Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

developer.smartnews.be

SmartNews Engineering Blog

Page Load Speed

7.2 sec in total

First Response

308 ms

Resources Loaded

5.7 sec

Page Rendered

1.3 sec

developer.smartnews.be screenshot

About Website

Click here to check amazing Developer Smart News content for Japan. Otherwise, check out these important facts you probably never knew about developer.smartnews.be

Visit developer.smartnews.be

Key Findings

We analyzed Developer.smartnews.be page load time and found that the first response time was 308 ms and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

developer.smartnews.be performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value210 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value5.6 s

70/100

10%

Network Requests Diagram

developer.smartnews.be

308 ms

developer.smartnews.com

294 ms

170 ms

crayon.min.css

149 ms

classic.css

294 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Developer.smartnews.be, 18% (19 requests) were made to Developer.smartnews.com and 13% (14 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (4.4 sec) relates to the external source S3-ap-northeast-1.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 977.4 kB (16%)

Content Size

6.2 MB

After Optimization

5.2 MB

In fact, the total size of Developer.smartnews.be main page is 6.2 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 5.8 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 39.0 kB

  • Original 52.5 kB
  • After minification 50.7 kB
  • After compression 13.5 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 39.0 kB or 74% of the original size.

Image Optimization

-12%

Potential reduce by 684.0 kB

  • Original 5.8 MB
  • After minification 5.1 MB

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, Developer Smart News needs image optimization as it can save up to 684.0 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-57%

Potential reduce by 85.0 kB

  • Original 149.6 kB
  • After minification 149.5 kB
  • After compression 64.6 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 85.0 kB or 57% of the original size.

CSS Optimization

-79%

Potential reduce by 169.4 kB

  • Original 214.0 kB
  • After minification 191.9 kB
  • After compression 44.5 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. Developer.smartnews.be needs all CSS files to be minified and compressed as it can save up to 169.4 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (44%)

Requests Now

103

After Optimization

58

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Developer Smart News. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

developer.smartnews.be accessibility score

87

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.

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

Best Practices

developer.smartnews.be 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

developer.smartnews.be SEO score

85

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

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Developer.smartnews.be can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Developer.smartnews.be 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

Open Graph description is not detected on the main page of Developer Smart News. 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: