Tools & Wizards About Us

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

blitzschutz.com

Blitzschutz Online - Infos, Firmen, News, Fachartikel, Diskussionsforum und mehr - alles rund um den Blitz!

Page Load Speed

1.8 sec in total

First Response

326 ms

Resources Loaded

1.3 sec

Page Rendered

151 ms

About Website

Click here to check amazing Blitzschutz content for Germany. Otherwise, check out these important facts you probably never knew about blitzschutz.com

Die Blitzschutz - Online Seiten befassen sich mit Themen rund um den Blitz. Hier finden Sie Hersteller- und Errichterfirmen, Sachverständige und Prüflabore, ein Diskussionsforum, viele Informationen, ...

Visit blitzschutz.com

Key Findings

We analyzed Blitzschutz.com page load time and found that the first response time was 326 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

blitzschutz.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

blitzschutz.com

326 ms

blitzschutz.com

525 ms

bso.css

103 ms

suche_start.gif

203 ms

suchebutton.gif

290 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that all of those requests were addressed to Blitzschutz.com and no external sources were called. The less responsive or slowest element that took the longest time to load (525 ms) belongs to the original domain Blitzschutz.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.3 kB (81%)

Content Size

35.1 kB

After Optimization

6.8 kB

  • HTML
  • CSS

In fact, the total size of Blitzschutz.com main page is 35.1 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. HTML takes 28.6 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 22.7 kB

  • Original 28.6 kB
  • After minification 24.9 kB
  • After compression 5.9 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 3.7 kB, which is 13% 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 22.7 kB or 79% of the original size.

CSS Optimization

-87%

Potential reduce by 5.7 kB

  • Original 6.5 kB
  • After minification 5.7 kB
  • After compression 838 B

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. Blitzschutz.com needs all CSS files to be minified and compressed as it can save up to 5.7 kB or 87% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

16

After Optimization

16

  • Images
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blitzschutz. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

blitzschutz.com accessibility score

57

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.

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

blitzschutz.com best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

blitzschutz.com SEO score

77

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 Blitzschutz.com 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 Blitzschutz.com 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 Blitzschutz. 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: