70 % | 84 % |
53 | Variation Density in Top 30KB Relevancy | -0.18 | 351 | 4 | 77 % | 76 % |
54 | DomDetailer Majestic IPs Authority | -0.17 | 203830 | 52559 | 96 % | 29 % |
55 | Keywords in pages top 10 most used phrases | -0.17 | 7 | 2 | 66 % | 88 % |
56 | Variations in Search Result URL Path Relevancy | -0.17 | 5 | 2 | 66 % | 67 % |
57 | Exact Matches in the HTML Tag Relevancy | -0.17 | 45233 | 40 | 36 % | 90 % |
58 | Entities in Sentences Relevancy | -0.17 | 468 | 88 | 64 % | 98 % |
59 | Variations in Search Result URL Relevancy | -0.17 | 5 | 2 | 67 % | 72 % |
60 | Variations in ALT Attributes Relevancy | -0.17 | 223 | 8 | 53 % | 83 % |
61 | Entities in Meta Description Tag Relevancy | -0.17 | 14 | 3 | 63 % | 60 % |
62 | DomDetailer Majestic Referring Domains Authority | -0.17 | 1517306 | 339524 | 96 % | 30 % |
63 | Number of Sentences Size | -0.17 | 218 | 59 | 89 % | 84 % |
64 | DomDetailer Moz Rank Authority | -0.17 | 9 | 5 | 96 % | 23 % |
65 | Search Result Summary Length Size | -0.17 | 270 | 157 | 96 % | 63 % |
66 | Variations in First 100 Words Relevancy | -0.17 | 189 | 8 | 71 % | 74 % |
67 | Entities in H1 Tags | -0.17 | 7 | 2 | 65 % | 59 % |
68 | Ahrefs Internal Links Authority | -0.17 | 547 | 109 | 68 % | 13 % |
69 | Variations in Search Result Document File Name Relevancy | -0.17 | 4 | 2 | 65 % | 63 % |
70 | Variations in the Canonical URL Relevancy | -0.17 | 6 | 2 | 63 % | 77 % |
71 | Number of HTTPS Links Authority | -0.17 | 528 | 150 | 91 % | 84 % |
72 | DomDetailer Majestic TF Authority | -0.16 | 65 | 29 | 89 % | 26 % |
73 | Entities in the HTML Tag Relevancy | -0.16 | 1249 | 266 | 65 % | 96 % |
74 | Exact Matches in Top 30KB Relevancy | -0.16 | 93 | 3 | 31 % | 65 % |
75 | DomDetailer Majestic Links Authority | -0.16 | 161489319 | -288449 | 96 % | 29 % |
76 | Word Count Size | -0.16 | 5477 | 1605 | 95 % | 86 % |
77 | Variations in Span Tags Relevancy | -0.16 | 634 | 11 | 56 % | 90 % |
78 | Number of DoFollow Links Authority | -0.16 | 520 | 149 | 92 % | 83 % |
79 | Number of Links Authority | -0.16 | 530 | 154 | 93 % | 85 % |
80 | Variations in H3 Tags Relevancy | -0.16 | 59 | 3 | 39 % | 85 % |
81 | Variations in the Title Tag Relevancy | -0.16 | 4 | 2 | 76 % | 79 % |
82 | Number of P Tags Size | -0.16 | 145 | 37 | 89 % | 83 % |
83 | Keywords in pages top 5 most used phrases | -0.16 | 4 | 2 | 57 % | 87 % |
84 | Variations in Nav Tags Relevancy | -0.16 | 5253 | 29 | 49 % | 85 % |
85 | Entities in H4 Tags | -0.16 | 23 | 3 | 26 % | 63 % |
86 | Number of Internal Links Authority | -0.16 | 516 | 137 | 92 % | 86 % |
87 | LSI Words in Sentences Relevancy | -0.16 | 3264 | 534 | 65 % | 97 % |
88 | Number of Images with ALT Text Size | -0.16 | 60 | 19 | 84 % | 84 % |
89 | Number of Heading Tags Size | -0.16 | 55 | 21 | 92 % | 86 % |
90 | Variations in Main Tags Relevancy | -0.16 | 4424 | 55 | 34 % | 83 % |
91 | Inline JavaScript Kilobytes Size | -0.16 | 125 | 33 | 90 % | 84 % |
92 | Exact Matches in H1-H6 Tags Relevancy | -0.16 | 581 | 2 | 27 % | 82 % |
93 | Variations in Meta Description Relevancy | -0.16 | 35 | 2 | 62 % | 77 % |
94 | Variations in Search Result Summary Relevancy | -0.16 | 44 | 3 | 91 % | 60 % |
95 | Ahrefs External Links Authority | -0.16 | 139 | 24 | 65 % | 13 % |
96 | Number of Images Size | -0.15 | 252 | 28 | 90 % | 84 % |
97 | Variations in H1 Tags Relevancy | -0.15 | 4 | 2 | 67 % | 73 % |
98 | Title Tag Has Entities Relevancy | -0.15 | 1 | 1 | 74 % | 62 % |
99 | Number of Questions Size | -0.15 | 56 | 6 | 66 % | 76 % |
100 | DomDetailer Facebook Shares Authority | -0.15 | 7338570 | -7171517 | 90 % | 28 % |
101 | Has Entities in H2 Tags Relevancy | -0.15 | 1 | 1 | 59 % | 65 % |
102 | Leading Variations in H1 Tags Relevancy | -0.15 | 2 | 1 | 33 % | 73 % |
103 | DomDetailer Moz Links Authority | -0.15 | 101196594 | 16992234 | 96 % | 29 % |
104 | Ahrefs Pages Size | -0.15 | 7 | 2 | 69 % | 13 % |
105 | Variation Count in Top 30KB Relevancy | -0.15 | 5766 | 47 | 83 % | 70 % |
106 | Number of Questions In Headings Size | -0.15 | 6 | 2 | 42 % | 23 % |
107 | Variations in Footer Tags Relevancy | -0.15 | 2313 | 12 | 37 % | 77 % |
108 | TF/IDF Relevancy | -0.15 | 2 | 1 | 65 % | 80 % |
109 | Number Of JSON-LD Types Relevancy | -0.15 | 51 | 9 | 54 % | 82 % |
110 | Variations in OpenGraph Description Relevancy | -0.15 | 29 | 2 | 54 % | 75 % |
111 | Variations in the last 100 words Relevancy | -0.15 | 189 | 5 | 59 % | 75 % |
112 | Number of H2 Tags Size | -0.15 | 19 | 6 | 76 % | 83 % |
113 | Number of H3 Tags Size | -0.15 | 24 | 8 | 68 % | 85 % |
114 | Keywords in pages top 3 most used phrases | -0.15 | 3 | 1 | 49 % | 87 % |
115 | Number of Absolute URLs Authority | -0.14 | 531 | 135 | 93 % | 82 % |
116 | Ahrefs Linked Root Domains Authority | -0.14 | 19 | 7 | 67 % | 13 % |
117 | Variations in OpenGraph Title Relevancy | -0.14 | 7 | 2 | 60 % | 70 % |
118 | Variations in ID Attributes Relevancy | -0.14 | 370 | 3 | 15 % | 78 % |
119 | Has Entities in H3 Tags Relevancy | -0.14 | 1 | 1 | 48 % | 68 % |
120 | Ahrefs Has Internal Links Authority | -0.14 | 1 | 1 | 66 % | 12 % |
121 | Ahrefs Has External Links Authority | -0.14 | 1 | 1 | 63 % | 12 % |
122 | Leading Variations in H2 Tags Relevancy | -0.14 | 6 | 1 | 24 % | 79 % |
123 | Variations making whole A Tags Relevancy | -0.14 | 10 | 2 | 34 % | 78 % |
124 | Headings Has Question Other | -0.14 | 1 | 1 | 39 % | 69 % |
125 | Exact Matches in A Tags Relevancy | -0.14 | 5399 | 6 | 21 % | 83 % |
126 | Has Entities in H1 Tags Relevancy | -0.14 | 1 | 1 | 65 % | 62 % |
127 | Ahrefs Has Linked Root Domains Authority | -0.14 | 1 | 1 | 65 % | 12 % |
128 | Number of Prices Size | -0.14 | 424 | 36 | 71 % | 57 % |
129 | Exact Matches in Title Tag Relevancy | -0.14 | 3 | 1 | 23 % | 81 % |
130 | Exact Matches in Sentences Relevancy | -0.14 | 2406 | 4 | 22 % | 90 % |
131 | DomDetailer Majestic GOV Backlinks Authority | -0.14 | 20397406 | 3743237 | 43 % | 27 % |
132 | Ahrefs Image Backlinks | -0.14 | 62760 | 1023 | 23 % | 12 % |
133 | Number of Questions In H2 Tags Size | -0.14 | 4 | 1 | 23 % | 73 % |
134 | Number of External Links Authority | -0.13 | 71 | 18 | 88 % | 77 % |
135 | LSI Words in Title Tag Relevancy | -0.13 | 13 | 5 | 62 % | 93 % |
136 | Leading Variations in Title Tag Relevancy | -0.13 | 1 | 1 | 35 % | 80 % |
137 | Variations Making Whole LI Tags Relevancy | -0.13 | 9 | 1 | 28 % | 77 % |
138 | Leading Variations in H3 Tags Relevancy | -0.13 | 7 | 1 | 17 % | 80 % |
139 | Has JSON-LD Answer | -0.13 | 1 | 1 | 5 % | 58 % |
140 | Exact Matches in H1 Tags Relevancy | -0.13 | 57 | 1 | 19 % | 75 % |
141 | Load Time Milliseconds Performance | -0.13 | 116158 | 2680 | 96 % | 65 % |
142 | Has JSON-LD City | -0.13 | 1 | 1 | 2 % | 16 % |
143 | Variations in TITLE Attributes Relevancy | -0.13 | 326 | 7 | 35 % | 86 % |
144 | Has JSON-LD Question | -0.13 | 1 | 1 | 5 % | 59 % |
145 | Number of Schema Products Size | -0.13 | 5 | 1 | 5 % | 32 % |
146 | Head Size Kilobytes Size | -0.13 | 117 | 42 | 91 % | 80 % |
147 | Number of DoFollow External Links Authority | -0.13 | 56 | 15 | 85 % | 75 % |
148 | Is Pagination Page Other | -0.13 | 1 | 1 | 18 % | 45 % |
149 | Variations in Strong Tags Relevancy | -0.13 | 16 | 3 | 31 % | 83 % |
150 | LSI Words in H2 Tags Relevancy | -0.13 | 82 | 14 | 52 % | 96 % |
151 | Variations in H4-H6 Tags Relevancy | -0.13 | 17 | 2 | 24 % | 77 % |
152 | Number of Questions In H3 Tags Size | -0.13 | 4 | 1 | 17 % | 71 % |
153 | Variations Making Whole Span Tags Relevancy | -0.13 | 12 | 1 | 20 % | 85 % |
154 | Inline CSS Kilobytes Size | -0.13 | 97 | 30 | 62 % | 78 % |
155 | Meta Description Tag Has Entities Relevancy | -0.13 | 1 | 1 | 62 % | 59 % |
156 | Number of HTML Comments Size | -0.13 | 637 | 31 | 76 % | 77 % |
157 | Search Result Uses HTTPS Other | -0.13 | 1 | 1 | 91 % | 59 % |
158 | Variations making whole H1-H6 Tags Relevancy | -0.13 | 3 | 1 | 17 % | 75 % |
159 | Ahrefs Has Image Backlinks Authority | -0.13 | 1 | 1 | 21 % | 12 % |
160 | Variations in Section Tags Relevancy | -0.13 | 407 | 18 | 36 % | 85 % |
161 | Has Entities in H4 Tags Relevancy | -0.13 | 1 | 1 | 26 % | 56 % |
162 | Number of US Phone Numbers Trust | -0.13 | 68 | 7 | 42 % | 76 % |
163 | Variations in Article Tags Relevancy | -0.13 | 399 | 20 | 32 % | 73 % |
164 | Exact Matches in H2 Tags Relevancy | -0.12 | 177 | 1 | 13 % | 82 % |
165 | Variations making whole H1, H2, and H3 Tags Relevancy | -0.12 | 2 | 1 | 15 % | 74 % |
166 | Search Result Number of Dirs in Path Other | -0.12 | 5 | 2 | 84 % | 55 % |
167 | Number of HREF Lang Tags Size | -0.12 | 44 | 2 | 10 % | 72 % |
168 | Has JSON-LD Country | -0.12 | 1 | 1 | 1 % | 15 % |
169 | Meta Description Length Size | -0.12 | 561 | 130 | 72 % | 73 % |
170 | Variations in H4 Tags Relevancy | -0.12 | 12 | 1 | 18 % | 77 % |
171 | Number Of Claimed Brands Other | -0.12 | 10 | 2 | 19 % | 72 % |
172 | Is Store Page Other | -0.12 | 1 | 1 | 45 % | 48 % |
173 | Number of Instagram Pages Authority | -0.12 | 10 | 2 | 38 % | 75 % |
174 | Variations in I Tags Relevancy | -0.12 | 99 | 5 | 30 % | 74 % |
175 | Percentage of DoFollow Internal Links Authority | -0.12 | 95 | 80 | 91 % | 72 % |
176 | Number of Social Accounts Authority | -0.12 | 21 | 2 | 50 % | 73 % |
177 | Number of Nofollow Links Authority | -0.12 | 38 | 6 | 36 % | 78 % |
178 | Is Home Page Other | -0.12 | 1 | 1 | 18 % | 33 % |
179 | Word Count in Meta Description Size | -0.12 | 91 | 21 | 71 % | 71 % |
180 | Number of H4 Tags Size | -0.12 | 30 | 5 | 44 % | 75 % |
181 | Number of Social Pages Authority | -0.12 | 14 | 3 | 66 % | 74 % |
182 | Number of Facebook Pages Authority | -0.12 | 10 | 3 | 67 % | 72 % |
183 | Exact Match Density in Top 30KB Relevancy | -0.12 | 4 | 1 | 13 % | 38 % |
184 | Has Canonical URL Authority | -0.12 | 1 | 1 | 77 % | 69 % |
185 | Keywords in pages most used phrase | -0.12 | 1 | 1 | 26 % | 79 % |
186 | Number of NoFollow External Links Authority | -0.12 | 22 | 3 | 25 % | 76 % |
187 | Variations in Class Attributes Relevancy | -0.12 | 6663 | 21 | 28 % | 75 % |
188 | Average Words Per Sentence Size | -0.12 | 194 | 35 | 92 % | 69 % |
189 | Number of YouTube Accounts Technology | -0.12 | 2 | 1 | 11 % | 70 % |
190 | Entities in H5 Tags | -0.12 | 11 | 1 | 10 % | 53 % |
191 | Exact Matches in Meta Description Relevancy | -0.12 | 3 | 1 | 16 % | 79 % |
192 | Number Of JSON-LD Entity References Relevancy | -0.12 | 5 | 1 | 6 % | 65 % |
193 | Has Schema Markup Relevancy | -0.12 | 1 | 1 | 67 % | 72 % |
194 | Variations in OpenGraph Site Name Relevancy | -0.12 | 2 | 1 | 14 % | 67 % |
195 | Has FavIcon Technology | -0.12 | 1 | 1 | 79 % | 66 % |
196 | Flesch Kincaid Reading Grade Level Other | -0.12 | 8 | 4 | 94 % | 20 % |
197 | Number of Forms Technology | -0.12 | 14 | 3 | 71 % | 68 % |
198 | Number of JavaScript Includes Technology | -0.12 | 34 | 14 | 88 % | 70 % |
199 | Variations in Search Result URL Domain Name Relevancy | -0.11 | 6 | 1 | 5 % | 45 % |
200 | Variations in Button Tags Relevancy | -0.11 | 1219 | 4 | 6 % | 76 % |