edx.org Domain Owner Whois and Analysis

DOMAIN OWNER WHOIS

ⓘ The owner has chosen to keep his whois contact information private.

SEO SCORE

edx.org

✅ 9 criteria passed
❌ 2 criteria to solve

PERFORMANCE OPPORTUNITIES

Make all versions of your website point to the same URL.

Fill the missing alt attributes on your images.

OVERVIEW

• Domain Owner

Private

• Category

Education > Distance Learning

• Online since

November 25, 2001 Explore Wayback Machine

• Age

21 years, 6 months, 13 days

• Alexa Rank

#1.254, edx.org is in the world's top 2.000 websites!

FREE FORM BUILDER

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TECHNICAL SEO & SECURITY

❌ SSL Certificate

This website is not SSL secured (HTTPS), the certificate issued by Gandi has expired on May 7, 2020.

✅ Title Tag

edX | Free Online Courses by Harvard, MIT, & more
Length: 53 (recommended: 10 to 70)

✅ Meta Description

Access 2000 free online courses from 140 leading institutions worldwide. Gain new skills and earn a certificate of completion. Join today.
Length: 138 (recommended: 50 to 160)

ⓘ Google preview

Desktop Version

edX | Free Online Courses by Harvard, MIT, & more

https://edx.org

Access 2000 free online courses from 140 leading institutions worldwide. Gain new skills and earn a certificate of completion. Join today.

Mobile Version

https://edx.org

edX | Free Online Courses by Harvard, MIT, & more

Access 2000 free online courses from 140 leading institutions worldwide. Gain new skills and earn a certificate of completion. Joi...

✅ Encoding

Great, language/character encoding is specified: utf-8

ⓘ Hreflang Tags

Alternate URL	Hreflang
https://www.edx.org/es	es
https://www.edx.org/	en

❌ URL Resolve

No 301 redirects are in place to redirect traffic to your preferred domain. Pages that load successfully both with and without www. are treated as duplicate content! Not all versions of your page point to the same URL.

URL	Resolved URL
http://edx.org	https://www.edx.org/
https://edx.org	https://www.edx.org/
http://www.edx.org	http://www.edx.org/
https://www.edx.org	https://www.edx.org/

✅ Robots.txt

https://www.edx.org/robots.txt

✅ URL Parameters

Great, the domain URLs look clean.

Attribute	Value
ⓘ viewport	width=device-width, initial-scale=1

SEMANTIC ANALYSIS

ⓘ The owner has associated the following topics to the website.

ⓘ The results of our semantic analysis are shown below using the website's language.

They are the main concepts covered by edx.org.

Each concept has a confidence score. The higher it is, the more important the topic is relative to the page.

Topics

EdX Confidence: 85%

edX is a massive open online course (MOOC) provider. It hosts online university-level courses in a wide range of disciplines to a worldwide student body, including some courses at no charge. It also conducts research into learning based on how people use its platform. EdX differs from other MOOC providers, such as Coursera and Udacity, in that it is a nonprofit organization and runs on the Open edX open-source software.

Massachusetts Institute of Technology Confidence: 75%

The Massachusetts Institute of Technology (MIT) is a private research university in Cambridge, Massachusetts, often cited as one of the world's most prestigious universities.

Educational technology Confidence: 71%

Educational technology is defined by the Association for Educational Communications and Technology as "the study and ethical practice of facilitating learning and improving performance by creating, using, and managing appropriate technological processes and resources".

Amplifier Confidence: 67%

Harvard University Confidence: 66%

WEBSITE SPEED

✅ edx.org website speed is normal. Page speed is important for visitors and search engines.

Get insights to improve your page loading time.

Page Loading Time

2.6s

This domain loads at the median speed of 2.6 seconds.

Speed Percentile

29%

edx.org is faster than approximately 29 percent of the web. Your website page speed needs to be as fast as you can make it, without compromising the customer experience.

A good goal to achieve is a loading time of 2 seconds on desktop and mobile devices.

PAGESPEED INSIGHTS

Page on which speed is tested live:

Chrome User Experience Report Results

Lighthouse Results

TRAFFIC

ⓘ This website is ranked #1.254 by Alexa.

This rank is traffic based. The lower the rank is, the better the domain is ranked.

Daily visitors by country

India (16.0%)
United States of America (16.4%)
Nigeria (4.0%)
France (8.1%)
Others (55.5%)

Traffic country ranks

Country	Rank
Morocco	#959
India	#746
Egypt	#846
Singapore	#820
Bangladesh	#931
Turkey	#3.375
Spain	#1.624
Pakistan	#798
United States of America	#1.577
Hong Kong	#2.447
Sudan	#576
Libya	#436
Iran (Islamic Republic of)	#2.420
Australia	#2.974
Saudi Arabia	#835
Poland	#3.083
Nigeria	#291
United Arab Emirates	#813
United Kingdom of Great Britain and Northern Ireland	#1.758
France	#510

LAYOUT

ⓘ Doctype HTML5

ⓘ Responsive website, mobile-friendly.

Mobile Rendering

This website seems to be optimized for Mobile Visitors.

Phone
How edx.org looks like on a mobile device such as an iPhone.

Tablet
How edx.org looks like on a tablet such as an iPad.

Main colors used

ⓘ These are the main HTML color codes used by this website.

37% #ffffff
22% #f0f0ff
12% #e0f0f0
9% #f0f0f0
6% #f0ffff
6% #e0e0f0
1% #b0d0e0
1% #fffff0
1% #fff0f0
1% #a0c0d0
0% #402010
0% #603020

Text/code ratio

ⓘ edx.org's text/code ratio is 2.84%. It's a bit low. Consider raising it by adding more text content of value for your visitors, or keeping your code clean.

Text / Code Ratio 2.84%

A good text to HTML ratio is anywhere from 25 to 70%.

This percentage refers to the visible text ratio, as opposed to HTML elements, image tags and other non-visible information.

Main HTML tags

✅ Headings

Great, we found headings on this page.

<H1> 0
<H2> 6
<H3> 0
<H4> 0
<H5> 0
<H6> 0

However, you have not defined a top level heading, or <H1>. It is used to define the most important heading.

We recommend using one top level heading to set up a semantic relationship between that heading and the remainder of the content on a page. It clearly describes to the readers and the search engines what it is about.

<H2>

2^nd level heading
Access 2500+ online courses from 140 top ınstitutions. start today!
What do you want to learn?
Popular subjects
Edx
Legal
Connect

❌ Alt attributes

We found 23 images on this website.
1 ALT attributes are missing on your image tags.

Image	Image URL	Occurrences
	/sites/all/themes/atedx/images/headers/homepage-en/767px.jpg	1

Alternative text allows you to add a description to an image.

Google rely on alternative text attributes to determine relevance to a search query. Alternative text also makes an image more likely to appear in a Google image search.

It looks like you're missing alternative text for 1 images on edx.org. Check your website to make sure it's specified for each image on the page.

LINKS

ⓘ There is a total of 64 links on the homepage of this website.

ⓘ Internal links : 46

Anchor	Type	URL
Privacy Policy	text	https://edx.org/edx-privacy-policy
	image	/
Courses	text	/course
Programs & Degrees	text	/course?program=all
Programs	text	/course?program=all
Online Master's Degrees	text	/masters
Schools & Partners	text	/schools-partners
	image	/school/mitx
	image	/school/harvardx
	image	/school/uc-berkeleyx
	image	/school/utsystemx
	image	/school/bux
	image	/school/hkpolyux
	image	/school/curtinx
	image	/school/rwthx
	image	/school/uqx
	image	/school/usmx
	image	/school/sorbonnex
	image	/school/georgetownx
	image	/school/delftx
	image	/school/adelaidex
	image	/school/anux
	image	/school/ubcx
See All Schools & Partners	text	/schools-partners
	image	/school/mitx
	image	/school/harvardx
Computer Science	text	/course/subject/computer-science
Language	text	/course/subject/language
Data Science	text	/course/subject/data-science
Business & Management	text	/course/subject/business-management
Engineering	text	/learn/engineering
Humanities	text	/course/subject/humanities
Browse online courses	text	/course
	image	https://www.edx.org
About	text	https://www.edx.org/about-us
Affiliates	text	https://www.edx.org/affiliate-program
Careers	text	https://www.edx.org/careers
News	text	https://www.edx.org/news-announcements
Terms of Service & Honor Code	text	https://www.edx.org/edx-terms-service
Privacy Policy	text	https://www.edx.org/edx-privacy-policy
Accessibility Policy	text	https://www.edx.org/accessibility
Trademark Policy	text	https://www.edx.org/trademarks
Sitemap	text	https://www.edx.org/sitemap
Blog	text	https://www.edx.org/blog
Media Kit	text	https://www.edx.org/media-kit
Donate	text	https://www.edx.org/donate

ⓘ External links : 18

Anchor	Type	URL
Sign In	text	https://courses.edx.org/login
Register	text	https://courses.edx.org/register
edX for Business	text	https://business.edx.org/?utm_campaign=edx.org%20referral&utm_source=edx.org&utm_medium=top-...
Account	text	https://courses.edx.org/account/settings
Sign Out	text	https://courses.edx.org/logout
Join for Free	text	https://courses.edx.org/register
edX for Business	text	https://business.edx.org/?utm_source=edx.org&utm_medium=footer&utm_campaign=edx.org+referral
Open edX	text	http://open.edx.org
Contact Us	text	https://courses.edx.org/support/contact_us
Help Center	text	https://support.edx.org/hc/en-us
Like edX on Facebook	text	http://www.facebook.com/edxonline
Follow edX on Twitter	text	https://twitter.com/edxonline
Follow edX on LinkedIn	text	http://www.linkedin.com/company/edx
Follow edX on Google+	text	https://plus.google.com/+edxonline
Subscribe to the edX subreddit	text	http://www.reddit.com/r/edx
	image	https://itunes.apple.com/us/app/edx/id945480667?mt=8
	image	https://play.google.com/store/apps/details?id=org.edx.mobile
粤ICP备17044299号-2	text	http://www.beian.miit.gov.cn

DOMAIN REGISTRAR

ⓘ Domain Registrar	GANDI SAS
ⓘ Registration Date	11/25/2001 21 years, 6 months, 13 days ago
ⓘ Last Modified	10/25/2019 3 years, 7 months, 15 days ago

Nameservers

Host	IP Address	Country
ns-1472.awsdns-56.org	205.251.197.192	United States
ns-73.awsdns-09.com	205.251.192.73	United States
ns-1753.awsdns-27.co.uk	205.251.198.217	United States
ns-828.awsdns-39.net	205.251.195.60	United States