454 ms in total
156 ms
224 ms
74 ms
Welcome to ubuntu-manual.org homepage info - get ready to check Ubuntu Manual best content for Algeria right away, or after learning these important things about ubuntu-manual.org
Getting Started with Ubuntu 12.10 is a free, comprehensive beginner’s guide for the Ubuntu operating system.
Visit ubuntu-manual.orgWe analyzed Ubuntu-manual.org page load time and found that the first response time was 156 ms and then it took 298 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.
ubuntu-manual.org performance score
name
value
score
weighting
Value1.3 s
98/100
10%
Value2.8 s
82/100
25%
Value1.5 s
100/100
10%
Value30 ms
100/100
30%
Value0
100/100
15%
Value3.4 s
93/100
10%
156 ms
7 ms
13 ms
10 ms
12 ms
Our browser made a total of 21 requests to load all elements on the main page. We found that 90% of them (19 requests) were addressed to the original Ubuntu-manual.org, 10% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (156 ms) belongs to the original domain Ubuntu-manual.org.
Page size can be reduced by 63.8 kB (25%)
254.3 kB
190.5 kB
In fact, the total size of Ubuntu-manual.org main page is 254.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Images take 162.2 kB which makes up the majority of the site volume.
Potential reduce by 8.5 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 1.5 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 8.5 kB or 71% of the original size.
Potential reduce by 22.6 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Ubuntu Manual needs image optimization as it can save up to 22.6 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 32.0 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 32.0 kB or 42% of the original size.
Potential reduce by 657 B
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Ubuntu-manual.org needs all CSS files to be minified and compressed as it can save up to 657 B or 22% of the original size.
Number of requests can be reduced by 4 (20%)
20
16
The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ubuntu Manual. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
ubuntu-manual.org
156 ms
style.css
7 ms
jquery.js
13 ms
jquery.cycle.lite.min.js
10 ms
countdown.js
12 ms
jquery.corner.js
10 ms
ga.js
21 ms
header.png
18 ms
down.jpg
19 ms
facebook.png
16 ms
twitter.png
18 ms
navbar.png
17 ms
IconHome.gif
19 ms
website-star.png
19 ms
1.png
20 ms
2.png
19 ms
3.png
20 ms
4.png
21 ms
overlay-focus.png
20 ms
ubuntu-logo.png
21 ms
__utm.gif
12 ms
ubuntu-manual.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a valid value for its [lang] attribute.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Links do not have a discernible name
ubuntu-manual.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
ubuntu-manual.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ubuntu-manual.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Ubuntu-manual.org main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
ubuntu-manual.org
Open Graph description is not detected on the main page of Ubuntu Manual. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: