teachcomputerscience.com

Tasks

Select one version of your site as main and make a redirect from other versions to that one.
Avoid using deprecated HTML tags.

SEO

URL

Domain : www.teachcomputerscience.com/

Character length : 29

Title

Home

Keywords (meta keywords)

Good! The website does not use “meta keywords”.

Open Graph Protocol

Error! The website does not use the OG (Open Graph) protocol.

Dublin Core

Dublin Core is not used

Underscores in the URLs

Good! No underscore (_) found in the URLs.

Search engine friendly URLs

Error! Not all URLs are SEO friendly on this website!

http://www.teachcomputerscience.com/index.php?format=feed&type=rss ("My Blog")

Checking the robots.txt file

There is robots.txt file.
https://teachcomputerscience.com/robots.txt

User-agent	Disallowed for the search engines
*	/administrator/ /bin/ /cache/ /cli/ /components/ /includes/ /installation/ /language/ /layouts/ /libraries/ /logs/ /modules/ /plugins/ /tmp/

Social

Social Engagement

No info found.

Content

Doctype

HTML 5

Encoding

Perfect! The character encoding is set: UTF-8.

Language

We have found the language localisation: ”en”.

Title

Home

Character length : 4

Improve! The website address (title) should be between 10 and 70 characters in length.

Text / HTML ratio

Ratio : 22%

Acceptable! The text / code ratio is between 15 and 25 percent.

Headings

H1	H2	H3	H4	H5	H6
0	1	2	0	0	0

Heading structure in the source code

<H2> Welcome to Teach Computer Science
<H3> Most Read Posts
<H3> More lessons on Python

Word cloud

python13
computer10
science7
website6
using6
teach6
data5
programming4
teaching3
ict3
computing3
own3
online3
resources3
education3
coding3
code3
develop2
how2
networks2
javascript2
learning2
basic2
working2
setting2
html2
write2
file2
top2
plan2
email2
topics2
useful2
become2
net2
list2
always2
visual2
years2
tutorials2
welcome2
development2
home2
web2
search2

Keyword matrix

word	title	descriptions	heading
python
computer
science
website
using
teach

Two Word cloud

computer science5
own online2
this website2
computer networks2
you can2
topics such2

404 Page

The website has a 404 error page.

Flash content

Good! The website does not have any flash contents.

Frame

Good! The website does not use iFrame solutions.

Images

We found 3 images on this web page.

Alternate attributes for the following 1 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.

http://www.teachcomputerscience.com/images/CS-Images/binary5c.jpg

Readability

Flesch–Kincaid Grade Level

5.80

Flesch Reading Ease

67.40

Coleman Liau Index

12.00

Automated Readability Index (ARI)

4.90

Dale–Chall Readability

6.10

SMOG Index

9.30

Spache Readibility

5.00

Number of letters

2308

Number of words

487

Number of sentences

Average words per sentences

Number of syllables

756

Syllables in words

770

Average syllables in words

1.55

Number of words in first three syllables

Percentage of word / syllables

13.76

Words not in Dale-Chall easy-word list

177

Words not in Spache easy-word list

145

Technologies

Deprecated HTML elements

Good! No deprecated HTML tags are detected.

Redirection (www / not www)

Error! The web address is accessible with and without www!

Deprecated HTML elements

Good! No deprecated HTML tags are detected.

Printability

Suggestion! Unfortunately, no printer-friendly CSS found.

Meta Tag (viewport tag, mobile devices)

Error! The meta tag named viewport is missing.

Speed test

Server response time

The server response time is fast enough.

Table layout

Good! No nested tables found.

Render blocking resources

Good! No render blocking elements found!

Speed test – Javascript

Javascript

Error! Too many javascript files found which slows down the page load on the website.

http://www.teachcomputerscience.com/media/jui/js/jquery.min.js
http://www.teachcomputerscience.com/media/jui/js/jquery-noconflict.js
http://www.teachcomputerscience.com/media/jui/js/jquery-migrate.min.js
http://www.teachcomputerscience.com/media/system/js/caption.js
http://www.teachcomputerscience.com/media/jui/js/bootstrap.min.js
http://www.teachcomputerscience.com/templates/protostar/js/template.js?e728d32f8fada37a7af54ae7d774ca6c
http://www.teachcomputerscience.com/media/system/js/html5fallback.js

File size of all javascript files combined

0.00

Javascript minifying

Great! The Javascript files are minified.

Speed test – CSS

CSS

Good! Just a few CSS files are used on this website.

http://www.teachcomputerscience.com/templates/protostar/css/template.css?e728d32f8fada37a7af54ae7d774ca6c

File size of all css files combined

0.00

CSS minifying

Great! The CSS elements are minified.

Speed test – Compression

Uncompressed size of the of the HTML

0.00

Gzip compression

Your site uses compression.

Speed test – Browser cache

Browser cache

The browser cache is set correctly for all elements.

Speed test – Images

File size of all images combined

0.00

Image optimisation

All images are optimized.

Links

We found a total of 26 different links.
Internal links: 26

External links:

Link text (anchor)	Link strength

Internal links:

Link text (anchor)	Link strength
Teach Computer Science
Home
Python Programming
Visual Tools
Tutorials
Web Development
Welcome to Teach Computer Science
Write Python code
***you can now do so directly on this website
Web development using HTML & Cascading Style Sheets
Try Python
Turtle - Draw circles
Working with Numbers
Sorting data in Python
Creating lists to store multiple data
Reading data from a file in Python
Writing data to a file in Python
Working with Strings
For loops in Python
Variables, constants and comments in Python
Using conditions in your python code
Using Maths symbols in the Python Shell
Breaking up your code using functions
My Blog
Author Login
Back to Top

Website security

217.160.231.45

External hidden links

Good! No hidden external links found

Looking for eval()

Good! No eval(bas64_decode()) scripts are found

Checking for XSS vulnerability

No XSS vulnerability found

Email encryption

Good! We have not found any unencrypted email addresses.

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Icons

Favicon

Good! The website uses favicon.

Typos

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SEO report of teachcomputerscience.com

Home

Tasks

SEO

Social

Content

Readability

Technologies

Speed test

Speed test – Javascript

Speed test – CSS

Speed test – Compression

Speed test – Browser cache

Speed test – Images

Links

External links:

Internal links:

Website security

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