Report Summary

  • 69

    Performance

    Renders faster than
    81% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

nwlab.net

Das Netzwerk-Portal :: network lab

Page Load Speed

3.1 sec in total

First Response

300 ms

Resources Loaded

2.1 sec

Page Rendered

729 ms

nwlab.net screenshot

About Website

Welcome to nwlab.net homepage info - get ready to check Nw Lab best content for Germany right away, or after learning these important things about nwlab.net

Informationen für Netzwerktechniker, Tutorials, Testberichte :: network lab - Fehlersuche, Netzwerkanalyse, Tools

Visit nwlab.net

Key Findings

We analyzed Nwlab.net page load time and found that the first response time was 300 ms and then it took 2.8 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

nwlab.net performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

66/100

25%

SI (Speed Index)

Value4.7 s

68/100

10%

TBT (Total Blocking Time)

Value400 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.3 s

39/100

10%

Network Requests Diagram

nwlab.net

300 ms

www.nwlab.net

678 ms

nwlab-style.css

220 ms

cookieconsent.latest.min.js

33 ms

show_ads.js

5 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 81% of them (35 requests) were addressed to the original Nwlab.net, 9% (4 requests) were made to Pagead2.googlesyndication.com and 5% (2 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Nwlab.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 123.3 kB (16%)

Content Size

779.5 kB

After Optimization

656.2 kB

In fact, the total size of Nwlab.net main page is 779.5 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. 40% of websites need less resources to load. Images take 701.7 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 37.0 kB

  • Original 53.6 kB
  • After minification 52.6 kB
  • After compression 16.6 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. 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 37.0 kB or 69% of the original size.

Image Optimization

-11%

Potential reduce by 78.3 kB

  • Original 701.7 kB
  • After minification 623.4 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, Nw Lab needs image optimization as it can save up to 78.3 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 165 B

  • Original 14.8 kB
  • After minification 14.7 kB
  • After compression 14.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-83%

Potential reduce by 7.8 kB

  • Original 9.4 kB
  • After minification 6.7 kB
  • After compression 1.6 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. Nwlab.net needs all CSS files to be minified and compressed as it can save up to 7.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (10%)

Requests Now

40

After Optimization

36

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nw Lab. 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 as a result speed up the page load time.

Accessibility Review

nwlab.net accessibility score

81

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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.

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

<frame> or <iframe> elements do not have a title

Best Practices

nwlab.net best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

nwlab.net SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nwlab.net can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Nwlab.net 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 Nw 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: