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dc-ex.com screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

dc-ex.com

DC-Ex Digital Currency Exchange:Home

Page Load Speed

3.1 sec in total

First Response

904 ms

Resources Loaded

1.8 sec

Page Rendered

322 ms

dc-ex.com screenshot

About Website

Click here to check amazing DC Ex content for Russia. Otherwise, check out these important facts you probably never knew about dc-ex.com

World first exchange site that provides direct consumer to consumer exchange platform for e-currency and cryptocurrency. Automatic, fast and secure.

Visit dc-ex.com

Key Findings

We analyzed Dc-ex.com page load time and found that the first response time was 904 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

dc-ex.com performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value290 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.082

94/100

15%

TTI (Time to Interactive)

Value6.3 s

61/100

10%

Network Requests Diagram

www.dc-ex.com

904 ms

bootstrap.min.css

72 ms

styles.css

24 ms

mytheme.css

88 ms

homecrouseltheme.css

61 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 58% of them (11 requests) were addressed to the original Dc-ex.com, 16% (3 requests) were made to Ajax.googleapis.com and 11% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (904 ms) belongs to the original domain Dc-ex.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 397.4 kB (63%)

Content Size

633.3 kB

After Optimization

235.9 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Dc-ex.com main page is 633.3 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. 40% of websites need less resources to load. Javascripts take 407.0 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 6.4 kB

  • Original 8.2 kB
  • After minification 6.5 kB
  • After compression 1.8 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 1.7 kB, which is 21% 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 6.4 kB or 78% of the original size.

JavaScript Optimization

-52%

Potential reduce by 209.7 kB

  • Original 407.0 kB
  • After minification 402.1 kB
  • After compression 197.2 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 209.7 kB or 52% of the original size.

CSS Optimization

-83%

Potential reduce by 181.2 kB

  • Original 218.1 kB
  • After minification 195.5 kB
  • After compression 36.9 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. Dc-ex.com needs all CSS files to be minified and compressed as it can save up to 181.2 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (76%)

Requests Now

17

After Optimization

4

  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DC Ex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.dc-ex.com

www.dc-ex.com

904 ms

bootstrap.min.css

bootstrap.min.css

72 ms

styles.css

styles.css

24 ms

mytheme.css

mytheme.css

88 ms

homecrouseltheme.css

homecrouseltheme.css

61 ms

homecrousel.css

homecrousel.css

87 ms

font-awesome.min.css

font-awesome.min.css

140 ms

jquery.min.js

jquery.min.js

161 ms

jquery-ui.css

jquery-ui.css

186 ms

jquery.js

jquery.js

185 ms

jquery-ui.min.js

jquery-ui.min.js

218 ms

bootstrap.min.js

bootstrap.min.js

106 ms

custom.js

custom.js

107 ms

my_custom.js

my_custom.js

183 ms

api.js

api.js

136 ms

logo.png

logo.png

87 ms

slide_bg.png

slide_bg.png

553 ms

recaptcha__en.js

recaptcha__en.js

67 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

16 ms

Accessibility Review

dc-ex.com accessibility score

89

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

dc-ex.com best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

dc-ex.com SEO score

92

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dc-ex.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 Dc-ex.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

dc-ex.com

Open Graph description is not detected on the main page of DC Ex. 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: