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 Generated on May 09 2016 02:31 AM

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SEO Content

Title edX | Free online courses from the world's best universities

Length : 60

Perfect, your title contains between 10 and 70 characters.
Description EdX offers free online courses and classes. Find the latest MOOC from the world’s best universities including MIT, Harvard, Berkeley, UT and others. Topics include business, computer science, finance, history, literature, math, science, statistics and more.

Length : 257

Ideally, your meta description should contain between 70 and 160 characters (spaces included).
Og Meta Properties Good, your page takes advantage of Og Properties. You can click the expand button below-right to see what it contains.

Property Content
type website
site_name edX
url https://www.edx.org/
title edX
description EdX offers free online courses and classes from the world's best universities and institutions. Explore the latest courses from MIT, Harvard, UC Berkeley, The Smithsonian, Catalyst, The University of Texas and more. Take free courses on your schedule in business, computer science, literature, history, science, engineering, finance, data analysis, statistics and more. Build new skills or pursue a lifelong passion with edX. Learn something new today.
image https://www.edx.org/sites/default/files/edx_courses1200x630_v2-1.png
image:secure_url https://www.edx.org/sites/default/files/edx_courses1200x630_v2-1.png
image:type .png
image:width 1200
image:height 630
H1 H2 H3 H4 H5 H6
1 11 37 0 0 0
  • [H1] Home
  • [H2] Main menu
  • [H2] Breakpoint 979px - 768px | Image Size 979 x 290: 
  • [H2] Breakpoint 1439px - 1180px | Image Size 369 x 366: 
  • [H2] Breakpoint 1179px - 320px | Image Size 101 x 34: 
  • [H2] Breakpoint 1180px - above | Image Size 121 x 42: 
  • [H2] Breakpoint 539px - 320px | Image Size 539 x 312: 
  • [H2] Breakpoint 767px - 540px | Image Size 767 x 312: 
  • [H2] Breakpoint 979px - 768px | Image Size 979 x 490: 
  • [H2] Breakpoint 1179px - 980px | Image Size 667 x 304: 
  • [H2] Breakpoint 1439px - 1180px | Image Size 802 x 366: 
  • [H2] Breakpoint 1440px - above | Image Size 975 x 432: 
  • [H3] Trust Bar Items
  • [H3] Item
  • [H3] Override
  • [H3] School/Partner
  • [H3] Item
  • [H3] Override
  • [H3] School/Partner
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  • [H3] Override
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Images We found 11 images on this web page.

10 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
Text/HTML Ratio Ratio : 7%

This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content. Search engines these days are smart enough to figure out if a page is on-topic and interesting enough to get higher rankings in their search results.

Try to write a good article around 1500 words and check for grammar and spelling errors. As they say in the SEO world: "Content is King."
Flash Perfect, no Flash content has been detected on this page.
Iframe Great, there are no IFrames detected on this page.

URL Rewrite Good!
Underscores in the URLs Perfect! No underscores detected in your URLs.
In-page links We found a total of 7 links including 0 link(s) to files

Anchor Type Juice
Skip to main content Internal Passing Juice
Courses Internal Passing Juice
How It Works Internal Passing Juice
Schools & Partners Internal Passing Juice
Register Internal Passing Juice
About Internal Passing Juice
HarvardX: PH207x: Health in Numbers: Quantitative Methods in Clinical & Public Health Research Internal Passing Juice

SEO Keywords

Keywords Cloud 1180px size 312  health override breakpoint schoolpartner above image item
Keywords Consistency
Keyword Content Title Description Headings
schoolpartner 24
override 12
item 12
image 10
breakpoint 10


Url Domain : edx.org
Length : 7
Favicon Great, your website has a favicon.
Printability We could not find a Print-Friendly CSS.
Language Good. Your declared language is en.


Doctype HTML 5
Encoding Perfect. Your declared charset is UTF-8.
W3C Validity Errors : 0
Warnings : 0
Email Privacy Warning! At least one email address has been found in plain text. Your email address will be used for spam. Please consider one of these options:

1. Integrate a contact form on your site.
2. Make it difficult for spam bots by using an obfuscator: Email Address Obfuscator
Deprecated HTML Great! We haven't found any deprecated HTML tags.
Speed Tips
Excellent, your website doesn't use nested tables.
Perfect. No inline css has been found in HTML tags!
Great, your website has a few CSS files.
Your website has too many JS files (more than 6).
Your website does not take advantage of gzip.


Mobile Optimization
Apple Icon
Meta Viewport Tag
Flash content


XML Sitemap Great, your website has an XML sitemap.

Robots.txt http://edx.org/robots.txt

Great, your website has a robots.txt file.
Analytics Missing

We didn't detect an analytics tool installed on this website.

Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but it can also be good to install a second one in order to cross-check the data. This can be Google Analytics or Clicky.com

PageSpeed Insights


Clicky Web Analytics