Report Summary

  • 65

    Performance

    Renders faster than
    79% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

swissdatalabs.ch

Swiss Data Labs I unlocking value from your data

Page Load Speed

6 sec in total

First Response

282 ms

Resources Loaded

5.2 sec

Page Rendered

463 ms

swissdatalabs.ch screenshot

About Website

Welcome to swissdatalabs.ch homepage info - get ready to check Swiss Data Labs best content right away, or after learning these important things about swissdatalabs.ch

Swiss Data Labs can help your team demonstrate a quick win using the appropriate tools for big data and business intelligence projects.

Visit swissdatalabs.ch

Key Findings

We analyzed Swissdatalabs.ch page load time and found that the first response time was 282 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

swissdatalabs.ch performance score

65

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

69/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value470 ms

61/100

30%

CLS (Cumulative Layout Shift)

Value0.022

100/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

swissdatalabs.ch

282 ms

swissdatalabs.ch

393 ms

www.swissdatalabs.ch

2876 ms

css

40 ms

style.min.css

98 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 69% of them (60 requests) were addressed to the original Swissdatalabs.ch, 13% (11 requests) were made to Sdl.dtpjobs.ch and 10% (9 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Swissdatalabs.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 423.6 kB (21%)

Content Size

2.0 MB

After Optimization

1.6 MB

In fact, the total size of Swissdatalabs.ch main page is 2.0 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 54.2 kB

  • Original 66.6 kB
  • After minification 64.3 kB
  • After compression 12.3 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 54.2 kB or 81% of the original size.

Image Optimization

-20%

Potential reduce by 233.2 kB

  • Original 1.2 MB
  • After minification 953.9 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, Swiss Data Labs needs image optimization as it can save up to 233.2 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-14%

Potential reduce by 69.1 kB

  • Original 489.4 kB
  • After minification 489.4 kB
  • After compression 420.4 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 69.1 kB or 14% of the original size.

CSS Optimization

-25%

Potential reduce by 67.1 kB

  • Original 267.0 kB
  • After minification 266.7 kB
  • After compression 199.9 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. Swissdatalabs.ch needs all CSS files to be minified and compressed as it can save up to 67.1 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (69%)

Requests Now

71

After Optimization

22

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Swiss Data Labs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

swissdatalabs.ch accessibility score

71

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

swissdatalabs.ch 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

swissdatalabs.ch SEO score

62

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Swissdatalabs.ch can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Swissdatalabs.ch 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 data is detected on the main page of Swiss Data Labs. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: