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duoscope.com screenshot

Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

duoscope.com

The domain name duoscope.com is for sale | Dan.com

Page Load Speed

3 sec in total

First Response

498 ms

Resources Loaded

2.4 sec

Page Rendered

146 ms

duoscope.com screenshot

About Website

Visit duoscope.com now to see the best up-to-date Duoscope content and also check out these interesting facts you probably never knew about duoscope.com

The domain name duoscope.com is for sale. Make an offer or buy it now at a set price.

Visit duoscope.com

Key Findings

We analyzed Duoscope.com page load time and found that the first response time was 498 ms and then it took 2.5 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

duoscope.com performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

72/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

92/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.4 s

99/100

10%

Network Requests Diagram

duoscope.com

498 ms

global.css

858 ms

jquery.js

978 ms

ui.js

1078 ms

bg2.jpg

260 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Duoscope.com, 94% (17 requests) were made to Exacthost.nl. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Exacthost.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 304.3 kB (36%)

Content Size

841.4 kB

After Optimization

537.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Duoscope.com main page is 841.4 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. 20% of websites need less resources to load. Images take 532.9 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 5.0 kB

  • Original 6.6 kB
  • After minification 4.8 kB
  • After compression 1.6 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 1.8 kB, which is 27% 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 5.0 kB or 75% of the original size.

Image Optimization

-13%

Potential reduce by 70.1 kB

  • Original 532.9 kB
  • After minification 462.8 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. Obviously, Duoscope needs image optimization as it can save up to 70.1 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-74%

Potential reduce by 190.1 kB

  • Original 256.4 kB
  • After minification 256.3 kB
  • After compression 66.3 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 190.1 kB or 74% of the original size.

CSS Optimization

-86%

Potential reduce by 39.1 kB

  • Original 45.6 kB
  • After minification 37.8 kB
  • After compression 6.5 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. Duoscope.com needs all CSS files to be minified and compressed as it can save up to 39.1 kB or 86% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

17

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duoscope. According to our analytics all requests are already optimized.

Network Requests Diagram

duoscope.com

duoscope.com

498 ms

global.css

global.css

858 ms

jquery.js

jquery.js

978 ms

ui.js

ui.js

1078 ms

bg2.jpg

bg2.jpg

260 ms

main-top.png

main-top.png

84 ms

main-bottom.png

main-bottom.png

91 ms

main-mid.png

main-mid.png

169 ms

logo.png

logo.png

178 ms

list-bg.jpg

list-bg.jpg

254 ms

list-hover.png

list-hover.png

255 ms

banner1.jpg

banner1.jpg

522 ms

domein.jpg

domein.jpg

732 ms

cloud.jpg

cloud.jpg

746 ms

field1.png

field1.png

336 ms

submit1.jpg

submit1.jpg

337 ms

snel-hover.jpg

snel-hover.jpg

343 ms

snel-bg.jpg

snel-bg.jpg

421 ms

Accessibility Review

duoscope.com accessibility score

77

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<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

High

Form elements do not have associated labels

Best Practices

duoscope.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

duoscope.com SEO score

67

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Duoscope.com can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Duoscope.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

duoscope.com

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