Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

isic2.epfl.ch

ISIC | EPFL

Page Load Speed

2.4 sec in total

First Response

284 ms

Resources Loaded

1.9 sec

Page Rendered

251 ms

isic2.epfl.ch screenshot

About Website

Visit isic2.epfl.ch now to see the best up-to-date ISIC 2 EPFL content for Switzerland and also check out these interesting facts you probably never knew about isic2.epfl.ch

ISIC, Institut of chemical sciences and engineering, EPFL, Lausanne

Visit isic2.epfl.ch

Key Findings

We analyzed Isic2.epfl.ch page load time and found that the first response time was 284 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

isic2.epfl.ch performance score

0

Network Requests Diagram

isic2.epfl.ch

284 ms

isic.epfl.ch

384 ms

epfl.css

206 ms

homePortal.css

187 ms

jahia.css

279 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Isic2.epfl.ch, 35% (16 requests) were made to Isic.epfl.ch and 26% (12 requests) were made to Epfl.ch. The less responsive or slowest element that took the longest time to load (747 ms) relates to the external source Isic.epfl.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 210.8 kB (43%)

Content Size

491.8 kB

After Optimization

280.9 kB

In fact, the total size of Isic2.epfl.ch main page is 491.8 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. 25% of websites need less resources to load. Images take 192.3 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 41.2 kB

  • Original 51.9 kB
  • After minification 44.9 kB
  • After compression 10.7 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 7.0 kB, which is 14% 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 41.2 kB or 79% of the original size.

Image Optimization

-13%

Potential reduce by 25.0 kB

  • Original 192.3 kB
  • After minification 167.4 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, ISIC 2 EPFL needs image optimization as it can save up to 25.0 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

-48%

Potential reduce by 81.8 kB

  • Original 169.8 kB
  • After minification 163.7 kB
  • After compression 88.0 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 81.8 kB or 48% of the original size.

CSS Optimization

-81%

Potential reduce by 62.9 kB

  • Original 77.7 kB
  • After minification 64.4 kB
  • After compression 14.9 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. Isic2.epfl.ch needs all CSS files to be minified and compressed as it can save up to 62.9 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (45%)

Requests Now

44

After Optimization

24

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISIC 2 EPFL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

SEO Factors

isic2.epfl.ch SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isic2.epfl.ch can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Isic2.epfl.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 description is not detected on the main page of ISIC 2 EPFL. 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: