coursera.com Domain Owner Whois and Analysis

DOMAIN OWNER WHOIS

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

SEO SCORE

coursera.com
Make your link ↑ do-follow

✅ 5 criteria passed
❌ 6 criteria to solve

PERFORMANCE OPPORTUNITIES

Make your website secure with an SSL certificate.

Make your title tag clear, concise and include your most important keywords.

Make your meta description eloquent and appealing, neither too short nor too long.

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OVERVIEW

• Domain Owner

Private

• Category

Education > Distance Learning

• Online since

January 12, 2012 Explore Wayback Machine

• Age

12 years, 3 months, 13 days

• Alexa Rank

#7.209.235

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TECHNICAL SEO & SECURITY

ⓘ Redirection

coursera.com redirects to https://coursera.org

❌ SSL Certificate

This website is not SSL secured (HTTPS). Consider adding a free SSL Certificate.

❌ Title Tag

Coursera | Online Courses & Credentials From Top Educators. Join for Free | Coursera
Length: 88 (recommended: 10 to 70)

❌ Meta Description

Learn online and earn valuable credentials from top universities like Yale, Michigan, Stanford, and leading companies like Google and IBM. Join Coursera for free and transform your career with degrees, certificates, Specializations, & MOOCs in data science, computer science, business, and dozens of other topics.
Length: 317 (recommended: 50 to 160)

ⓘ Google preview

Desktop Version

Coursera | Online Courses & Credentials From Top Educators. Join f...

http://coursera.com

Learn online and earn valuable credentials from top universities like Yale, Michigan, Stanford, and leading companies like Google and IBM. Join Coursera for free and...

Mobile Version

http://coursera.com

Coursera | Online Courses & Credentials From Top Educators. Join f...

Learn online and earn valuable credentials from top universities like Yale, Michigan, Stanford, and leading companies like Google...

✅ Encoding

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

ⓘ Hreflang Tags

Alternate URL	Hreflang
https://www.coursera.org/	en
https://de.coursera.org/	de
https://es.coursera.org/	es
https://fr.coursera.org/	fr
https://ja.coursera.org/	ja
https://ko.coursera.org/	ko
https://pt.coursera.org/	pt
https://ru.coursera.org/	ru
https://zh.coursera.org/	zh
https://zh-tw.coursera.org/	zh-tw
https://www.coursera.org/	x-default

❌ 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://coursera.com	https://www.coursera.org/
https://coursera.com	HTTP header error
http://www.coursera.com	https://www.coursera.org/
https://www.coursera.com	https://www.coursera.org/

❌ Robots.txt

No robots.txt file was found on this page.

✅ URL Parameters

Great, the domain URLs look clean.

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

SEMANTIC ANALYSIS

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

They are the main concepts covered by coursera.com.

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

Topics

Coursera Confidence: 89%

Coursera is a venture-backed, education-focused technology company founded by Stanford professors Andrew Ng and Daphne Koller that offers online courses and is based in Mountain View, CA. Coursera works with universities and other organizations to offer online courses, specializations, and degrees in a variety of subjects, such as engineering, humanities, medicine, biology, social sciences, mathematics, business, computer science, digital marketing, data science, and others. As of February 2017, Coursera had more than 24 million registered users and more than 2,000 courses.

IBM Confidence: 83%

International Business Machines Corporation (commonly referred to as IBM) is an American multinational technology company headquartered in Armonk, New York, United States, with operations in over 170 countries. The company originated in 1911 as the Computing-Tabulating-Recording Company (CTR) and was renamed "International Business Machines" in 1924.

Yale, Michigan Confidence: 82%

Yale is a city in St. Clair County in the U.S. state of Michigan. The population was 1,955 at the 2010 census. Yale is considered unofficially as the Bologna Capital of the world, in part due to its Yale Bologna Festival, which began in 1989. Yale bologna is sold in grocery stores throughout the area. Yale is also home to the Yale Airport.

Computer science Confidence: 80%

Computer science deals with the theoretical foundations of information and computation, together with practical techniques for the implementation and application of these foundations.

Data science Confidence: 75%

Data science, also known as data-driven science, is an interdisciplinary field about scientific methods, processes and systems to extract knowledge or insights from data in various forms, either structured or unstructured, similar to Knowledge Discovery in Databases (KDD).

WEBSITE SPEED

✅ coursera.com website speed is fast. Page speed is important for visitors and search engines.

Get insights to improve your page loading time.

PAGESPEED INSIGHTS

Page on which speed is tested live:

Chrome User Experience Report Results

Lighthouse Results

TRAFFIC

ⓘ This website is ranked #7.209.235 by Alexa.

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

LAYOUT

ⓘ Doctype HTML5

ⓘ Responsive website, mobile-friendly.

Mobile Rendering

This website seems to be optimized for Mobile Visitors.

Phone
How coursera.com looks like on a mobile device such as an iPhone.

Tablet
How coursera.com looks like on a tablet such as an iPad.

Main colors used

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

38% #f0f0f0
29% #ffffff
4% #404050
3% #302020
3% #303040
2% #505070
2% #5090c0
1% #705060
1% #fffff0
1% #604040
1% #f0ffff
1% #c0e0f0

Text/code ratio

ⓘ coursera.com's text/code ratio is 1.06%. 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 1.06%

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> 2
<H2> 7
<H3> 10
<H4> 9
<H5> 4
<H6> 0

<H1>

Top level heading
Your course to success
Online learning programs

<H2>

2^nd level heading
Build skills with courses, certificates, and degrees online from world-class universities and companies
Coursera for business
Top online courses
Top online specializations
Online professional certificates
Online mastertrack™ certificates
Online degree programs

<H3>

3^rd level heading
We collaborate with 190+ leading universities and companies
World-class learning for anyone, anywhere
Learn from leading universities and companies
Find flexible, affordable options
Master skills with in-depth learning
Earn industry-recognized credentials
From the coursera community
Julio r. (2)
Confirm navigation

<H4>

4^th level heading
Top quality
Accessible
Applied learning
Shareable certificates
45+ million people are already learning on coursera
Web developer (2)
Chile (2)

<H5>

5^th level heading
Coursera
Community
More
Mobile app

❌ Alt attributes

We found 38 images on this website.
3 ALT attributes are missing on your image tags.

Image	Image URL	Occurrences
	https://d3njjcbhbojbot.cloudfront.net/api/utilities/v1/imageproxy/https://s3.amazonaws.com/coursera_...	1
	https://www.facebook.com/tr?id=946401778754875&ev=PageView&noscript=1	1
	https://bat.bing.com/action/0?ti=4076177&Ver=2&mid=972b69de-9156-b3ee-9821-11c79308bfe3&pi=0&lg=en-U...	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 3 images on coursera.com. Check your website to make sure it's specified for each image on the page.

LINKS

ⓘ There is a total of 105 links on the homepage of this website.

ⓘ Internal links : 89

For a better readability, only the first 50 internal links are shown below.

Anchor	Type	URL
Explore	text	/browse
For Enterprise	text	/business
Join for Free	text	/?authmode=signup
Log In	text	/?authmode=login
-	image	/
Browse	text	/browse
Search	text	/search
For Enterprise	text	/business/?utm_campaign=website&utm_content=corp-to-home-for-enterprise&utm_medium=coursera&...
We collaborate with 190+ leading universities and companies	text	/about/partners
	image	/illinois
	image	/duke
	image	/google
	image	/umich
	image	/ibm
	image	/imperial
	image	/stanford
	image	/penn
Learn More	text	/business?utm_campaign=website&utm_content=banner-from-b2c-home-2019&utm_medium=coursera&amp...
Careers	text	/about/careers
Catalog	text	/browse
Certificates	text	/professional-certificate
MasterTrack™ Certificates	text	/mastertrack
Degrees	text	/degrees
For Enterprise	text	/business?utm_campaign=website&utm_content=corp-to-home-footer-for-enterprise&utm_medium=cou...
For Government	text	/government?utm_campaign=website&utm_content=corp-to-home-footer-for-government&utm_medium=c...
For Campus	text	/campus?utm_campaign=website&utm_content=corp-to-home-footer-for-campus&utm_medium=coursera&...
Partners	text	https://www.coursera.org/about/partners
Terms	text	/about/terms
Privacy	text	/about/privacy
Press	text	/about/press
Contact	text	/about/contact
Directory	text	/directory
AI for Everyone	text	/learn/ai-for-everyone
Introduction to TensorFlow	text	/learn/introduction-tensorflow
Neural Networks and Deep Learning	text	/learn/neural-networks-deep-learning
Algorithms, Part 1	text	/learn/algorithms-part1
Algorithms, Part 2	text	/learn/algorithms-part2
Machine Learning	text	/learn/machine-learning
Machine Learning with Python	text	/learn/machine-learning-with-python
Machine Learning Using Sas Viya	text	/learn/machine-learning-sas
R Programming	text	/learn/r-programming
Intro to Programming with Matlab	text	/learn/matlab
Data Analysis with Python	text	/learn/data-analysis-with-python
AWS Fundamentals: Going Cloud Native	text	/learn/aws-fundamentals-going-cloud-native
Google Cloud Platform Fundamentals	text	/learn/gcp-fundamentals
Site Reliability Engineering	text	/learn/site-reliability-engineering-slos
Speak English Professionally	text	/learn/speak-english-professionally
The Science of Well Being	text	/learn/the-science-of-well-being
Learning How to Learn	text	/learn/learning-how-to-learn
Financial Markets	text	/learn/financial-markets-global

ⓘ External links : 16

Anchor	Type	URL
About	text	https://about.coursera.org/
Leadership	text	https://about.coursera.org/leadership
Learners	text	https://www.coursera.community
Developers	text	https://building.coursera.org/developer-program/
Blog	text	https://blog.coursera.org
Tech Blog	text	https://medium.com/coursera-engineering
Help	text	https://learner.coursera.help/hc
Accessibility	text	https://learner.coursera.help/hc/articles/208280056-accommodations-for-learners-with-disabilities
Affiliates	text	https://about.coursera.org/affiliates
	image	https://itunes.apple.com/app/apple-store/id736535961?pt=2334150&ct=coursera%20web%20promo%20bann...
	image	http://play.google.com/store/apps/details?id=org.coursera.android
	image	https://www.facebook.com/coursera
	image	https://www.linkedin.com/company/coursera
	image	https://twitter.com/coursera
	image	https://www.youtube.com/user/coursera
	image	https://www.instagram.com/coursera/

DOMAIN REGISTRAR

ⓘ Domain Registrar	GODADDY.COM, LLC
ⓘ Registration Date	01/12/2012 12 years, 3 months, 13 days ago
ⓘ Last Modified	01/12/2019 5 years, 3 months, 13 days ago
ⓘ Expiration Date	01/12/2020 Expired