SEO report of hypertextbook.com
hypertextbook
www.hypertextbook.com/
Free books to read and enjoy online. General interest hypertext-books and technical hyper-textbooks. Math, physics, cycling, education, media, skepticism ...
Tasks
- Make the site mobile device friendly.
- 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.hypertextbook.com/
Character length : 22
Title
hypertextbook
Description
Free books to read and enjoy online. General interest hypertext-books and technical hyper-textbooks. Math, physics, cycling, education, media, skepticism, West Africa, and more.
Keywords (meta keywords)
Good! The website does not use “meta keywords”.
Open Graph Protocol
Good! The OG (Open Graph) protocol is set on this website.
type: website
site_name: hypertextbook.com
url: http://hypertextbook.com/
title: hypertextbook
description: Free books to read and enjoy online. General interest hypertext-books and technical hyper-textbooks. Math, physics, cycling, education, media, skepticism, West Africa, and more.
image: http://hypertextbook.com/og-image.jpg
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
There is robots.txt file.
https://hypertextbook.com/robots.txt
https://hypertextbook.com/robots.txt
| User-agent | Disallowed for the search engines |
|---|---|
| * |
|
| Googlebot |
|
| Googlebot-Image |
|
| Googlebot-Video |
|
| MSNBot-Media |
|
Social
Social Engagement
Linkedin1
Facebook Share0
Facebook Comments0
Content
Doctype
HTML 5
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
hypertextbook
Character length : 13
Good! The title’s length is between 10 and 70 characters.
Character length : 13
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 16%
Acceptable! The text / code ratio is between 15 and 25 percent.
Acceptable! The text / code ratio is between 15 and 25 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 1 | 0 | 0 | 0 | 0 | 0 |
Heading structure in the source code
- <H1> hypertextbook
Word cloud
- essays4
- physics3
- hypertextbook3
- recumbent3
- work2
- parts2
- mathematics2
- them2
- project2
- chaos2
- scientific2
- e-world2
- bicycle2
- students2
- glenn2
- encyclopedia2
- some2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| essays | |||
| physics | |||
| hypertextbook | |||
| recumbent | |||
| work | |||
| parts |
Two Word cloud
- some 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 1 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.
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.
Technologies
Mobile optimization
Mobilnezet ellenorzes - warning
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.
Loading time
2,029 ms
Table layout
Good! No nested tables found.
Number of HTTP resources
34
Number of source domains
17
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files
List of render blocking javascript files
- https://use.typekit.net/ydj5fzf.js
- https://www.google.com/.. /default+en.css
- https://www.google.com/cse/static/style/look/minimalist.css
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
File size of all javascript files combined
1.40MB
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
56.60KB
CSS minifying
You can save 4.5KB (37% compression) on the analysed URL by minifying the CSS files.
- By minifying https://www.google.com/.. /default+en.css you can save 3.9KB (40% compression rate)
- By minifying https://www.google.com/cse/static/style/look/minimalist.css you can save 589B (24% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
126.83KB
Gzip compression
Your site uses compression.
Speed test – Browser cache
Number of static resources (image, JS, CSS)
21
Browser cache
The browser cache is not set correctly for all elements.
| URL | Duration |
|---|---|
| https://m.addthisedge.com/live/boost/elert/_ate.track.config_resp | 50 seconds |
| https://s7.addthis.com/js/300/addthis_widget.js | 10 minutes |
| https://use.typekit.net/ydj5fzf.js | 10 minutes |
| https://connect.facebook.net/en_US/sdk.js | 20 minutes |
| https://cse.google.com/adsense/search/async-ads.js | 60 minutes |
| https://www.google.com/jsapi?autoload=%7B%22modules%22%3A%5B%7B... | 60 minutes |
| https://www.google-analytics.com/analytics.js | 2 hours |
Speed test – Images
File size of all images combined
1.67MB
Image optimisation
You can save 259.2KB (25% compression) by optimising the images below:
- By lossless compressing the https://hypertextbook.com/bent/splash.jpg you can save 147.6KB (23%) data.
- By lossless compressing the https://physics.info/new/vortex.jpg you can save 59.2KB (22%) data.
- By lossless compressing the https://hypertextbook.com/eworld/eglobe.jpg you can save 52.3KB (49%) data.
Traffic
Alexa
102694
Main traffic sources
Links
We found a total of 14 different links.
Internal links: 2
External links: 12
Internal links: 2
External links: 12
External links:
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| http://www.hypertextbook.com/#search | |
| [close] |
Website security
IP
198.252.100.46
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.
Sites on same ip
Icons
Favicon
Error! No favicon is found. Using favicon helps to build a better brand quicker.
Order of Heading elements on mobile by position
- H1 : hypertextbook, ( 96px from top )
Typos
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