Report Summary

  • 83

    Performance

    Renders faster than
    87% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

nationallab.eu

✱ Intelligente Kühlwasser-Rückkühlung : National Lab

Page Load Speed

2.9 sec in total

First Response

278 ms

Resources Loaded

2.4 sec

Page Rendered

207 ms

nationallab.eu screenshot

About Website

Welcome to nationallab.eu homepage info - get ready to check National Lab best content right away, or after learning these important things about nationallab.eu

Intelligente Kühlwasser-Rückkühlung in neuem Gewand. Speziell für die Bedürfnisse der Laserindustrie und für anspruchsvolle Anwendungen.

Visit nationallab.eu

Key Findings

We analyzed Nationallab.eu page load time and found that the first response time was 278 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

nationallab.eu performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

85/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

57/100

25%

SI (Speed Index)

Value3.7 s

85/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.143

78/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

nationallab.eu

278 ms

nationallab.eu

1041 ms

main.css

203 ms

slider.css

304 ms

jquery.min.js

513 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that all of those requests were addressed to Nationallab.eu and no external sources were called. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Nationallab.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 78.7 kB (9%)

Content Size

858.3 kB

After Optimization

779.5 kB

In fact, the total size of Nationallab.eu main page is 858.3 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. 15% of websites need less resources to load. Images take 752.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 14.4 kB

  • Original 18.1 kB
  • After minification 14.4 kB
  • After compression 3.7 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 3.7 kB, which is 21% 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 14.4 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 4.0 kB

  • Original 752.7 kB
  • After minification 748.7 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. National Lab images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 52.9 kB

  • Original 78.8 kB
  • After minification 76.4 kB
  • After compression 25.9 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 52.9 kB or 67% of the original size.

CSS Optimization

-86%

Potential reduce by 7.5 kB

  • Original 8.7 kB
  • After minification 4.4 kB
  • After compression 1.2 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. Nationallab.eu needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 86% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

22

After Optimization

22

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of National Lab. According to our analytics all requests are already optimized.

Accessibility Review

nationallab.eu accessibility score

88

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

nationallab.eu 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

nationallab.eu SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nationallab.eu can be misinterpreted by Google and other search engines. Our service has detected that German 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 Nationallab.eu main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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