Tools & Wizards About Us
deduon.com screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

deduon.com

Deduon - Test yourself, online tests, quizes

Page Load Speed

3 sec in total

First Response

205 ms

Resources Loaded

2.5 sec

Page Rendered

235 ms

deduon.com screenshot

About Website

Click here to check amazing Deduon content. Otherwise, check out these important facts you probably never knew about deduon.com

Deduon - Online quiz system.

Visit deduon.com

Key Findings

We analyzed Deduon.com page load time and found that the first response time was 205 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

deduon.com performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value5.3 s

59/100

10%

TBT (Total Blocking Time)

Value510 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

deduon.com

205 ms

deduon.com

1182 ms

deduon.min.css

199 ms

js

59 ms

jquery-1.11.0.min.js

306 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 98% of them (63 requests) were addressed to the original Deduon.com, 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Deduon.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 100.4 kB (13%)

Content Size

774.0 kB

After Optimization

673.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Deduon.com main page is 774.0 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. 45% of websites need less resources to load. Images take 621.8 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 42.2 kB

  • Original 48.1 kB
  • After minification 32.5 kB
  • After compression 5.8 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 15.6 kB, which is 32% 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 42.2 kB or 88% of the original size.

Image Optimization

-9%

Potential reduce by 56.5 kB

  • Original 621.8 kB
  • After minification 565.2 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. Deduon images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 321 B

  • Original 56.0 kB
  • After minification 56.0 kB
  • After compression 55.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-3%

Potential reduce by 1.3 kB

  • Original 48.2 kB
  • After minification 48.2 kB
  • After compression 46.9 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. Deduon.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 3 (5%)

Requests Now

60

After Optimization

57

  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Deduon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

deduon.com

deduon.com

205 ms

deduon.com

deduon.com

1182 ms

deduon.min.css

deduon.min.css

199 ms

js

js

59 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

306 ms

library.js

library.js

305 ms

scripts.js

scripts.js

244 ms

logo.png

logo.png

117 ms

parallax-1.jpg

parallax-1.jpg

326 ms

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117 ms

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130 ms

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135 ms

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174 ms

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221 ms

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196 ms

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199 ms

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252 ms

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306 ms

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362 ms

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331 ms

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357 ms

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436 ms

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392 ms

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398 ms

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409 ms

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424 ms

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426 ms

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459 ms

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463 ms

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474 ms

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499 ms

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493 ms

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501 ms

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523 ms

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585 ms

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584 ms

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514 ms

md-font.woff

md-font.woff

475 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

589 ms

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512 ms

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548 ms

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555 ms

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482 ms

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497 ms

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497 ms

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515 ms

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524 ms

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505 ms

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512 ms

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495 ms

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511 ms

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513 ms

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486 ms

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490 ms

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514 ms

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496 ms

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494 ms

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483 ms

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486 ms

Accessibility Review

deduon.com accessibility score

74

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

deduon.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

deduon.com SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Deduon.com 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 Deduon.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.

Social Sharing Optimization

deduon.com

Open Graph data is detected on the main page of Deduon. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: