Extension.harvard.edu - SEO Checker

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Overview of the SEO Check
Meta information
95% 
Page quality
91% 
Page structure
99% 
Link structure
40% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.18 s
File size
195.70 kB
Words
894
Media files
16
Number of links
123 internal / 23 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Harvard Extension School | Online Courses, Degrees, Certificates
The page title should be shorter than 580 pixels. It is 588 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Take your career to the next level with a course or credential from Harvard. Online courses, master's and bachelor's degrees, and certificates. Start today.
The length of the meta description is perfect. (943 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://extension.harvard.edu/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: United States of America
The following language is defined by HTML: en-us
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)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
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
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
descriptionTake your career to the next level with a course or credential from Harvard. Online courses, master's and bachelor's degrees, and certificates. Start today.
generatorSite Kit by Google 1.110.0
google-site-verificationmLSIKYi3p6gkAU4hz3Z_ZOZandEbReJdbTQqhhzQVp8
msapplication-TileImagehttps://extension.harvard.edu/wp-content/uploads/sites/8/2021/03/cropped-harvard-extension-site-icon-270x270.png
msapplication-TileColor#da532c
theme-color#ffffff
article:publisherhttps://www.facebook.com/HarvardExtension
langen-us
twitter:cardsummary_large_image
twitter:site@HarvardEXT
og:localeen_US
og:typewebsite
og:titleHarvard Extension School | Online Courses, Degrees, Certificates
og:descriptionTake your career to the next level with a course or credential from Harvard. Online courses, master's and bachelor's degrees, and certificates. Start today.
og:urlhttps://extension.harvard.edu/
og:site_nameHarvard Extension School
og:imagehttps://extension.harvard.edu/wp-content/uploads/sites/8/2020/08/image-10.png
og:image:width1200
og:image:height600
og:image:typeimage/png
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 894 words. That's ok.
25.3% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
12 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 12.78 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 18 tags for this page.
Image SEO
(Somewhat important)
3 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
...content/uploads/sites/8/2020/10/Seal.svgNo alt attribute provided
...content/uploads/sites/8/2020/10/Text.svgtest
...content/uploads/sites/8/2020/10/Seal.svgNo alt attribute provided
...content/uploads/sites/8/2020/10/Text.svgNo alt attribute provided
...25/01/DCE-50-Year-Logo-White-outline.svgHarvard Division of Continuing Education Logo
Video URLWidthHeight
...m/embed/Z3IPUgYB89s?feature=oembed&rel=0640360

Page structure

H1 heading
(Critically important)
Challenge Yourself.
The H1 heading is too short (19 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Challenge Yourself.
H2 A Harvard Education Designed for You
H2 What Makes HES Unique?
H2 Harvard for Part-Time, Adult Learners
H2 Explore Our Programs
H2 Latest Blogs, News, & Announcements
H2 Fall Course Registration Is Open
H2 Harvard Division of Continuing Education
H3 Graduate Certificates
H3 Graduate Degrees
H3 Undergraduate Certificates
H3 Undergraduate Degree
H3 Postbac Premedical Program
H3 Browse Courses
H3 What’s New at Harvard Extension School for 2025–26
H3 HES Celebrates Finalists for President’s Innovation Challenge at Harvard
H3 How I’m Leveraging My Master’s Degree in Psychology in My Career
H3 How Harvard Extension School Equips Students with In-Demand Skills
H3 Harvard Extension School
H3 Harvard Summer School
H3 Harvard Professional & Executive Development
H3 Harvard Institute for Learning in Retirement
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.
2 links don't have an anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 23 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://extension.harvard.edu/Anchor Skip to content
https://www.hio.harvard.edu/External Subdomain More Information
https://extension.harvard.edu/Subdomain Harvard Extension School Harvard Division of Continuing Education
IMG-ALT test
/academics/Subdomain Programs
/academics/programs/take-a-cou...Take a Course
/academics/academics-graduate-...Subdomain Graduate Degrees
/academics/graduate-certificates/Subdomain Graduate Certificates
/academics/microcertificates/Subdomain Microcertificates
/academics/undergraduate-degrees/Subdomain Undergraduate Degrees
/academics/undergraduate-certi...Subdomain Undergraduate Certificates
/academics/programs/premedical...Subdomain Premedical Program
/student-experience/Subdomain The Student Experience
/student-experience/course-for...Subdomain Course Formats
/student-experience/academic-a...Subdomain Academic Advising
/student-experience/academic-s...Subdomain Academic Support
/student-experience/career-ser...Subdomain Career Services
/student-experience/degree-can...Subdomain Degree Candidate Academic Opportunities
/student-experience/libraries/Subdomain Libraries
/student-experience/visiting-c...Subdomain Visiting Campus
/registration-admissions/Subdomain Registration & Admissions
/registration-admissions/get-s...Subdomain Getting Started
/registration-admissions/cours...Subdomain Course Registration
/registration-admissions/degre...Subdomain Degree Program Admissions
/registration-admissions/pursu...Subdomain Pursuing a Certificate
/academics/programs/premedical...Apply to Premedical Program
/registration-admissions/inter...Subdomain International Students
/registration-admissions/acade...Academic Calendar
/paying-for-school/Subdomain Paying for School
/paying-for-school/payment-opt...Subdomain Payment Options
/paying-for-school/payment-pol...Subdomain Payment Policies
/paying-for-school/financial-aid/Subdomain Financial Aid
/paying-for-school/harvard-emp...Subdomain Harvard Employees
/paying-for-school/financial-w...Subdomain Financial Wellness
/enrolled-students/Subdomain For Enrolled Students
/enrolled-students/student-con...Subdomain Student Conduct
/enrolled-students/expectations/Subdomain Expectations
/enrolled-students/academic-in...Subdomain Academic Integrity
/enrolled-students/conduct-in-...Subdomain Community Life
/enrolled-students/request-a-t...Subdomain Request a Transcript
/about/Subdomain About Us
/about/why-harvard-extension-s...Subdomain Why Harvard Extension School
/student-stories/Subdomain Student & Alumni Stories
/about/our-faculty/Subdomain Our Faculty
/about/faq/Subdomain Frequently Asked Questions
/blog/Subdomain Harvard Extension School Blog
/academic-leadership/Subdomain Academic Leadership
/contact/Subdomain Contact Us
/login/Subdomain MyDCE Login
/request-information/Get Info
/search/Subdomain No Text
https://extension.harvard.edu/Subdomain Text duplicate Harvard Extension School Harvard Division of Continuing Education
/search/Subdomain No Text
/academics/Subdomain Text duplicate Programs
/academics/programs/take-a-cou...Text duplicate Take a Course
/academics/academics-graduate-...Subdomain Text duplicate Graduate Degrees
/academics/graduate-certificates/Subdomain Text duplicate Graduate Certificates
/academics/microcertificates/Subdomain Text duplicate Microcertificates
/academics/undergraduate-degrees/Subdomain Text duplicate Undergraduate Degrees
/academics/undergraduate-certi...Subdomain Text duplicate Undergraduate Certificates
/academics/programs/premedical...Subdomain Text duplicate Premedical Program
/student-experience/Subdomain Text duplicate The Student Experience
/student-experience/course-for...Subdomain Text duplicate Course Formats
/student-experience/academic-a...Subdomain Text duplicate Academic Advising
/student-experience/academic-s...Subdomain Text duplicate Academic Support
/student-experience/career-ser...Subdomain Text duplicate Career Services
/student-experience/degree-can...Subdomain Text duplicate Degree Candidate Academic Opportunities
/student-experience/libraries/Subdomain Text duplicate Libraries
/student-experience/visiting-c...Subdomain Text duplicate Visiting Campus
/registration-admissions/Subdomain Text duplicate Registration & Admissions
/registration-admissions/get-s...Subdomain Text duplicate Getting Started
/registration-admissions/cours...Subdomain Text duplicate Course Registration
/registration-admissions/degre...Subdomain Text duplicate Degree Program Admissions
/registration-admissions/pursu...Subdomain Text duplicate Pursuing a Certificate
/academics/programs/premedical...Text duplicate Apply to Premedical Program
/registration-admissions/inter...Subdomain Text duplicate International Students
/registration-admissions/acade...Text duplicate Academic Calendar
/paying-for-school/Subdomain Text duplicate Paying for School
/paying-for-school/payment-opt...Subdomain Text duplicate Payment Options
/paying-for-school/payment-pol...Subdomain Text duplicate Payment Policies
/paying-for-school/financial-aid/Subdomain Text duplicate Financial Aid
/paying-for-school/harvard-emp...Subdomain Text duplicate Harvard Employees
/paying-for-school/financial-w...Subdomain Text duplicate Financial Wellness
/enrolled-students/Subdomain Text duplicate For Enrolled Students
/enrolled-students/student-con...Subdomain Text duplicate Student Conduct
/enrolled-students/expectations/Subdomain Text duplicate Expectations
/enrolled-students/academic-in...Subdomain Text duplicate Academic Integrity
/enrolled-students/conduct-in-...Subdomain Text duplicate Community Life
/enrolled-students/request-a-t...Subdomain Text duplicate Request a Transcript
/about/Subdomain Text duplicate About Us
/about/why-harvard-extension-s...Subdomain Text duplicate Why Harvard Extension School
/student-stories/Subdomain Text duplicate Student & Alumni Stories
/about/our-faculty/Subdomain Text duplicate Our Faculty
/about/faq/Subdomain Text duplicate Frequently Asked Questions
/blog/Subdomain Text duplicate Harvard Extension School Blog
/academic-leadership/Subdomain Text duplicate Academic Leadership
/contact/Subdomain Text duplicate Contact Us
/login/Subdomain Text duplicate MyDCE Login
https://courses.dce.harvard.edu/External Subdomain Browse Courses
/registration-admissions/cours...Subdomain How to Register
https://twitter.com/HarvardEXTNew window External Twitter
https://www.facebook.com/Harva...New window External Subdomain Facebook
https://www.youtube.com/user/H...New window External Subdomain YouTube
https://www.instagram.com/harv...New window External Subdomain Instagram
https://www.linkedin.com/schoo...New window External Subdomain LinkedIn
/academics/programs/take-a-cou...Courses
/academics/academics-graduate-...Subdomain Text duplicate Graduate Degrees
/academics/graduate-certificates/Subdomain Text duplicate Graduate Certificates
/academics/microcertificates/Subdomain Text duplicate Microcertificates
/academics/undergraduate-degre...Subdomain Undergraduate Degrees & Certificates
/academics/programs/premedical...Text duplicate Premedical Program
/about/why-harvard-extension-s...Why Study at Harvard Extension School?
/academics/our-faculty/New window Subdomain About Our Faculty
https://www.youtube.com/watch?...External Subdomain Hear from Our Students
/about/Subdomain About Harvard Extension School
/academics/?live_global[refine...Graduate Certificates Develop new skills and build expertise to advance your career.
/academics/?live_global[refine...Graduate Degrees Gain critical insights and practical skills for success in your career or scholarly pursuits.
/academics/?live_global[refine...Undergraduate Certificates Explore a topic for enrichment or achieve a professional goal.
/academics/?live_global[refine...Undergraduate Degree Complete your degree part-time without disrupting your career.
/academics/programs/premedical...Postbac Premedical Program Prepare for medical, dental, vet, or PA school.
https://courses.dce.harvard.edu/External Subdomain Browse Courses Learn something new in a fall or spring class.
/blog/whats-new-at-harvard-ext...Subdomain What’s New at Harvard Extension School for 2025–26 Blog
IMG-ALT Johnston Gate leading to Harvard Yard
/news/hes-celebrates-semifinal...Subdomain HES Celebrates Finalists for President’s Innovation Challenge at Harvard Harvard Extension Experience
IMG-ALT Entrance to the Harvard Innovation Labs
/blog/how-im-leveraging-my-mas...Subdomain How I’m Leveraging My Master’s Degree in Psychology in My Career Blog
IMG-ALT Pamela Wagner.
/blog/how-harvard-extension-sc...Subdomain How Harvard Extension School Equips Students with In-Demand Skills Blog
IMG-ALT Resume.
/request-information/Subdomain Text duplicate Get Info
https://courses.dce.harvard.edu/External Subdomain Text duplicate Browse Courses
/registration-admissions/cours...Subdomain Text duplicate How to Register
/login/Text duplicate MyDCE Login
/website-archives/Archives
/contact/Text duplicate Contact Us
https://twitter.com/HarvardEXTExternal Text duplicate Twitter
https://www.facebook.com/Harva...External Subdomain Text duplicate Facebook
https://www.instagram.com/harv...External Subdomain Text duplicate Instagram
https://www.youtube.com/user/H...External Subdomain Text duplicate YouTube
https://www.linkedin.com/schoo...External Subdomain Text duplicate LinkedIn
https://dce.harvard.edu/External Subdomain Harvard Division of Continuing Education
https://extension.harvard.edu/Subdomain Harvard Extension School
https://summer.harvard.edu/External Subdomain Harvard Summer School
https://professional.dce.harva...External Subdomain Harvard Professional & Executive Development
https://hilr.dce.harvard.edu/External Subdomain Harvard Institute for Learning in Retirement
https://dce.harvard.edu/External Subdomain Text duplicate Harvard Division of Continuing Education
IMG-ALT Harvard Division of Continuing Education Logo
https://dce.harvard.edu/privac...External Subdomain Privacy Statement
/registration-admissions/for-s...Subdomain Accessibility
/registration-admissions/for-s...Subdomain Rights & Regulations
https://accessibility.huit.har...External Subdomain Digital Accessibility Policy
https://www.harvard.edu/External Subdomain Harvard.edu

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://extension.harvard.edu/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.18 seconds.
The file size of the HTML document is fine (196 kB).

HTTP Response Header

NameValue
cache-controlpublic, max-age=600
content-encodinggzip
content-typetext/html; charset=UTF-8
servernginx
strict-transport-securitymax-age=300
x-pantheon-styx-hostnamestyx-fe1-b-54b8dd7594-bx7pd
x-styx-req-idfcd186cf-6a27-11f0-9072-8e7d51930d39
age286
accept-rangesbytes
via1.1 varnish, 1.1 varnish, 1.1 varnish, 1.1 varnish
dateSat, 26 Jul 2025 13:58:49 GMT
x-served-bycache-chi-kigq8000046-CHI, cache-fra-eddf8230159-FRA, cache-fra-eddf8230056-FRA, cache-fra-eddf8230056-FRA
x-cacheMISS, HIT, MISS, MISS
x-cache-hits0, 4, 0, 0
x-timerS1753538329.250264,VS0,VE10
varyAccept-Encoding, Cookie, Cookie
content-length55676
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 1,206 referring domains.
This page has 1,912 backlinks.
This page has backlinks from 372 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php
Disallow: /wp-content/uploads/sites/8/wpforms/
Disallow: *?live_global*
Disallow: *?date=*
Sitemap: https://extension.harvard.edu/sitemap_index.xml

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Search preview

extension.harvard.edu
Harvard Extension School | Online Courses, Degrees, Certificates
Take your career to the next level with a course or credential from Harvard. Online courses, master's and bachelor's degrees, and certificates. Start today.

Most important keywords

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

KeywordResultRecheck
Harvard75%Check
Harvard Extension71%Check
Extension70%Check
Harvard Extension School67%Check
Certificates65%Check
Course65%Check
Degree65%Check
Courses61%Check
Degrees61%Check
Harvard Education59%Check
Show more keywords and terms

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