Report Summary

  • 85

    Performance

    Renders faster than
    89% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 0

    Best Practices

  • 100

    SEO

    Google-friendlier than
    95% of websites

hessen-alarm.de

Sicherheitstechnik Klug in Niddatal & Frankfurt am Main

Page Load Speed

5.4 sec in total

First Response

1.1 sec

Resources Loaded

4 sec

Page Rendered

260 ms

hessen-alarm.de screenshot

About Website

Visit hessen-alarm.de now to see the best up-to-date Hessen Alarm content and also check out these interesting facts you probably never knew about hessen-alarm.de

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Key Findings

We analyzed Hessen-alarm.de page load time and found that the first response time was 1.1 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

hessen-alarm.de performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

58/100

25%

SI (Speed Index)

Value2.3 s

99/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

hessen-alarm.de

1132 ms

bootstrap.css

518 ms

responsive.css

308 ms

camera.css

309 ms

style.css

204 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 87% of them (67 requests) were addressed to the original Hessen-alarm.de, 5% (4 requests) were made to Fonts.googleapis.com and 5% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Hessen-alarm.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (62%)

Content Size

1.6 MB

After Optimization

616.7 kB

In fact, the total size of Hessen-alarm.de main page is 1.6 MB. 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. Javascripts take 982.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 25.7 kB

  • Original 33.5 kB
  • After minification 32.6 kB
  • After compression 7.8 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 25.7 kB or 77% of the original size.

Image Optimization

-14%

Potential reduce by 43.6 kB

  • Original 316.5 kB
  • After minification 272.9 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, Hessen Alarm needs image optimization as it can save up to 43.6 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 693.1 kB

  • Original 982.5 kB
  • After minification 953.9 kB
  • After compression 289.5 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 693.1 kB or 71% of the original size.

CSS Optimization

-85%

Potential reduce by 261.3 kB

  • Original 307.8 kB
  • After minification 266.8 kB
  • After compression 46.5 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. Hessen-alarm.de needs all CSS files to be minified and compressed as it can save up to 261.3 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (53%)

Requests Now

72

After Optimization

34

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hessen Alarm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

hessen-alarm.de accessibility score

95

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

SEO Factors

hessen-alarm.de SEO score

100

Search Engine Optimization Advices

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

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hessen-alarm.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 Hessen-alarm.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 Hessen Alarm. 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: