Tools & Wizards About Us
unwetterzentrale.de screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    35% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 33

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

unwetterzentrale.de

Unwetterzentrale Deutschland - Alle Warnungen

Page Load Speed

3.3 sec in total

First Response

321 ms

Resources Loaded

2.8 sec

Page Rendered

153 ms

unwetterzentrale.de screenshot

About Website

Welcome to unwetterzentrale.de homepage info - get ready to check Unwetterzentrale best content for Germany right away, or after learning these important things about unwetterzentrale.de

Der Unwetter-Warndienst für Deutschland von MeteoGroup.

Visit unwetterzentrale.de

Key Findings

We analyzed Unwetterzentrale.de page load time and found that the first response time was 321 ms and then it took 3 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

unwetterzentrale.de performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value19.2 s

0/100

10%

TBT (Total Blocking Time)

Value20,700 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.085

93/100

15%

TTI (Time to Interactive)

Value30.3 s

0/100

10%

Network Requests Diagram

unwetterzentrale.de

321 ms

www.unwetterzentrale.de

320 ms

185 ms

jquery.smartbanner.css

176 ms

uwzcommon201106.css

200 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 31% of them (32 requests) were addressed to the original Unwetterzentrale.de, 7% (7 requests) were made to Apis.google.com and 7% (7 requests) were made to Adserver.adtech.de. The less responsive or slowest element that took the longest time to load (561 ms) belongs to the original domain Unwetterzentrale.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 647.8 kB (54%)

Content Size

1.2 MB

After Optimization

557.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Unwetterzentrale.de main page is 1.2 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. 60% of websites need less resources to load. Javascripts take 546.0 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 214.7 kB

  • Original 300.4 kB
  • After minification 299.0 kB
  • After compression 85.7 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 214.7 kB or 71% of the original size.

Image Optimization

-14%

Potential reduce by 44.1 kB

  • Original 310.9 kB
  • After minification 266.8 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, Unwetterzentrale needs image optimization as it can save up to 44.1 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

-64%

Potential reduce by 350.5 kB

  • Original 546.0 kB
  • After minification 539.6 kB
  • After compression 195.5 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 350.5 kB or 64% of the original size.

CSS Optimization

-80%

Potential reduce by 38.5 kB

  • Original 47.8 kB
  • After minification 37.1 kB
  • After compression 9.4 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. Unwetterzentrale.de needs all CSS files to be minified and compressed as it can save up to 38.5 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 64 (68%)

Requests Now

94

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Unwetterzentrale. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

unwetterzentrale.de

unwetterzentrale.de

321 ms

www.unwetterzentrale.de

www.unwetterzentrale.de

320 ms

185 ms

jquery.smartbanner.css

jquery.smartbanner.css

176 ms

uwzcommon201106.css

uwzcommon201106.css

200 ms

jquery.min.js

jquery.min.js

30 ms

uwz.js

uwz.js

219 ms

iam.js

iam.js

405 ms

jquery.smartbanner.js

jquery.smartbanner.js

218 ms

index_id43079608.js

index_id43079608.js

398 ms

plusone.js

plusone.js

67 ms

gpt.js

gpt.js

4 ms

pubads_impl_81.js

pubads_impl_81.js

6 ms

container.html

container.html

7 ms

Logo.gif

Logo.gif

93 ms

warn_all.gif

warn_all.gif

94 ms

warn_storm.gif

warn_storm.gif

92 ms

warn_heavyrain.gif

warn_heavyrain.gif

95 ms

warn_snowfall.gif

warn_snowfall.gif

93 ms

warn_thunderstorm.gif

warn_thunderstorm.gif

179 ms

warn_sleet.gif

warn_sleet.gif

181 ms

warn_temperature19.gif

warn_temperature19.gif

179 ms

warn_slipperiness19.gif

warn_slipperiness19.gif

180 ms

autobahnzeichen.jpg

autobahnzeichen.jpg

276 ms

fluss.jpeg

fluss.jpeg

180 ms

webcam.jpg

webcam.jpg

274 ms

deutschland_index.png

deutschland_index.png

355 ms

europe_index_preview_small.png

europe_index_preview_small.png

276 ms

Autobahnen.png

Autobahnen.png

447 ms

fluesse_deutschland.png

fluesse_deutschland.png

446 ms

webcam.png

webcam.png

355 ms

radar_de-v2_bg.jpg

radar_de-v2_bg.jpg

561 ms

radar_de-v2.gif

radar_de-v2.gif

447 ms

dummy.png

dummy.png

441 ms

europe_index_preview.png

europe_index_preview.png

444 ms

Logo02_neu.gif

Logo02_neu.gif

531 ms

ads

ads

239 ms

all.js

all.js

268 ms

osd.js

osd.js

5 ms

addyn%7C3.0%7C59%7C4295140%7C0%7C225%7CADTECH;cfp=1;rndc=1456747628;loc=100;target=_blank;grp=266;misc=1456747628625

addyn%7C3.0%7C59%7C4295140%7C0%7C225%7CADTECH;cfp=1;rndc=1456747628;loc=100;target=_blank;grp=266;misc=1456747628625

109 ms

npbillboard.js

npbillboard.js

28 ms

moatad.js

moatad.js

44 ms

adcount%7C2.0%7C59%7C6044342%7C0%7C1356%7CAdId=14022602;BnId=1;ct=2096224874;st=6362;adcid=1;itime=747628029;reqtype=5;;

adcount%7C2.0%7C59%7C6044342%7C0%7C1356%7CAdId=14022602;BnId=1;ct=2096224874;st=6362;adcid=1;itime=747628029;reqtype=5;;

96 ms

93 ms

xd_arbiter.php

xd_arbiter.php

258 ms

xd_arbiter.php

xd_arbiter.php

483 ms

redirect.html

redirect.html

11 ms

domready.min.js

domready.min.js

53 ms

nav-section-active-bg.gif

nav-section-active-bg.gif

119 ms

expansion_embed.js

expansion_embed.js

20 ms

css

css

124 ms

m_js_controller.js

m_js_controller.js

41 ms

abg.js

abg.js

43 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

12 ms

nessie_icon_thin_arrow_big_white.png

nessie_icon_thin_arrow_big_white.png

74 ms

search-bg-full-red.gif

search-bg-full-red.gif

103 ms

nadj

nadj

89 ms

widgets.js

widgets.js

135 ms

addyn%7C3.0%7C59%7C4295142%7C0%7C154%7CADTECH;loc=100;target=_blank;grp=266;misc=1456747629060

addyn%7C3.0%7C59%7C4295142%7C0%7C154%7CADTECH;loc=100;target=_blank;grp=266;misc=1456747629060

121 ms

2636254518293950864

2636254518293950864

48 ms

s

s

123 ms

x_button_blue2.png

x_button_blue2.png

48 ms

neg.js

neg.js

39 ms

pixel

pixel

46 ms

generic

generic

39 ms

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

51 ms

ADTECH;loc=100;target=_blank;kvnobanner=wall:bill;key=improve+;grp=undefined;misc=1456747629177

ADTECH;loc=100;target=_blank;kvnobanner=wall:bill;key=improve+;grp=undefined;misc=1456747629177

107 ms

generic

generic

18 ms

match

match

23 ms

adcount%7C2.0%7C59%7C4295142%7C0%7C154%7CAdId=13753882;BnId=3;ct=2096483918;st=2576;adcid=1;itime=747628377;reqtype=5;;

adcount%7C2.0%7C59%7C4295142%7C0%7C154%7CAdId=13753882;BnId=3;ct=2096483918;st=2576;adcid=1;itime=747628377;reqtype=5;;

190 ms

match

match

13 ms

match

match

14 ms

bounce

bounce

25 ms

match

match

7 ms

sync

sync

103 ms

match

match

4 ms

pixel.gif

pixel.gif

8 ms

footer-bg.gif

footer-bg.gif

111 ms

ga.js

ga.js

9 ms

pixel.gif

pixel.gif

3 ms

ttj

ttj

58 ms

AdId=13753882;BnId=1;ct=2096603763;st=5783;adcid=1;itime=747628547;reqtype=5;;key=improve%2B;

AdId=13753882;BnId=1;ct=2096603763;st=5783;adcid=1;itime=747628547;reqtype=5;;key=improve%2B;

105 ms

AdId=14022602;BnId=1;ct=2096603763;st=6805;adcid=1;itime=747628550;reqtype=5;;key=improve%2B;

AdId=14022602;BnId=1;ct=2096603763;st=6805;adcid=1;itime=747628550;reqtype=5;;key=improve%2B;

163 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

24 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

38 ms

fastbutton

fastbutton

108 ms

button.831500944bc3eb7ea5276ccdc3f71d2e.js

button.831500944bc3eb7ea5276ccdc3f71d2e.js

135 ms

__utm.gif

__utm.gif

34 ms

postmessageRelay

postmessageRelay

41 ms

hit.xiti

hit.xiti

219 ms

like.php

like.php

63 ms

api.js

api.js

38 ms

core:rpc:shindig.random:shindig.sha1.js

core:rpc:shindig.random:shindig.sha1.js

37 ms

2536007149-postmessagerelay.js

2536007149-postmessagerelay.js

35 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

15 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

14 ms

W5F8_SL0XFawnjxHGsZjJA.ttf

W5F8_SL0XFawnjxHGsZjJA.ttf

17 ms

qbEHJxuVK5u.js

qbEHJxuVK5u.js

487 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

551 ms

follow_button.6a78875565a912489e9aef879c881358.de.html

follow_button.6a78875565a912489e9aef879c881358.de.html

40 ms

jot

jot

94 ms

activeview

activeview

12 ms

Accessibility Review

unwetterzentrale.de accessibility score

73

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

unwetterzentrale.de best practices score

33

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

unwetterzentrale.de SEO score

58

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

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 Unwetterzentrale.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 Unwetterzentrale.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

unwetterzentrale.de

Open Graph description is not detected on the main page of Unwetterzentrale. 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: