Measures 126746 SEO Factors

125024 Built-In SEO Factors

117411 On-page SEO Factors

7613 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

SEO Factor Class

Size SEO Factors ( 52732 )
Relevancy SEO Factors ( 51436 )
Other SEO Factors ( 22074 )
Local SEO Factors ( 7480 )
Technology SEO Factors ( 1599 )
Authority SEO Factors ( 163 )
Pay Per Click SEO Factors ( 29 )
Diversity SEO Factors ( 15 )
Trust SEO Factors ( 15 )
Easy SEO Factors ( 3 )
Performance SEO Factors ( 1 )

SEO Factor Type

Size SEO Factors ( 52728 )
Keywords SEO Factors ( 39735 )
Schema SEO Factors ( 22020 )
LSI SEO Factors ( 8258 )
Local SEO Factors ( 7481 )
Entities SEO Factors ( 3421 )
Other SEO Factors ( 1705 )
Backlinks SEO Factors ( 72 )
Social SEO Factors ( 58 )
Page Links SEO Factors ( 29 )
Structure SEO Factors ( 23 )
Meta SEO Factors ( 14 )
On Page SEO Factors ( 3 )
These counts reflect SEO factors with generated docs.
Not all SEO factors have that yet.

Compare Top SEO Factors By Month


Compare Months Before and After Helpful Content Update ( note the factors that exited at the bottom )
Data Documentation - As seen on Digitaleer.com

TOP SEO Factors for 2022-8     previous - today - next

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

NameCorrelation#1 MaxPage 1 AvgUsage %Searches %
1Number of Top 50 Shared Factors Used   Diversity-0.4451997 %96 %
2Number of Top 100 Shared Factors Used   Diversity-0.36904397 %96 %
3Number of Factors Used   Diversity-0.3322212497 %93 %
4Number of Top 200 Shared Factors Used   Diversity-0.311568197 %94 %
5Number of Distinct Entities Used   Diversity-0.29703195 %78 %
6Ahrefs Referring Domains   Authority-0.272517029463 %12 %
7Ahrefs Referring IP Addresses   Authority-0.261100418463 %12 %
8Ahrefs Referring Class C Addresses   Authority-0.26430511563 %12 %
9Variations in HTML Tags   Relevancy-0.263350522190 %96 %
10Variations in Body Tags   Relevancy-0.252179119591 %95 %
11Ahrefs Backlinks   Authority-0.25155305926856164 %12 %
12Ahrefs Referring Pages   Authority-0.25155305956856164 %12 %
13Ahrefs Text Backlinks   Authority-0.25111899145280764 %12 %
14Ahrefs NoFollow Backlinks   Authority-0.241497985765955 %12 %
15Ahrefs Dofollow Backlinks   Authority-0.2396916624540256 %12 %
16Entities in Title Tag   Relevancy-0.237381 %70 %
17Variations in H1-H6 Tags   Relevancy-0.22133879 %91 %
18Variations in Div Tags   Relevancy-0.221153312187 %93 %
19Variations in H1, H2, and H3 Tags   Relevancy-0.2294779 %91 %
20Body Tag Size Kilobytes   Size-0.223379681 %92 %
21Variations in A Tags   Relevancy-0.2212552678 %94 %
22Entities in H2 Tags-0.2240858 %77 %
23DomDetailer Moz PA   Authority-0.22694997 %25 %
24Variations in Search Result Display URL   Relevancy-0.2112286 %75 %
25Variations in Search Result Link Text   Relevancy-0.2112286 %75 %
26Variations in H1 and H2 Tags   Relevancy-0.2155576 %90 %
27DomDetailer Majestic Referring Subnets   Authority-0.21894311931895 %26 %
28Variations in P Tags   Relevancy-0.2113403577 %91 %
29Entities in H3 Tags-0.2131748 %76 %
30DomDetailer Majestic IPs   Authority-0.212881166640695 %26 %
31DomDetailer Majestic Referring Domains   Authority-0.21190824237609295 %27 %
32Variations in LI Tags   Relevancy-0.215071969 %93 %
33DomDetailer Majestic CF   Authority-0.2654094 %25 %
34DomDetailer Moz DA   Authority-0.2855097 %24 %
35Variations in Sentences   Relevancy-0.211652676 %89 %
36Average Exact Match Position-0.212833249944 %73 %
37Page Size Kilobytes   Size-0.254817096 %90 %
38Entities in Sentences   Relevancy-0.248211771 %98 %
39Entities in the HTML Tag   Relevancy-0.2161338974 %98 %
40Exact Match Position Variance-0.29111103839 %67 %
41Variations in Script Tags   Relevancy-0.248484166 %92 %
42Variations in A Tag HREF Attributes   Relevancy-0.28205075 %92 %
43Ahrefs Has NoFollow Backlinks   Authority-0.21154 %12 %
44Variations in Distinct A Tag HREF Attributes   Relevancy-0.25423475 %93 %
45Clean Keyword Density in the HTML Tag   Relevancy-0.2187481 %79 %
46DomDetailer Moz Rank   Authority-0.29695 %24 %
47DomDetailer Majestic TF   Authority-0.2623087 %25 %
48Variation Position Variance-0.199460247087 %81 %
49Term Frequency   Relevancy-0.197388 %91 %
50Number of HTML Tags   Size-0.19274594697 %90 %
51Exact Matches in the HTML Tag   Relevancy-0.191426138044 %88 %
52Average Variation Position-0.1915834517288 %80 %
53Ahrefs Has Dofollow Backlinks   Authority-0.191155 %12 %
54Exact Matches in Body Tag   Relevancy-0.19643194638 %90 %
55Variations in the Title Tag   Relevancy-0.1914279 %74 %
56Variations in Search Result URL Path   Relevancy-0.199264 %72 %
57Ahrefs Has Text Backlinks   Authority-0.191163 %12 %
58Variations in ALT Attributes   Relevancy-0.1956852 %89 %
59Ahrefs Has Backlinks   Authority-0.191163 %12 %
60Keywords in pages top 10 most used phrases-0.1919265 %82 %
61Entities in H1 Tags-0.196268 %65 %
62Variations in H2 Tags   Relevancy-0.1944448 %90 %
63Leading Variations in H1-H6 Tags   Relevancy-0.1915250 %89 %
64Unabridged Word Count   Size-0.185995188795 %86 %
65Clean Text Kilobytes   Size-0.18351291 %86 %
66Ahrefs Internal Links   Authority-0.1851915370 %13 %
67Leading Variations in H1, H2, and H3 Tags   Relevancy-0.1811247 %88 %
68Title Tag Has Entities   Relevancy-0.181182 %55 %
69Word Count   Size-0.184898153595 %86 %
70DomDetailer Facebook Shares   Authority-0.189563501-654472189 %26 %
71Variations in Search Result Document File Name   Relevancy-0.188266 %60 %
72Variations in the Canonical URL   Relevancy-0.1846261 %78 %
73DomDetailer Majestic Links   Authority-0.18208723577-536463495 %25 %
74DomDetailer Moz Links   Authority-0.1861664681253378895 %25 %
75Variation Density in Top 30KB   Relevancy-0.18301374 %81 %
76Variations in Span Tags   Relevancy-0.184391057 %91 %
77Exact Match Clustering Score-0.18501738 %63 %
78Keywords in pages top 5 most used phrases-0.189255 %81 %
79Number of Sentences   Size-0.182726692 %86 %
80Variations in Search Result URL   Relevancy-0.1818266 %73 %
81Number of HTTPS Links   Authority-0.1754915992 %86 %
82Variations in H1 Tags   Relevancy-0.1711268 %76 %
83Entities in Meta Description Tag   Relevancy-0.1710362 %67 %
84Exact Matches in Top 30KB   Relevancy-0.174681634 %65 %
85Ahrefs External Links   Authority-0.172543067 %12 %
86Number of Links   Authority-0.1755016494 %86 %
87Number of DoFollow Links   Authority-0.1754515893 %85 %
88Number of Heading Tags   Size-0.17572291 %88 %
89Leading Variations in Title Tag   Relevancy-0.171136 %78 %
90Variations in Meta Description   Relevancy-0.1740259 %79 %
91Exact Matches in H1-H6 Tags   Relevancy-0.17702232 %88 %
92Variations in H3 Tags   Relevancy-0.1739335 %89 %
93Variations in Nav Tags   Relevancy-0.1623982046 %88 %
94Number of Internal Links   Authority-0.1653214493 %86 %
95DomDetailer Majestic GOV Backlinks   Authority-0.1626029265467594046 %24 %
96Has Entities in H1 Tags   Relevancy-0.161170 %61 %
97Ahrefs Pages   Size-0.168372 %12 %
98Has Entities in H2 Tags   Relevancy-0.161160 %66 %
99Number of P Tags   Size-0.161533990 %81 %
100Leading Variations in H1 Tags   Relevancy-0.162132 %77 %
101Ahrefs Linked Root Domains   Authority-0.1631869 %12 %
102Number of Images   Size-0.16862990 %85 %
103Variations in Main Tags   Relevancy-0.1622715335 %86 %
104Number of Images with ALT Text   Size-0.16671984 %85 %
105Inline JavaScript Kilobytes   Size-0.162013990 %83 %
106Keywords in pages top 3 most used phrases-0.166146 %82 %
107Variations in Absolute URLs   Relevancy-0.1613924768 %87 %
108Entities in H4 Tags-0.1616325 %71 %
109Variation Count in Top 30KB   Relevancy-0.1645783582 %74 %
110Variations in OpenGraph Title   Relevancy-0.1612159 %68 %
111Number of H2 Tags   Size-0.1518777 %88 %
112Has Entities in H3 Tags   Relevancy-0.151150 %66 %
113TF/IDF   Relevancy-0.151167 %79 %
114Variations in Section Tags   Relevancy-0.156261637 %88 %
115Exact Matches in Title Tag   Relevancy-0.152128 %78 %
116Variations in OpenGraph Description   Relevancy-0.15150252 %72 %
117Number of H3 Tags   Size-0.1527868 %86 %
118Number Of JSON-LD Types   Relevancy-0.1575955 %82 %
119Number of Prices   Size-0.153174174 %81 %
120Number of Questions   Size-0.15115665 %81 %
121Variations in First 100 Words   Relevancy-0.15180763 %72 %
122Exact Matches in Sentences   Relevancy-0.158564627 %89 %
123Variations in Footer Tags   Relevancy-0.151979833 %81 %
124Number of External Links   Authority-0.151162088 %77 %
125Has Privacy Policy   Trust-0.151162 %79 %
126Variations making whole H1-H6 Tags   Relevancy-0.152115 %78 %
127Number of Questions In Headings   Size-0.147233 %39 %
128Variation Clustering Score-0.14544086 %71 %
129Number of Absolute URLs   Authority-0.1442915594 %81 %
130Variations making whole H1, H2, and H3 Tags   Relevancy-0.142114 %76 %
131Variations making whole A Tags   Relevancy-0.1416131 %80 %
132Meta Description Tag Has Entities   Relevancy-0.141164 %59 %
133Leading Variations in H2 Tags   Relevancy-0.146121 %85 %
134Variations Making Whole LI Tags   Relevancy-0.147124 %81 %
135Variations Making Whole Span Tags   Relevancy-0.1412119 %85 %
136Exact Matches in A Tags   Relevancy-0.146766626 %87 %
137Variations in TITLE Attributes   Relevancy-0.1457736 %84 %
138Exact Matches in H1 Tags   Relevancy-0.142122 %78 %
139Head Size Kilobytes   Size-0.141234890 %76 %
140Variations in I Tags   Relevancy-0.14115733 %81 %
141Inline CSS Kilobytes   Size-0.141123665 %82 %
142Number of DoFollow External Links   Authority-0.141071785 %76 %
143Variations in the last 100 words   Relevancy-0.14182450 %78 %
144Variations in Strong Tags   Relevancy-0.1451330 %82 %
145LSI Words in Sentences   Relevancy-0.13514555655 %98 %
146Number of Questions In H2 Tags   Size-0.134121 %75 %
147Has JSON-LD Answer-0.13116 %65 %
148Headings Has Question   Other-0.131135 %74 %
149Has JSON-LD Question-0.13116 %65 %
150Number of HTML Comments   Size-0.132413375 %79 %
151Title Has Sales Words   Other-0.131118 %65 %
152Title Has Sentiment Words   Other-0.131119 %64 %
153Load Time Milliseconds   Performance-0.13638081320297 %65 %
154Number of US Phone Numbers   Trust-0.13101736 %79 %
155Has FavIcon   Technology-0.131179 %65 %
156Has Terms of Service   Trust-0.131145 %73 %
157Variations making whole H1 Tags   Relevancy-0.131110 %73 %
158DomDetailer Facebook Comments   Authority-0.133417012 %23 %
159Variations in Article Tags   Relevancy-0.137241932 %74 %
160Exact Matches in H2 Tags   Relevancy-0.13280115 %87 %
161Number of Questions In H3 Tags   Size-0.134115 %76 %
162Is Category Page   Other-0.131113 %68 %
163Number of Social Accounts   Authority-0.1341251 %70 %
164Has Contact Page   Trust-0.131161 %63 %
165Is Purchase Page   Other-0.131154 %69 %
166Number of H4 Tags   Size-0.1327544 %78 %
167Search Result Number of Dirs in Path   Other-0.134286 %60 %
168Variations in ID Attributes   Relevancy-0.13194214 %84 %
169Leading Variations in H3 Tags   Relevancy-0.125115 %82 %
170Is Store Page   Other-0.121148 %68 %
171Number of Schema Products   Size-0.12915 %44 %
172Has US Phone Number   Trust-0.121134 %64 %
173Number of Nofollow Links   Authority-0.1255738 %76 %
174Number of HREF Lang Tags   Size-0.1220212 %77 %
175Has Schema Markup   Relevancy-0.121167 %69 %
176Variations in H4-H6 Tags   Relevancy-0.1239220 %79 %
177Exact Matches in Meta Description   Relevancy-0.1296117 %82 %
178Keywords in pages most used phrase-0.121124 %76 %
179Variations in Search Result Summary   Relevancy-0.1244386 %53 %
180Is Home Page   Other-0.121114 %39 %
181Number of Instagram Pages   Authority-0.128240 %74 %
182Number of JavaScript Includes   Technology-0.12271488 %70 %
183Has JSON-LD Product-0.12117 %48 %
184Search Result Uses HTTPS   Other-0.121192 %58 %
185Is Pagination Page   Other-0.121119 %61 %
186Number of Twitter Accounts   Authority-0.1240142 %66 %
187Has JSON-LD AggregateRating-0.12116 %55 %
188Number of Forms   Technology-0.1214372 %71 %
189Number of Social Pages   Authority-0.1211366 %69 %
190Has Entities in H4 Tags   Relevancy-0.121127 %59 %
191Percentage of DoFollow Internal Links   Authority-0.12958092 %69 %
192Has Canonical URL   Authority-0.121178 %64 %
193Number of Facebook Accounts   Authority-0.123134 %68 %
194Variations in B Tags   Relevancy-0.12106316 %76 %
195Variations in H4 Tags   Relevancy-0.1220116 %79 %
196Number Of Claimed Brands   Other-0.1222220 %71 %
197Number of Facebook Pages   Authority-0.126366 %67 %
198Word Count in Meta Description   Size-0.12842169 %69 %
199Number of NoFollow External Links   Authority-0.1220326 %77 %
200Has JSON-LD Offer-0.12116 %47 %