Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

jmc-berlin.org

Jean Monnet Centre of Excellence | Freie Universit?t Berlin

Page Load Speed

2.1 sec in total

First Response

169 ms

Resources Loaded

1.9 sec

Page Rendered

76 ms

jmc-berlin.org screenshot

About Website

Click here to check amazing Jmc Berlin content. Otherwise, check out these important facts you probably never knew about jmc-berlin.org

Hompage des Jean Monnet Centre of Excellence, Freie Universität Berlin Lehrstuhl Prof. Dr. Michael Bolle

Visit jmc-berlin.org

Key Findings

We analyzed Jmc-berlin.org page load time and found that the first response time was 169 ms and then it took 1.9 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

jmc-berlin.org performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value5.1 s

61/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value5.6 s

70/100

10%

Network Requests Diagram

index.php

169 ms

site.css

105 ms

gallery.css

204 ms

dropdown.css

202 ms

jquery-latest.pack.js

540 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that all of those requests were addressed to Jmc-berlin.org and no external sources were called. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Jmc-berlin.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 544.0 kB (77%)

Content Size

704.0 kB

After Optimization

160.0 kB

In fact, the total size of Jmc-berlin.org main page is 704.0 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. Only 10% of websites need less resources to load. Javascripts take 658.4 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 14.2 kB

  • Original 17.8 kB
  • After minification 13.4 kB
  • After compression 3.6 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 4.4 kB, which is 25% 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 14.2 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 18.2 kB
  • After minification 18.2 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. Jmc Berlin images are well optimized though.

JavaScript Optimization

-79%

Potential reduce by 522.5 kB

  • Original 658.4 kB
  • After minification 480.6 kB
  • After compression 135.8 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 522.5 kB or 79% of the original size.

CSS Optimization

-76%

Potential reduce by 7.3 kB

  • Original 9.6 kB
  • After minification 7.2 kB
  • After compression 2.3 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. Jmc-berlin.org needs all CSS files to be minified and compressed as it can save up to 7.3 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (67%)

Requests Now

12

After Optimization

4

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jmc Berlin. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

jmc-berlin.org accessibility score

78

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

jmc-berlin.org best practices score

58

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

jmc-berlin.org SEO score

75

Search Engine Optimization Advices

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 Jmc-berlin.org 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 Jmc-berlin.org 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 Jmc Berlin. 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: