Report Summary

  • 81

    Performance

    Renders faster than
    87% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

nfz-witzke.de

Nutzfahrzeugtechnik Norbert Witzke e.K.

Page Load Speed

2 sec in total

First Response

503 ms

Resources Loaded

1.4 sec

Page Rendered

93 ms

nfz-witzke.de screenshot

About Website

Welcome to nfz-witzke.de homepage info - get ready to check Nfz Witzke best content right away, or after learning these important things about nfz-witzke.de

Ihre NFZ-Werkstatt für Nutzfahrzeuge aller Art in Bielefeld

Visit nfz-witzke.de

Key Findings

We analyzed Nfz-witzke.de page load time and found that the first response time was 503 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

nfz-witzke.de performance score

81

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

73/100

25%

SI (Speed Index)

Value4.6 s

70/100

10%

TBT (Total Blocking Time)

Value320 ms

76/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.4 s

83/100

10%

Network Requests Diagram

nfz-witzke.de

503 ms

www.nfz-witzke.de

758 ms

en

164 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that all of those requests were addressed to Nfz-witzke.de and no external sources were called. The less responsive or slowest element that took the longest time to load (758 ms) belongs to the original domain Nfz-witzke.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 kB (49%)

Content Size

2.2 kB

After Optimization

1.1 kB

In fact, the total size of Nfz-witzke.de main page is 2.2 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 2.2 kB which makes up the majority of the site volume.

HTML Optimization

-49%

Potential reduce by 1.1 kB

  • Original 2.2 kB
  • After minification 2.2 kB
  • After compression 1.1 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 1.1 kB or 49% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

nfz-witzke.de accessibility score

74

Accessibility Issues

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

nfz-witzke.de best practices score

83

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

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

nfz-witzke.de SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nfz-witzke.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Nfz-witzke.de 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 Nfz Witzke. 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: