Measures 141506 SEO Factors

139784 Built-In SEO Factors

130824 On-page SEO Factors

8960 Google Maps SEO Factors for Local SEO

1722 SEO Factors from APIs

147 API SEO Factors for off-page SEO like backlinks and referring domains.

[ Ahrefs, SEMRush, DomDetailer, SpyFu APIs ]

1575 Technology Stack SEO Factors

[ Wappalyzer API ]

The Cora Shared Data contains over 300 million SEO factor measurements and grows hourly.

Google Maps and Bing Factors are not yet available for viewing but will be coming soon!
Aggregate SEO Weather Top SEO Factors - Aggregate SEO Weather

TOP SEO Factors for 2024-11     previous - today - next

Top SEO Factor data is updated daily for latest "month to date" measurements.

NameCorrelation#1 MaxPage 1 AvgUsage %Searches %
1Search Result Domain is .com, .net, or .org   Other-0.24115 %77 %
2Number of Unique LSI Words Used   Diversity-0.24133225285 %75 %
3Search Result Domain is .com   Other-0.23114 %79 %
4Number of Unique Variations Used   Diversity-0.2250983 %89 %
5Load Time Milliseconds   Performance-0.2132324159887 %90 %
6Number of Distinct Entities Used   Diversity-0.211102674 %92 %
7Number of Top 100 Shared Factors Used   Diversity-0.21403097 %92 %
8Variations in Body Tags   Relevancy-0.2111045853782 %89 %
9Variations in HTML Tags   Relevancy-0.2111045853582 %89 %
10Number of Top 200 Shared Factors Used   Diversity-0.21534097 %92 %
11Variations in H1-H6 Tags   Relevancy-0.22441072 %86 %
12Variations in H1, H2, and H3 Tags   Relevancy-0.2214971 %87 %
13Variations in Sentences   Relevancy-0.250426077 %87 %
14Variations in Div Tags   Relevancy-0.24081724079 %89 %
15Number of Factors Used   Diversity-0.258018897 %90 %
16Number of Top 50 Shared Factors Used   Diversity-0.19181396 %88 %
17Variations in H1 and H2 Tags   Relevancy-0.19124568 %86 %
18Variations in Search Result Document File Name   Relevancy-0.1911254 %80 %
19Variations in P Tags   Relevancy-0.1955184871 %87 %
20Variations in LI Tags   Relevancy-0.1923892970 %86 %
21Variations in A Tags   Relevancy-0.1960834072 %85 %
22Variations in Search Result URL Path   Relevancy-0.1914257 %80 %
23Number of Referring Domains   Authority-0.193318610546 %75 %
24Variations in Search Result Link Text   Relevancy-0.1811285 %77 %
25Variations in Search Result Display URL   Relevancy-0.1811286 %79 %
26Number of Includes   Technology-0.18762482 %78 %
27Term Frequency   Relevancy-0.186382 %87 %
28Variations in Search Result URL   Relevancy-0.1824266 %75 %
29Number of Backlinks   Authority-0.1846237901367846 %76 %
30Leading Variations in H1, H2, and H3 Tags   Relevancy-0.1822247 %83 %
31Entities in the HTML Tag   Relevancy-0.182487214170 %92 %
32Entities in Title Tag   Relevancy-0.188365 %88 %
33Entities in Sentences   Relevancy-0.182419513768 %92 %
34Variations in the Title Tag   Relevancy-0.1815273 %81 %
35Variations in A Tag HREF Attributes   Relevancy-0.1831975869 %87 %
36Leading Variations in H1-H6 Tags   Relevancy-0.1828250 %84 %
37Variations in H2 Tags   Relevancy-0.18113449 %84 %
38Variations in the Canonical URL   Relevancy-0.1863258 %82 %
39Variations in Distinct A Tag HREF Attributes   Relevancy-0.1822593969 %87 %
40Variations in Absolute URLs   Relevancy-0.181357610070 %88 %
41Number of Do Follow Backlinks   Authority-0.171668911633439 %75 %
42Clean Keyword Density in the HTML Tag   Relevancy-0.17190576 %79 %
43Number of No Follow Backlinks   Authority-0.173310912737238 %75 %
44Variations in Script Tags   Relevancy-0.172961616567 %85 %
45Variations in First 100 Words   Relevancy-0.17182974 %84 %
46Number of HTML Tags   Size-0.173672104487 %84 %
47Exact Matches in the HTML Tag   Relevancy-0.1731451227 %83 %
48Variations in Meta Description   Relevancy-0.1743259 %81 %
49Variation Density in Top 30KB   Relevancy-0.17330470 %83 %
50Unabridged Word Count   Size-0.1754488184586 %83 %
51Number of Sentences   Size-0.1794112185 %84 %
52Word Count   Size-0.1737089146386 %83 %
53Variations in H1 Tags   Relevancy-0.1717261 %80 %
54Variations in ALT Attributes   Relevancy-0.172061051 %83 %
55LSI Words in Sentences   Relevancy-0.17510561665 %91 %
56Entities in H2 Tags-0.1735649 %89 %
57Clean Text Kilobytes   Size-0.162941280 %86 %
58Variations in Span Tags   Relevancy-0.1610791357 %84 %
59Number of CSS Includes   Technology-0.1625974 %74 %
60Number of Facebook Pages   Authority-0.1617261 %77 %
61Number of Heading Tags   Size-0.161852180 %81 %
62Variations in OpenGraph Title   Relevancy-0.1611257 %75 %
63Leading Variations in Title Tag   Relevancy-0.161134 %75 %
64Number of Images   Size-0.165093281 %82 %
65Variations in OpenGraph Description   Relevancy-0.1647252 %77 %
66Number of Images with ALT Text   Size-0.165022276 %83 %
67Has JSON-LD Schema Markup   Relevancy-0.161154 %72 %
68Entities in H3 Tags-0.16149640 %90 %
69Number of P Tags   Size-0.161823779 %82 %
70Variations in Main Tags   Relevancy-0.161494510437 %80 %
71Page Size Kilobytes   Size-0.16117527386 %84 %
72Entities in H1 Tags-0.157253 %86 %
73Variations in H3 Tags   Relevancy-0.1592438 %83 %
74Variations in Nav Tags   Relevancy-0.1564103950 %80 %
75Leading Variations in H1 Tags   Relevancy-0.153130 %79 %
76Variation Count in Top 30KB   Relevancy-0.1555024773 %80 %
77Number of H2 Tags   Size-0.1528770 %80 %
78Number of Questions   Size-0.15791066 %84 %
79Number of Links   Authority-0.1570414784 %80 %
80Number of HTTPS Links   Authority-0.1562914583 %83 %
81Number of DoFollow Links   Authority-0.1567214384 %82 %
82Number of Absolute URLs   Authority-0.15317626686 %83 %
83Number of Internal Links   Authority-0.1548013283 %83 %
84Leading Variations in H2 Tags   Relevancy-0.159124 %82 %
85LSI Words in Title Tag   Relevancy-0.1516565 %89 %
86Number Of JSON-LD Types   Relevancy-0.151381458 %80 %
87Number of Instagram Pages   Authority-0.1514243 %74 %
88Exact Matches in H1-H6 Tags   Relevancy-0.1518118 %80 %
89TF/IDF   Relevancy-0.151167 %80 %
90Entities in Meta Description Tag   Relevancy-0.1516354 %86 %
91Number of H3 Tags   Size-0.15102862 %79 %
92Inline JavaScript Kilobytes   Size-0.148159183 %81 %
93Number of JavaScript Includes   Technology-0.14591783 %78 %
94Number of Questions In Headings   Size-0.149234 %81 %
95Variations Making Whole Span Tags   Relevancy-0.146122 %78 %
96Variations in Footer Tags   Relevancy-0.1473121938 %78 %
97Variations in TITLE Attributes   Relevancy-0.141417940 %79 %
98Variations in Section Tags   Relevancy-0.1419072540 %80 %
99Number of H1 Tags   Size-0.1410273 %80 %
100Number of Prices   Size-0.1416606269 %84 %
101Number of HTML Comments   Size-0.149835176 %80 %
102Inline CSS Kilobytes   Size-0.142145664 %84 %
103Number of External Links   Authority-0.144961679 %81 %
104Variations making whole H1-H6 Tags   Relevancy-0.143115 %73 %
105Variations making whole H1, H2, and H3 Tags   Relevancy-0.142113 %72 %
106LSI Words in H2 Tags   Relevancy-0.141281853 %88 %
107Exact Matches in Top 30KB   Relevancy-0.1425216 %78 %
108Variations Making Whole LI Tags   Relevancy-0.148127 %74 %
109Number of DoFollow External Links   Authority-0.144701478 %80 %
110Variations making whole A Tags   Relevancy-0.1476232 %75 %
111Percentage of DoFollow Links   Authority-0.141008583 %87 %
112LSI Words in Meta Description Tag   Relevancy-0.1341953 %86 %
113Variations in the last 100 words   Relevancy-0.13180556 %79 %
114LSI Words in H1 Tags   Relevancy-0.1338455 %87 %
115Exact Matches in Sentences   Relevancy-0.13111318 %84 %
116Number of Facebook Accounts   Authority-0.133130 %73 %
117Percentage of DoFollow Internal Links   Authority-0.13927482 %82 %
118Search Result Number of Dirs in Path   Other-0.134277 %73 %
119Variations in Strong Tags   Relevancy-0.1377329 %76 %
120Number of Images without ALT Text   Size-0.131721161 %82 %
121LSI Words in H3 Tags   Relevancy-0.134791846 %88 %
122Uses Schema name   Other-0.131160 %67 %
123Headings Has Question   Other-0.131135 %73 %
124Number of Twitter Accounts   Authority-0.137131 %72 %
125Has Canonical URL   Authority-0.131173 %74 %
126Exact Matches in Title Tag   Relevancy-0.133116 %78 %
127Number of Forms   Technology-0.1315357 %71 %
128Variations in Meta Twitter Description   Relevancy-0.1330124 %71 %
129Uses JSON-LD priceCurrency   Other-0.13117 %42 %
130Leading Variations in H3 Tags   Relevancy-0.1321117 %78 %
131Word Count in Meta Description   Size-0.13812068 %73 %
132Uses Schema pricecurrency   Other-0.13118 %42 %
133Variations in H4-H6 Tags   Relevancy-0.1345221 %75 %
134Uses JSON-LD MonetaryAmount   Other-0.13113 %12 %
135Variations in Button Tags   Relevancy-0.131382510 %77 %
136Has Entities in H1 Tags   Relevancy-0.131153 %80 %
137Uses JSON-LD currency   Other-0.13113 %13 %
138Variations in Meta Twitter Content   Relevancy-0.138127 %69 %
139Number of Nofollow Links   Authority-0.1374429 %75 %
140Number of H4 Tags   Size-0.13119438 %73 %
141Meta Description Length   Size-0.1357412268 %75 %
142Number of Questions In H2 Tags   Size-0.134121 %75 %
143Variations making whole H1 Tags   Relevancy-0.13118 %70 %
144Number of Social Pages   Authority-0.1331466 %77 %
145Flesch Kincaid Reading Grade Level   Other-0.137294 %82 %
146Uses JSON-LD price   Other-0.13115 %37 %
147Is Home Page   Other-0.121115 %43 %
148Uses JSON-LD name   Other-0.121154 %67 %
149Has Privacy Policy   Trust-0.121158 %75 %
150Variations in H4 Tags   Relevancy-0.1240216 %75 %
151Number of LinkedIn Pages   Authority-0.127127 %73 %
152Search Result Uses HTTPS   Other-0.121186 %84 %
153Has Schema Markup   Relevancy-0.121165 %69 %
154Variations in ID Attributes   Relevancy-0.12752415 %77 %
155Uses JSON-LD Product   Other-0.12118 %48 %
156Number of HREF Lang Tags   Size-0.1226211 %73 %
157Number of Questions In H3 Tags   Size-0.125116 %77 %
158Entities in H4 Tags-0.12234219 %84 %
159Uses Schema price   Other-0.12117 %38 %
160Variations in I Tags   Relevancy-0.12234527 %72 %
161Uses Schema answer   Other-0.12117 %58 %
162Has Entities in H2 Tags   Relevancy-0.121149 %81 %
163Uses Schema question   Other-0.12117 %58 %
164Variations in Article Tags   Relevancy-0.1230232125 %69 %
165Number of US Phone Numbers   Trust-0.123001145 %75 %
166Uses Schema url   Other-0.121154 %63 %
167Uses JSON-LD Offer   Other-0.12116 %50 %
168Number of Social Accounts   Authority-0.1210248 %76 %
169Has OpenGraph Type   Relevancy-0.121161 %68 %
170Uses Schema monetaryamount   Other-0.12113 %12 %
171Variations in Style Tags   Relevancy-0.12261917817 %78 %
172Average Words Per Sentence   Size-0.123713981 %75 %
173Uses Schema product   Other-0.12119 %48 %
174Title Tag Has Entities   Relevancy-0.121165 %81 %
175Has Meta Viewport   Technology-0.121184 %77 %
176Percentage of DoFollow External Links   Authority-0.12291276 %75 %
177Exact Matches in H1 Tags   Relevancy-0.122112 %77 %
178Uses Schema faqpage   Other-0.12117 %57 %
179Uses Schema aggregaterating   Other-0.12119 %60 %
180Search Result Host Length   Size-0.12261786 %66 %
181Uses JSON-LD PropertyValue   Other-0.12112 %14 %
182Has OpenGraph Image   Relevancy-0.121154 %69 %
183Title Word Count   Size-0.1217884 %73 %
184Search Result Domain Length   Size-0.12261786 %69 %
185Uses Schema offer   Other-0.12117 %50 %
186Uses Schema currency   Other-0.12113 %12 %
187Number of Email Addresses   Trust-0.12980643 %75 %
188Variations in Class Attributes   Relevancy-0.1289523326 %77 %
189Uses JSON-LD image   Other-0.121116 %65 %
190Variations in Form Tags   Relevancy-0.1296112 %70 %
191Uses Schema propertyvalue   Other-0.12112 %15 %
192Uses JSON-LD text   Other-0.12117 %57 %
193Uses JSON-LD ItemList   Other-0.12113 %42 %
194Uses JSON-LD url   Other-0.121144 %68 %
195Variations in Value Attributes   Relevancy-0.12216214 %71 %
196Uses JSON-LD Answer   Other-0.12116 %56 %
197Has Meta Description   Relevancy-0.121167 %69 %
198Has Entities in H3 Tags   Relevancy-0.121141 %80 %
199Has Meta Charset   Technology-0.121177 %71 %
200Has Terms of Service   Trust-0.121140 %69 %