1.2 sec in total
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Visit ug.oreilly.com now to see the best up-to-date Ug O Reilly content for India and also check out these interesting facts you probably never knew about ug.oreilly.com
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Visit ug.oreilly.comWe analyzed Ug.oreilly.com page load time and found that the first response time was 206 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
ug.oreilly.com performance score
name
value
score
weighting
Value3.0 s
51/100
10%
Value4.5 s
37/100
25%
Value4.8 s
68/100
10%
Value4,370 ms
1/100
30%
Value0
100/100
15%
Value17.9 s
3/100
10%
206 ms
162 ms
21 ms
75 ms
12 ms
Our browser made a total of 52 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Ug.oreilly.com, 35% (18 requests) were made to Cdn.oreillystatic.com and 10% (5 requests) were made to Oreilly.com. The less responsive or slowest element that took the longest time to load (261 ms) relates to the external source Content.atomz.com.
Page size can be reduced by 484.6 kB (70%)
692.5 kB
207.9 kB
In fact, the total size of Ug.oreilly.com main page is 692.5 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. 55% of websites need less resources to load. CSS take 449.8 kB which makes up the majority of the site volume.
Potential reduce by 41.6 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 6.4 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 41.6 kB or 79% of the original size.
Potential reduce by 31 B
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. Ug O Reilly images are well optimized though.
Potential reduce by 97.4 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 97.4 kB or 55% of the original size.
Potential reduce by 345.5 kB
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. Ug.oreilly.com needs all CSS files to be minified and compressed as it can save up to 345.5 kB or 77% of the original size.
Number of requests can be reduced by 43 (88%)
49
6
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ug O Reilly. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
ug.oreilly.com
206 ms
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jquery.min.js
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stylesheet.css
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nav.css
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mbstyles.css
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mybuys3.js
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setup.js
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s_code.js
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all-post-ml.css
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ml.js
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bmj2nsh.js
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partner.css
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login-config.js
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janrain-settings.js
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login-widget.min.js
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footerScripts.js
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utilities.js
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datasource-min.js
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autocomplete-min.js
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autocomplete_data.js
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plusone.js
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ml-libraries.css
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ml-grids.css
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ml-content.css
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ml-special.css
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ga.js
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j.php
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load.js
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ml-header-community.png
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basketicon.gif
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search_btn.gif
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login.oreilly.com
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chartbeat.js
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sso.js
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providers.css
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widgets.css
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janrain.min.css
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flow.js:xsnca5wmqe9vxv97ygh5vfejkd:en-US:HEAD:signIn
58 ms
ug.oreilly.com accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
ug.oreilly.com 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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
ug.oreilly.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ug.oreilly.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Ug.oreilly.com 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.
ug.oreilly.com
Open Graph description is not detected on the main page of Ug O Reilly. 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: