SEO report of isaacbooks.org
Isaac Physics Books
www.isaacbooks.org/
Web page for Mastering essential pre-university physics.
Tasks
- Avoid using deprecated HTML tags.
- Implement the viewport meta tag.
SEO
URL
Domain : www.isaacbooks.org/
Character length : 19
Title
Isaac Physics Books
Description
Web page for Mastering essential pre-university physics.
Keywords (meta keywords)
Mastering essential pre-university physics Crowter Machacek Isaac Physics
Error! Using “meta keywords” is meaningless in a while.
Error! Using “meta keywords” is meaningless in a while.
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
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
Missing doctype element
Encoding
Perfect! The character encoding is set: ISO-8859-1.
Language
We have found the language localisation: ”en”.
Title
Isaac Physics Books
Character length : 19
Good! The title’s length is between 10 and 70 characters.
Character length : 19
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 29%
Good! The text / code ratio is between 25 and 70 percent.
Good! The text / code ratio is between 25 and 70 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 0 | 0 | 2 | 0 | 0 | 0 |
Heading structure in the source code
- <H3> Download here parts of Mastering Physics and of Problem-Solving.
- <H3> Download here parts of Mastering Physical Chemistry.
Word cloud
- physics10
- isaac6
- mastering5
- chemistry5
- question5
- isaacphysics3
- books3
- students3
- set3
- included3
- physical3
- essential3
- single3
- copies3
- bulk3
- problem-solving3
- orders3
- pages2
- answers2
- parts2
- skills2
- developing2
- pre-university2
- gives2
- sheets2
- content2
- download2
- periphyseos2
- org2
- book2
- teachers2
- online2
- introduction2
- press2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| physics | |||
| isaac | |||
| mastering | |||
| chemistry | |||
| question | |||
| isaacphysics |
Two Word cloud
- physical chemistry3
- developing problem-solving2
- here parts2
- isaac physics2
- question set2
- mastering physics2
Three Word cloud
- included are the content2
- download here parts2
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 11 images on this web page.
Alternate attributes for the following 11 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 11 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Readability
Flesch–Kincaid Grade Level
8.40
Flesch Reading Ease
50.70
Coleman Liau Index
12.00
Automated Readability Index (ARI)
8.10
Dale–Chall Readability
7.10
SMOG Index
10.50
Spache Readibility
5.00
Number of letters
1631
Number of words
305
Number of sentences
35
Average words per sentences
9
Number of syllables
531
Syllables in words
524
Average syllables in words
1.74
Number of words in first three syllables
56
Percentage of word / syllables
18.36
Words not in Dale-Chall easy-word list
129
Words not in Spache easy-word list
92
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
Error! Avoid using nested tables!
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.
- http://www.isaacbooks.org/style/camstyle.css
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 18 different links.
Internal links: 11
External links: 7
Internal links: 11
External links: 7
External links:
| Link text (anchor) | Link strength |
|---|---|
| http://isaacphysics.org | |
| Periphyseos Press | |
| Isaac Live online tuition | |
| isaacphysics.org | |
| isaacchemistry.org | |
| Department for Education | |
| University of Cambridge |
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| Home | |
| Single Copies | |
| Bulk Orders UK | |
| Bulk Orders Rest of World | |
| Isaac Physics | |
| Teacher Resources | |
| Revisions | |
| Contact Details | |
| About the Authors | |
| Extraordinary Isaac | |
| admin (restricted login) |
Website security
IP
131.111.77.18
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.
Icons
Favicon
Good! The website uses favicon.
Typos
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