SEO report of opensciencetextbook.com

Welcome to opensciencetextbook.com

www.opensciencetextbook.com/

Welcome to opensciencetextbook.com


 Tasks

  • Avoid using deprecated HTML tags.
  • Implement the viewport meta tag.

 SEO

URL

Domain : www.opensciencetextbook.com/

Character length : 28

Title
Welcome to opensciencetextbook.com
Description
Welcome to opensciencetextbook.com
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
Error! Hyphen (-) is a better solution than underscore (_) in the URLs
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
The robots.txt file is missing!

 Social

Social Engagement

No info found.

 Content

Doctype
HTML 4.01 Transitional
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
Welcome to opensciencetextbook.com

Character length : 34

Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 10%

Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.
Headings
H1H2H3H4H5H6
100000
Heading structure in the source code
  • <H1> Welcome to opensciencetextbook.com
Word cloud
  • free3
  • opensciencetextbook3
  • domain3
  • namesilo2
  • privacy2
  • view2
Keyword matrix
wordtitledescriptionsheading
free
opensciencetextbook
domain
namesilo
privacy
view
404 Page
The website has no standard 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 0 images on this web page.

Good! Every image has an alternative text attributes set on this website.

 Technologies

Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Good! The web address is accessible only in one version. The version without www is redirected to the version with 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
Good! Just a few javascript files are detected on the website.
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.
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 5 different links.
Internal links: 5

External links:

Link text (anchor) Link strength

Internal links:

Link text (anchor) Link strength

 Website security

IP
95.183.53.20
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
Error! No favicon is found. Using favicon helps to build a better brand quicker.

 Typos

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