Edx.org - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
60% 
Page structure
100% 
Link structure
61% 
Server
46% 
External factors
100% 
SEO Score
Response time
0.11 s
File size
2,933.30 kB
Words
590
Media files
23
Number of links
81 internal / 13 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Build new skills. Advance your career. | edX
The length of the page title is perfect. (389 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Discover thousands of offerings — from free courses to full degrees — delivered by world-class partners like Harvard, Google, Amazon and more.
The length of the meta description is perfect. (896 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
The specified alternate links have no errors.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
next-size-adjustEmpty
descriptionDiscover thousands of offerings — from free courses to full degrees — delivered by world-class partners like Harvard, Google, Amazon and more.
langen
twitter:cardsummary
twitter:creator@edXOnline
twitter:titleBuild new skills. Advance your career. | edX
twitter:descriptionDiscover thousands of offerings — from free courses to full degrees — delivered by world-class partners like Harvard, Google, Amazon and more.
og:titleBuild new skills. Advance your career. | edX
og:descriptionDiscover thousands of offerings — from free courses to full degrees — delivered by world-class partners like Harvard, Google, Amazon and more.
og:urlhttps://www.edx.org
og:site_nameedX
og:localeEN_US
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
There are 4 text duplicates on this page:
  • Duplicate 1: Artificial Intelligence: Implications for Business StrategyMIT Sloan S...
  • Duplicate 2: Smart learning, smarter savings — get up to 30% off select programs un...
This page contains 590 words. That's ok.
24.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
9 paragraphs were found on this page.
No placeholders texts or images were found.
The average number of words per sentence of 22.75 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
The file size of the HTML document is very large (2933.3 kB).
A viewport "width=device-width, initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: smart learning, smarter savings
Some tags are too long. With 109 characters this one is longer than 70 characters:
"with edx, you can expect the kinds of benefits that set you up for long-term professional and personal..."
Image SEO
(Somewhat important)
6 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
/trademark-logos/edx-logo-elm.svgedX Online HomepageedX
...f05d017-a3d1899c3344.small.png&w=96&q=75CS50's Introduction to Computer ScienceCS50's Introduction to Computer Science
...c876e0a-aeb25306d62b.small.jpg&w=96&q=75Artificial Intelligence: Implications for Business StrategyArtificial Intelligence: Implications for Business Strategy
...-fc290e74259e-f3b970b5cd3a.jpg&w=96&q=75Supply Chain ManagementSupply Chain Management
...ec871b3-c0d83d235303.small.png&w=96&q=75American Government: Constitutional FoundationsAmerican Government: Constitutional Foundations
...eac82c-7dc7a5be7679.small.jpeg&w=96&q=75We the People: Civic Engagement in a Constitutional DemocracyWe the People: Civic Engagement in a Constitutional Democracy
/trademark-logos/edx-logo-elm.svgedX OnlineedX Online
...Flexible-learning-Mobile.jpg&w=3840&q=75No alt attribute provided
...lexible-learning-Desktop.jpg&w=3840&q=75No alt attribute provided
...f05d017-a3d1899c3344.small.png&w=96&q=75CS50's Introduction to Computer ScienceCS50's Introduction to Computer Science
...c876e0a-aeb25306d62b.small.jpg&w=96&q=75Artificial Intelligence: Implications for Business StrategyArtificial Intelligence: Implications for Business Strategy
...-fc290e74259e-f3b970b5cd3a.jpg&w=96&q=75Supply Chain ManagementSupply Chain Management
...ec871b3-c0d83d235303.small.png&w=96&q=75American Government: Constitutional FoundationsAmerican Government: Constitutional Foundations
...eac82c-7dc7a5be7679.small.jpeg&w=96&q=75We the People: Civic Engagement in a Constitutional DemocracyWe the People: Civic Engagement in a Constitutional Democracy
...atic/media/testimonial-icon.f19faf56.svgNo alt attribute provided
...atic/media/testimonial-icon.f19faf56.svgNo alt attribute provided
...atic/media/testimonial-icon.f19faf56.svgNo alt attribute provided
...edx.org/post3021-edx-b2b.png&w=1920&q=75Two colleagues sitting around a table, collaborating on a project together.
...ommunity_desktop_788x687.png&w=1920&q=75A person working on a laptop, with a list of available edX online courses open on the screen.
...21-homepage-register-cta.jpg&w=3840&q=75No alt attribute provided
/trademark-logos/edx-by-2u-white.svgedX homepageedX homepage
...ages/apple-store-badge-en.png&w=256&q=75Download on the App StoreDownload on the App Store
...ages/google-play-badge-en.png&w=384&q=75Get it on Google PlayGet it on Google Play

Page structure

H1 heading
(Critically important)
Learn anywhere with edX
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Learn anywhere with edX
H2 Explore top courses
H2 The reviews are in
H2 What learners are saying
H2 Empower every member of your team
H2 Join a community, not just a classroom
H2 Register for a free account
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
There are 13 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.edx.org/IMG-ALT edX Online Homepage
/learn/computer-science/harvar...CS50's Introduction to Computer ScienceHarvardX | Course
IMG-ALT CS50's Introduction to Computer Science
/executive-education/massachus...Artificial Intelligence: Implications for Business StrategyMIT Sloan School of Management | Executive Education
IMG-ALT Artificial Intelligence: Implications for Business Strategy
/masters/micromasters/mitx-sup...Supply Chain ManagementMITx | MicroMasters
IMG-ALT Supply Chain Management
/learn/government/harvard-univ...American Government: Constitutional FoundationsHarvardX | Course
IMG-ALT American Government: Constitutional Foundations
/learn/democracy/harvard-unive...We the People: Civic Engagement in a Constitutional DemocracyHarvardX | Course
IMG-ALT We the People: Civic Engagement in a Constitutional Democracy
/search?q=data sciencedata science
https://www.edx.org/search?q=aiai
/search?q=financefinance
/search?q=businessbusiness
https://www.edx.org/searchView all results
https://business.edx.org/External Subdomain edX For Business
/smarter-savings-promoSubdomain Learn more
https://www.edx.org/IMG-ALT edX Online
/smarter-savings-promoSubdomain Text duplicate Learn more
/learn/computer-science/harvar...Text duplicate CS50's Introduction to Computer ScienceHarvardX | Course
IMG-ALT CS50's Introduction to Computer Science
/executive-education/massachus...Text duplicate Artificial Intelligence: Implications for Business StrategyMIT Sloan School of Management | Executive Education
IMG-ALT Artificial Intelligence: Implications for Business Strategy
/masters/micromasters/mitx-sup...Text duplicate Supply Chain ManagementMITx | MicroMasters
IMG-ALT Supply Chain Management
/learn/government/harvard-univ...Text duplicate American Government: Constitutional FoundationsHarvardX | Course
IMG-ALT American Government: Constitutional Foundations
/learn/democracy/harvard-unive...Text duplicate We the People: Civic Engagement in a Constitutional DemocracyHarvardX | Course
IMG-ALT We the People: Civic Engagement in a Constitutional Democracy
/search?q=data scienceText duplicate data science
https://www.edx.org/search?q=aiText duplicate ai
/search?q=financeText duplicate finance
/search?q=businessText duplicate business
https://www.edx.org/searchText duplicate View all results
https://www.edx.org/IMG-ALT edX homepage
https://www.facebook.com/edx/New window External Subdomain No Text
https://x.com/edXOnlineNew window External No Text
https://www.linkedin.com/schoo...New window External Subdomain No Text
https://www.reddit.com/r/edX/New window External Subdomain No Text
/learn/artificial-intelligenceLearn AI
https://www.edx.org/learn/chatgptLearn ChatGPT
https://www.edx.org/learn/spanishLearn Spanish
https://www.edx.org/learn/pythonLearn Python
https://www.edx.org/learn/excelLearn Excel
/learn/software-engineeringLearn Software Engineering
/learn/blockchainLearn Blockchain
/learn/computer-programmingLearn Computer Programming
/learn/economicsLearn Economics
/learn/architectureLearn Architecture
/learn/project-managementLearn Project Management
/learn/business-administrationLearn Business Administration
https://www.edx.org/learnsee more Courses
/become/how-to-become-a-cybers...Become a Cybersecurity Analyst
/become/how-to-become-a-data-s...Become a Data Scientist
/become/how-to-become-a-social...Become a Social Media Manager
/become/how-to-become-a-softwa...Become a Software Developer
/become/how-to-become-a-softwa...Become a Software Engineer
https://www.edx.org/becomesee more Guides
/bachelors/businessBachelor's in Business
/bachelors/computer-data-sciencesBachelor's in Computer Science / Data Science
/bachelors/health-social-servicesBachelor's in Health and Nursing
/bachelors/online-accounting-b...Bachelor's in Accounting
/bachelors/online-bachelors-de...Bachelor's in Finance
/bachelors/psychologyBachelor's in Psychology
/bachelors/bachelors-in-public...Bachelor's in Public Health
/bachelors/social-work-bswBachelor's in Social Work
https://www.edx.org/bachelorssee more Undergraduate Degrees
/masters/online-mbaMaster's in Business Administration
/masters/masters-in-public-hea...Master's in Public Health
/masters/online-msw-programsMaster's in Social Work
/masters/online-msn-programsMaster's in Nursing
/masters/online-masters-in-dat...Master's in Data Science
/masters/online-masters-in-eng...Master's in Engineering
/masters/online-slp-programsMaster's in Speech Pathology
/masters/online-slp-programsMaster's in Counseling/Psychology
/masters/healthcareMaster's Degree in Healthcare
/masters/masters-in-education-...Master's Degree in Education
/masters/online-masters-in-art...Master's Degree in AI
/masters/online-masters-in-com...Master's Degree in Computer Science
https://www.edx.org/masterssee more Graduate Degrees
https://www.edx.org/doctoratesee more Doctorate Degrees
https://business.edx.org/partnerExternal Subdomain Partner With Us
https://www.edx.org/about-usAbout
https://business.edx.org/?_gl=...External Subdomain Text duplicate edX For Business
/affiliate-programAffiliates
http://open.edx.org/?_gl=1*lt6...External Subdomain Open edX
/advisory-groups2U Advisory Council
https://www.edx.org/careersCareers
https://press.edx.org/?_gl=1*8...External Subdomain News
https://www.edx.org/resourcesIdea Hub
https://courses.edx.org/suppor...External Subdomain Contact Us
https://support.edx.org/?_gl=1...External Subdomain Help Center
/policy/securitySecurity
https://www.edx.org/media-kitMedia Kit
/edx-terms-serviceTerms of Service & Honor Code
/edx-privacy-policyPrivacy Policy
/edx-privacy-policy/cookiesCookie Policy
https://www.edx.org/accessibilityAccessibility Policy
https://www.edx.org/trademarksTrademark Policy
/modern-slavery-statementModern Slavery Statement
https://www.edx.org/sitemapSitemap
https://itunes.apple.com/us/ap...New window External Subdomain IMG-ALT Download on the App Store
https://play.google.com/store/...New window External Subdomain IMG-ALT Get it on Google Play

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.edx.org/"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The file size of the HTML document is very large (2,933 kB).
The page response time is excellent with 0.11 seconds.

HTTP Response Header

NameValue
content-typetext/html; charset=utf-8
dateSat, 14 Jun 2025 16:58:41 GMT
cache-controlprivate, no-cache, no-store, max-age=0, must-revalidate
cdn-cache-controlpublic, max-age=86400, stale-while-revalidate=60, stale-if-error=2592000
content-encodinggzip
content-security-policyframe-ancestors 'none'
link</_next/static/media/e4af272ccee01ff0-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/css/a2d3dfa8cee91caf.css>; rel=preload; as="style", </_next/static/css/b081d41b687a3aaa.css>; rel=preload; as="style", </_next/static/css/44817c7ede9853be.css>; rel=preload; as="style", </_next/static/css/032da2f78b4fe30f.css>; rel=preload; as="style", </_next/static/css/5cfb125fd29ae5d4.css>; rel=preload; as="style", </_next/static/css/7e9d27ec358490ac.css>; rel=preload; as="style", </_next/static/css/1e97b410b545a5d8.css>; rel=preload; as="style"
strict-transport-securitymax-age=31536000
varyRSC, Next-Router-State-Tree, Next-Router-Prefetch, Next-Router-Segment-Prefetch, Accept-Encoding
x-middleware-rewrite/en
x-powered-byWP Engine Headless Platform
x-violet-envprod
x-violet-version04f19aaa3949b86e6f4ab51096d87a2e48a8c361
x-envoy-upstream-service-time780
last-modifiedFri, 13 Jun 2025 18:39:48 GMT
cf-cache-statusHIT
set-cookie314 Characters
servercloudflare
cf-ray94fb5fb7d9705c50-FRA
x-cacheMiss from cloudfront
via1.1 bd96095bb3c15c742ab4d72d1fecba6c.cloudfront.net (CloudFront)
x-amz-cf-popFRA60-P5
x-amz-cf-idUTllFpZF6LvhA_yIwY7Wf-I7OVYX58nbEEjRtEzPGOjorvWQzuaP3Q==
age80332
x-xss-protection1; mode=block
x-frame-optionsSAMEORIGIN
referrer-policystrict-origin-when-cross-origin
x-content-type-optionsnosniff
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 21,372 referring domains.
This page has 500,007 backlinks.
This page has backlinks from 15,403 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Clean-param: utm_source&utm_medium&utm_campaign&utm_term&utm_content /
Allow: /misc/*.css$
Allow: /misc/*.css?
Allow: /misc/*.js$
Allow: /misc/*.js?
Allow: /misc/*.gif
Allow: /misc/*.jpg
Allow: /misc/*.jpeg
Allow: /misc/*.png
Allow: /modules/*.css$
Allow: /modules/*.css?
Allow: /modules/*.js$
Allow: /modules/*.js?
Allow: /modules/*.gif
Allow: /modules/*.jpg
Allow: /modules/*.jpeg
Allow: /modules/*.png
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /themes/*.css$
Allow: /themes/*.css?
Allow: /themes/*.js$
Allow: /themes/*.js?
Allow: /themes/*.gif
Allow: /themes/*.jpg
Allow: /themes/*.jpeg
Allow: /themes/*.png
Disallow: /*?utm_source=*
Disallow: /*?utm_medium=*
Disallow: /*?utm_campaign=*
Disallow: /*?utm_term=*
Disallow: /*?utm_content=*
Disallow: /includes/
Disallow: /misc/
Disallow: /modules/
Disallow: /profiles/
Disallow: /scripts/
Disallow: /themes/
Disallow: /preview/
Disallow: /es/preview/
Disallow: /secure-preview/
Disallow: /es/secure-preview/
Disallow: /wp-preview/
Disallow: /new/
Disallow: /es/new/
Disallow: /es/learn/*
Disallow: /es/bachelors/*
Disallow: /es/masters/*
Disallow: /es/certificates/*
Disallow: /es/executive-education/*
Disallow: /es/school/*
Disallow: /es/xseries/*
Disallow: /es/bio/*
Crawl-delay: 10
Sitemap: https://www.edx.org/sitemap.xml

Similar sites

Search preview

www.edx.org
Build new skills. Advance your career. | edX
Discover thousands of offerings — from free courses to full degrees — delivered by world-class partners like Harvard, Google, Amazon and more.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
edX83%Check
Learn61%Check
Course58%Check
courses52%Check
Discover52%Check
free50%Check
Learn Spanish49%Check
degree46%Check
career46%Check
world-class46%Check
Show more keywords and terms

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