Tools & Wizards About Us
kaller.de screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

kaller.de

Kaller & Kaller Werbeagentur Immobilienmarketing Design Berlin Nürnberg

Page Load Speed

4 sec in total

First Response

315 ms

Resources Loaded

3.4 sec

Page Rendered

313 ms

kaller.de screenshot

About Website

Click here to check amazing Kaller content. Otherwise, check out these important facts you probably never knew about kaller.de

Werbeagentur Kaller & Kaller in Berlin und Nürnberg für Immobilienmarketing, Corporate Design und Webdesign. Wir sind schnell, engagiert und umsetzungsstark.

Visit kaller.de

Key Findings

We analyzed Kaller.de page load time and found that the first response time was 315 ms and then it took 3.7 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

kaller.de performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

14/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value6.3 s

41/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0.259

47/100

15%

TTI (Time to Interactive)

Value7.0 s

53/100

10%

Network Requests Diagram

kaller.de

315 ms

www.kaller.de

987 ms

wp-emoji-release.min.js

256 ms

style.min.css

467 ms

classic-themes.min.css

283 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that all of those requests were addressed to Kaller.de and no external sources were called. The less responsive or slowest element that took the longest time to load (987 ms) belongs to the original domain Kaller.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 386.8 kB (36%)

Content Size

1.1 MB

After Optimization

696.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kaller.de main page is 1.1 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. 25% of websites need less resources to load. Images take 505.4 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 78.7 kB

  • Original 93.4 kB
  • After minification 79.1 kB
  • After compression 14.7 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. This page needs HTML code to be minified as it can gain 14.3 kB, which is 15% 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 78.7 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 5.6 kB

  • Original 505.4 kB
  • After minification 499.8 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. Kaller images are well optimized though.

JavaScript Optimization

-34%

Potential reduce by 72.1 kB

  • Original 209.6 kB
  • After minification 209.5 kB
  • After compression 137.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 72.1 kB or 34% of the original size.

CSS Optimization

-84%

Potential reduce by 230.3 kB

  • Original 274.9 kB
  • After minification 246.9 kB
  • After compression 44.6 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. Kaller.de needs all CSS files to be minified and compressed as it can save up to 230.3 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (19%)

Requests Now

36

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kaller. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kaller.de

kaller.de

315 ms

www.kaller.de

www.kaller.de

987 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

256 ms

style.min.css

style.min.css

467 ms

classic-themes.min.css

classic-themes.min.css

283 ms

pagenavi-css.css

pagenavi-css.css

215 ms

style.css

style.css

464 ms

dflip.min.css

dflip.min.css

283 ms

borlabs-cookie_1_de.css

borlabs-cookie_1_de.css

377 ms

royalslider.css

royalslider.css

308 ms

rsKaller.css

rsKaller.css

309 ms

jquery.min.js

jquery.min.js

379 ms

autoptimize_152aafc69c8e5ce95cdb4846f4317df3.js

autoptimize_152aafc69c8e5ce95cdb4846f4317df3.js

654 ms

grau.png

grau.png

119 ms

Logo_kaller_und_kaller_Desktop.svg

Logo_kaller_und_kaller_Desktop.svg

115 ms

navi-normal-hover-states.svg

navi-normal-hover-states.svg

123 ms

close-nomal-hover-states.svg

close-nomal-hover-states.svg

119 ms

black-line-60.png

black-line-60.png

116 ms

KK_sustainable_2302_dark.jpg

KK_sustainable_2302_dark.jpg

230 ms

KK_reibungslos_2302_dark.jpg

KK_reibungslos_2302_dark.jpg

239 ms

corporate-design.jpg

corporate-design.jpg

237 ms

mittelstand.jpg

mittelstand.jpg

322 ms

immobilien.jpg

immobilien.jpg

413 ms

webdesign.jpg

webdesign.jpg

343 ms

Button_Jobs_150_1.jpg

Button_Jobs_150_1.jpg

351 ms

pfeil_rechts.svg

pfeil_rechts.svg

348 ms

facebook.svg

facebook.svg

343 ms

linkedin.svg

linkedin.svg

420 ms

instagram.svg

instagram.svg

436 ms

4d0e252c-d811-4a5d-a7f3-6ad72c6b76f2.woff

4d0e252c-d811-4a5d-a7f3-6ad72c6b76f2.woff

715 ms

1b696b29-a6bd-4411-a50f-37fd8a209b36.woff

1b696b29-a6bd-4411-a50f-37fd8a209b36.woff

879 ms

KK-Logobox-f%C3%BCr-rundes-Element-1705.jpg

KK-Logobox-f%C3%BCr-rundes-Element-1705.jpg

624 ms

borlabs-cookie-icon-black.svg

borlabs-cookie-icon-black.svg

234 ms

grab.png

grab.png

211 ms

KK_Slides_Startseite-1412_024-1200x380.gif

KK_Slides_Startseite-1412_024-1200x380.gif

229 ms

KK_Slides_Startseite-1412_02b-1200x380.gif

KK_Slides_Startseite-1412_02b-1200x380.gif

306 ms

KK_Slides_Startseite-1412_044-1200x380.gif

KK_Slides_Startseite-1412_044-1200x380.gif

307 ms

KK_Slides_fisch2-1200x380.gif

KK_Slides_fisch2-1200x380.gif

331 ms

KK_Slides_Startseite-1412_06b-1200x380.gif

KK_Slides_Startseite-1412_06b-1200x380.gif

419 ms

preloader.gif

preloader.gif

416 ms

Mark-Kaller-Philip-Kaller.jpg

Mark-Kaller-Philip-Kaller.jpg

114 ms

Accessibility Review

kaller.de accessibility score

86

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

Heading elements are not in a sequentially-descending order

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

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

kaller.de best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

kaller.de SEO score

91

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

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

High

Tap targets are not sized appropriately

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 Kaller.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 Kaller.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

kaller.de

Open Graph data is detected on the main page of Kaller. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: