Ed.ted.com - SEO Checker

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Overview of the SEO Check
Meta information
85% 
Page quality
47% 
Page structure
95% 
Link structure
75% 
Server
81% 
External factors
100% 
SEO Score
Response time
0.60 s
File size
107.20 kB
Words
192
Media files
1
Number of links
41 internal / 15 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Lessons Worth Sharing | TED-Ed
The length of the page title is perfect. (299 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
TED-Ed celebrates the ideas of teachers and students around the world. Discover hundreds of animated lessons, create customized lessons, and share your big ideas.
The meta description is too long: 1029 pixels from max. 1000 pixels. Optimize description
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)
There are no alternate links specified on this page.
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)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
descriptionTED-Ed celebrates the ideas of teachers and students around the world. Discover hundreds of animated lessons, create customized lessons, and share your big ideas.
csrf-paramauthenticity_token
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langen
twitter:cardsummary_large_image
twitter:site@TED_ED
twitter:titleLessons Worth Sharing
twitter:descriptionTED-Ed celebrates the ideas of teachers and students around the world. Discover hundreds of animated lessons, create customized lessons, and share your big ideas.
twitter:imagehttps://ed.ted.com/teded-logo-1200-670.png
og:titleLessons Worth Sharing
og:typewebsite
og:imagehttps://ed.ted.com/teded-logo-600-600.png
og:image:secure_urlhttps://ed.ted.com/teded-logo-600-600.png
og:urlhttps://ed.ted.com/
og:descriptionTED-Ed celebrates the ideas of teachers and students around the world. Discover hundreds of animated lessons, create customized lessons, and share your big ideas.
og:site_nameTED-Ed
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
There are only 192 words on this page. Use at least 250 words to provide useful information.
Some words from the page title are not used within the pages content
Only 1 paragraph/s was/were found on this page.
27.1% of the text are stop words.
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 13.5 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 4 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 6 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
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

No media files were found.

Page structure

H1 heading
(Critically important)
The H1 heading is empty
Headings
(Important)
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Empty heading
H1 Stay curious!
H2 Discover
H2 Create
H2 Get Involved
H2 Support
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 15 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://ed.ted.com/Anchor Skip to main content
https://ed.ted.com/No Text
https://ed.ted.com/users/newRegister
https://ed.ted.com/sessionSign in
/lessons?direction=desc&sort=f...LessonsWatch video-based lessons organized by subject and age
/ted_ed_collectionsCollectionsFind video-based lessons organized by theme
https://ed.ted.com/explorationsExplorationsLearn through interactive experiences created with other organizations
https://ed.ted.com/blogBlogRead articles and updates from TED-Ed
https://ed.ted.com/videosA LessonBuild your own video-based lesson
/create_a_collectionA CollectionOrganize video-based lessons in your own collection
https://ed.ted.com/student_talksStudent TalksLearn how students can create talks as part of a class, club or other program
https://ed.ted.com/educator_talksEducator TalksLearn how educators in your community can give their own TED-style talks
/nominate_an_educatorNominateNominate educators to work with TED-Ed
https://www.patreon.com/tededExternal Subdomain DonateDonate to support TED-Ed’s non-profit mission
https://ed.ted.com/shopShopBuy products inspired by TED-Ed animations
/lessons?direction=desc&sort=f...Lessons
/ted_ed_collectionsCollections
https://ed.ted.com/explorationsExplorations
https://ed.ted.com/blogBlog
https://ed.ted.com/videosA Lesson
/create_a_collectionA Collection
https://ed.ted.com/student_talksStudent Talks
https://ed.ted.com/educator_talksEducator Talks
/nominate_an_educatorNominate
https://www.patreon.com/tededNew window Nofollow External Subdomain Donate
https://ed.ted.com/shopNew window Nofollow Shop
https://ed.ted.com/helpHelp
https://ed.ted.com/contactContact
https://ed.ted.com/blogText duplicate Blog
https://ed.ted.com/aboutAbout
https://ed.ted.com/educatorEducators
https://ed.ted.com/patronsPatrons
/lessons?direction=desc&sort=f...Students start here
/educator?user_by_click=educatorEducators start here
/parents?user_by_click=parentParents start here
https://ed.ted.com/earth-schoolSubdomain Earth School
https://ed.ted.com/Subdomain No Text
https://ed.ted.com/helpText duplicate Help
https://ed.ted.com/contactText duplicate Contact
https://ed.ted.com/blogText duplicate Blog
https://ed.ted.com/aboutText duplicate About
https://ed.ted.com/educatorText duplicate Educators
https://ed.ted.com/patronsText duplicate Patrons
https://ted.com/External TED Conferences, LLC
https://www.ted.com/termsofuseExternal Subdomain Terms of use
https://www.ted.com/privacyExternal Subdomain Privacy policy
https://www.ted.com/about/our-...External Subdomain Video usage policy
https://www.instagram.com/tede...New window External Subdomain No Text
http://teded.tumblr.com/New window External Subdomain No Text
https://twitter.com/TED_EDNew window External No Text
https://www.facebook.com/TEDEd...New window External Subdomain No Text
https://www.youtube.com/tededu...New window External Subdomain No Text
https://www.ted.com/termsofuseExternal Subdomain Text duplicate Terms of use
https://www.ted.com/privacyExternal Subdomain Text duplicate Privacy policy
https://policies.google.com/pr...New window External Subdomain Text duplicate Privacy policy
https://policies.google.com/termsNew window External Subdomain Terms of service

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://ed.ted.com/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.60 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page loads 6 CSS files. This may affect the page load time negatively.
This page loads 4 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (107 kB).

HTTP Response Header

NameValue
serverCowboy
dateSat, 25 May 2024 13:54:26 GMT
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nel{"report_to":"heroku-nel","max_age":3600,"success_fraction":0.005,"failure_fraction":0.05,"response_headers":["Via"]}
connectionkeep-alive
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
x-content-type-optionsnosniff
x-download-optionsnoopen
x-permitted-cross-domain-policiesnone
referrer-policystrict-origin-when-cross-origin
content-typetext/html; charset=utf-8
etagW/"67968faebdd4149e7c78b8eea600348c"
cache-controlmax-age=0, private, must-revalidate
set-cookie568 Characters
x-request-id251a7336-6927-4330-b61c-78997bf00d6b
x-runtime0.021729
varyAccept-Encoding
content-encodinggzip
strict-transport-securitymax-age=63072000; includeSubDomains
transfer-encodingchunked
via1.1 vegur
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 15,239 referring domains.
This page has 265,960 backlinks.
This page has backlinks from 9,781 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: SemrushBot
Disallow: /

User-agent: SemrushBot-SA
Disallow: /

User-agent: AHC/2.1
Disallow: /

User-agent: *
Disallow: /activities/
Disallow: /ads/
Disallow: /lessons/on/
Disallow: /lessons/*/flip
Disallow: /on/
Disallow: /*/*/discussions/
Disallow: /*/*/open/
Disallow: /*/*/guided/
Disallow: /users/new
Disallow: /videos/
Disallow: /search
Disallow: /lessons/?category=*&*
Disallow: /additional_information
Disallow: /u/
Sitemap: https://teded.tedcdn.com/sitemaps/sitemap.xml.gz

Similar sites

Search preview

ed.ted.com
Lessons Worth Sharing | TED-Ed
TED-Ed celebrates the ideas of teachers and students around the world. Discover hundreds of animated lessons, create customized lessons, and share your big ideas.

Most important keywords

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

KeywordResultRecheck
TED69%Check
lessons58%Check
TED-Ed58%Check
Create50%Check
Discover50%Check
students46%Check
video-based lessons46%Check
celebrate46%Check
lessons organized46%Check
video-based lessons organized42%Check
Show more keywords and terms

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