1.3 sec in total
274 ms
665 ms
329 ms
Visit shop.oreilly.com now to see the best up-to-date Shop O Reilly content for India and also check out these interesting facts you probably never knew about shop.oreilly.com
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Visit shop.oreilly.comWe analyzed Shop.oreilly.com page load time and found that the first response time was 274 ms and then it took 994 ms 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.
shop.oreilly.com performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value4.9 s
29/100
25%
Value13.8 s
1/100
10%
Value6,220 ms
0/100
30%
Value0.032
100/100
15%
Value25.7 s
0/100
10%
274 ms
10 ms
19 ms
22 ms
21 ms
Our browser made a total of 105 requests to load all elements on the main page. We found that 26% of them (27 requests) were addressed to the original Shop.oreilly.com, 37% (39 requests) were made to Akamaicovers.oreilly.com and 21% (22 requests) were made to Cdn.oreillystatic.com. The less responsive or slowest element that took the longest time to load (274 ms) belongs to the original domain Shop.oreilly.com.
Page size can be reduced by 459.6 kB (44%)
1.0 MB
585.3 kB
In fact, the total size of Shop.oreilly.com main page is 1.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 433.1 kB which makes up the majority of the site volume.
Potential reduce by 135.1 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 18.6 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 135.1 kB or 85% of the original size.
Potential reduce by 2.8 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. Shop O Reilly images are well optimized though.
Potential reduce by 199.6 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 199.6 kB or 66% of the original size.
Potential reduce by 122.0 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. Shop.oreilly.com needs all CSS files to be minified and compressed as it can save up to 122.0 kB or 81% of the original size.
Number of requests can be reduced by 45 (43%)
104
59
The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shop 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 7 to 1 for CSS and as a result speed up the page load time.
shop.oreilly.com
274 ms
jquery-1.4.min.js
10 ms
jquery.hoverIntent.minified.js
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jquery.bgiframe.min.js
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jquery.popDown.js
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jquery.autocomplete.js
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default.css
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pqv.css
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stylesheet.css
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headerScripts.js
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mbstyles.css
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mybuys3.js
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setup.js
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lPop.js
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jquery.expandCollapseList.js
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ml-combined.css
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ml-min.js
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jquery-ui.min.js
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pwr-full.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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s_code.js
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parseOmnitureJSON.js
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parseGoogleAnalyticsJSON.js
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footerScripts.js
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j.php
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logo01.gif
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rc_bkt.gif
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thumb.gif
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social-icons-16.png
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v.gif
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pr_styles_review.css
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reviews_social.css
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contents.js
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25 ms
shop.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
shop.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
shop.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 Shop.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 Shop.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.
shop.oreilly.com
Open Graph data is detected on the main page of Shop O Reilly. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: