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dev.ch screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

dev.ch

Innovaud - Home page

Page Load Speed

6.4 sec in total

First Response

2.1 sec

Resources Loaded

4.1 sec

Page Rendered

152 ms

dev.ch screenshot

About Website

Visit dev.ch now to see the best up-to-date Dev content and also check out these interesting facts you probably never knew about dev.ch

Innovaud is the innovation agency for Vaud Canton, in Switzerland’s Lake Geneva region. We have a long history of supporting innovation by startups, scale-ups, SMEs and large tech companies. We are al...

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Key Findings

We analyzed Dev.ch page load time and found that the first response time was 2.1 sec and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster. This domain responded with an error, which can significantly jeopardize Dev.ch rating and web reputation

Performance Metrics

dev.ch performance score

0

Network Requests Diagram

dev.ch

2143 ms

stylesheet_37367c240c.css

196 ms

css

23 ms

style.css

310 ms

modernizr-2.6.2-custom.min.js

211 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 82% of them (27 requests) were addressed to the original Dev.ch, 6% (2 requests) were made to Google-analytics.com and 6% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Dev.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 361.0 kB (31%)

Content Size

1.2 MB

After Optimization

790.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dev.ch main page is 1.2 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. 30% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 13.4 kB

  • Original 17.5 kB
  • After minification 16.3 kB
  • After compression 4.1 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 13.4 kB or 76% of the original size.

Image Optimization

-28%

Potential reduce by 288.2 kB

  • Original 1.0 MB
  • After minification 749.8 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, Dev needs image optimization as it can save up to 288.2 kB or 28% 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 43.2 kB

  • Original 76.1 kB
  • After minification 74.1 kB
  • After compression 32.9 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 43.2 kB or 57% of the original size.

CSS Optimization

-81%

Potential reduce by 16.2 kB

  • Original 20.1 kB
  • After minification 18.5 kB
  • After compression 3.9 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. Dev.ch needs all CSS files to be minified and compressed as it can save up to 16.2 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (18%)

Requests Now

28

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dev. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

dev.ch

dev.ch

2143 ms

stylesheet_37367c240c.css

stylesheet_37367c240c.css

196 ms

css

css

23 ms

style.css

style.css

310 ms

modernizr-2.6.2-custom.min.js

modernizr-2.6.2-custom.min.js

211 ms

video-js.min.css

video-js.min.css

479 ms

video.min.js

video.min.js

492 ms

jquery.min.js

jquery.min.js

8 ms

jquery.elevateZoom-3.0.3.min.js

jquery.elevateZoom-3.0.3.min.js

236 ms

plugins.js

plugins.js

208 ms

script.js

script.js

224 ms

logo_dev.png

logo_dev.png

119 ms

dev-banner8_02.jpg

dev-banner8_02.jpg

408 ms

nav-menu.png

nav-menu.png

130 ms

nav-tel.png

nav-tel.png

119 ms

nav-mail.png

nav-mail.png

213 ms

nav-location.png

nav-location.png

216 ms

nav-share.png

nav-share.png

211 ms

dev-map.png

dev-map.png

504 ms

icn-nav-lvl1.png

icn-nav-lvl1.png

224 ms

icn-search.png

icn-search.png

308 ms

map-zoom-small.png

map-zoom-small.png

609 ms

vignette-home.jpg

vignette-home.jpg

433 ms

share-page.png

share-page.png

331 ms

logo-vaud-fr.png

logo-vaud-fr.png

407 ms

logo_link.png

logo_link.png

439 ms

logo-vd.png

logo-vd.png

508 ms

logo_region_leman.png

logo_region_leman.png

514 ms

ga.js

ga.js

5 ms

EvPKapBawcLZ3hbihjhqAT8E0i7KZn-EPnyo3HZu7kw.woff

EvPKapBawcLZ3hbihjhqAT8E0i7KZn-EPnyo3HZu7kw.woff

92 ms

2koEo4AKFSvK4B52O_MwanhCUOGz7vYGh680lGh-uXM.woff

2koEo4AKFSvK4B52O_MwanhCUOGz7vYGh680lGh-uXM.woff

92 ms

__utm.gif

__utm.gif

45 ms

map-zoom-large.png

map-zoom-large.png

1388 ms

SEO Factors

dev.ch SEO score

0

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 Dev.ch 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 Dev.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

dev.ch

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