3.6 sec in total
208 ms
2.5 sec
899 ms
Visit supadu.com now to see the best up-to-date Supadu content for United States and also check out these interesting facts you probably never knew about supadu.com
Supadu offers optimized websites, eCommerce and marketing solutions for all sizes of book publishers and university presses. Discover tools, such as Supadu Smart Buy buttons and AI, that help build au...
Visit supadu.comWe analyzed Supadu.com page load time and found that the first response time was 208 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
supadu.com performance score
name
value
score
weighting
Value3.1 s
45/100
10%
Value4.3 s
41/100
25%
Value5.9 s
48/100
10%
Value1,000 ms
27/100
30%
Value0.434
21/100
15%
Value9.0 s
34/100
10%
208 ms
127 ms
202 ms
61 ms
217 ms
Our browser made a total of 100 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Supadu.com, 25% (25 requests) were made to 348a0abb7a8384ace3eb-dafbe5f7da868081f572034543712aae.r86.cf3.rackcdn.com and 13% (13 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source 348a0abb7a8384ace3eb-dafbe5f7da868081f572034543712aae.r86.cf3.rackcdn.com.
Page size can be reduced by 717.5 kB (18%)
4.0 MB
3.3 MB
In fact, the total size of Supadu.com main page is 4.0 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.2 MB which makes up the majority of the site volume.
Potential reduce by 47.2 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 7.5 kB, which is 14% 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 47.2 kB or 85% of the original size.
Potential reduce by 128.2 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. Supadu images are well optimized though.
Potential reduce by 393.0 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 393.0 kB or 70% of the original size.
Potential reduce by 149.2 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. Supadu.com needs all CSS files to be minified and compressed as it can save up to 149.2 kB or 92% of the original size.
Number of requests can be reduced by 11 (28%)
40
29
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Supadu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
nu.supadu.com
208 ms
base.css
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css
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styles.css
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mc-validate.js
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jquery.min.js
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scripts.js
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qbq7iva.js
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isbn.png
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book.png
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supadu.com 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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 [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
supadu.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
supadu.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 Supadu.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 Supadu.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.
supadu.com
Open Graph description is not detected on the main page of Supadu. 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: