Tools & Wizards About Us

Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

videoueberwachungstechnik-profi.de

Videoüberwachung Marken-Fachhandel mit Rabatt für Gewerbe, Industrie, Behörden

Page Load Speed

5.2 sec in total

First Response

391 ms

Resources Loaded

3.3 sec

Page Rendered

1.4 sec

About Website

Click here to check amazing Videoueberwachungstechnik Profi content for Germany. Otherwise, check out these important facts you probably never knew about videoueberwachungstechnik-profi.de

Willkommen bei ViSiTec, Ihr Spezialist für professionelle Videoüberwachung von A-Z. Mit Europas größtem Online-Angebot für Videoüberwachungstechnik sind wir Planer

Visit videoueberwachungstechnik-profi.de

Key Findings

We analyzed Videoueberwachungstechnik-profi.de page load time and found that the first response time was 391 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

videoueberwachungstechnik-profi.de performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value6.3 s

41/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

Network Requests Diagram

videoueberwachungstechnik-profi.de

391 ms

www.videoueberwachungstechnik-profi.de

1275 ms

stylesheet3.css

422 ms

default.js

432 ms

jquery.min.js

21 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 99% of them (82 requests) were addressed to the original Videoueberwachungstechnik-profi.de, 1% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Videoueberwachungstechnik-profi.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 415.4 kB (59%)

Content Size

705.5 kB

After Optimization

290.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Videoueberwachungstechnik-profi.de main page is 705.5 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. 25% of websites need less resources to load. HTML takes 382.2 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 340.2 kB

  • Original 382.2 kB
  • After minification 300.3 kB
  • After compression 41.9 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 81.9 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 340.2 kB or 89% of the original size.

Image Optimization

-25%

Potential reduce by 74.2 kB

  • Original 293.6 kB
  • After minification 219.4 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, Videoueberwachungstechnik Profi needs image optimization as it can save up to 74.2 kB or 25% 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 378 B

  • Original 25.8 kB
  • After minification 25.8 kB
  • After compression 25.4 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

-15%

Potential reduce by 584 B

  • Original 3.9 kB
  • After minification 3.9 kB
  • After compression 3.4 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. Videoueberwachungstechnik-profi.de needs all CSS files to be minified and compressed as it can save up to 584 B or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (4%)

Requests Now

79

After Optimization

76

  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Videoueberwachungstechnik Profi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

videoueberwachungstechnik-profi.de accessibility score

53

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

videoueberwachungstechnik-profi.de 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

videoueberwachungstechnik-profi.de SEO score

62

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Videoueberwachungstechnik-profi.de 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 Videoueberwachungstechnik-profi.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 Videoueberwachungstechnik Profi. 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: