Tools & Wizards About Us
katten.openstart.nl screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

katten.openstart.nl

Katten startpagina - sinds 2004 een begrip in Nederland

Page Load Speed

5.6 sec in total

First Response

1.6 sec

Resources Loaded

3.8 sec

Page Rendered

223 ms

katten.openstart.nl screenshot

About Website

Welcome to katten.openstart.nl homepage info - get ready to check Katten Openstart best content for Netherlands right away, or after learning these important things about katten.openstart.nl

Complete overzichtelijke startpagina. Handig voor dagelijks gebruik met genoeg tips en handige websites over Katten. Ontdek het direct.

Visit katten.openstart.nl

Key Findings

We analyzed Katten.openstart.nl page load time and found that the first response time was 1.6 sec and then it took 4 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

katten.openstart.nl performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value11.0 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value1,960 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.114

86/100

15%

TTI (Time to Interactive)

Value17.6 s

4/100

10%

Network Requests Diagram

katten.openstart.nl

1594 ms

js

57 ms

style.css

613 ms

jquery.min.js

735 ms

jquery-migrate.min.js

544 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Katten.openstart.nl, 29% (11 requests) were made to Openstart.nl and 16% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Katten.openstart.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 90.1 kB (12%)

Content Size

725.5 kB

After Optimization

635.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Katten.openstart.nl main page is 725.5 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. 70% of websites need less resources to load. Images take 360.6 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 37.2 kB

  • Original 46.2 kB
  • After minification 39.7 kB
  • After compression 8.9 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 6.5 kB, which is 14% 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 37.2 kB or 81% of the original size.

Image Optimization

-5%

Potential reduce by 18.1 kB

  • Original 360.6 kB
  • After minification 342.4 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. Katten Openstart images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 34.7 kB

  • Original 255.5 kB
  • After minification 255.5 kB
  • After compression 220.8 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 34.7 kB or 14% of the original size.

CSS Optimization

-0%

Potential reduce by 38 B

  • Original 63.2 kB
  • After minification 63.2 kB
  • After compression 63.2 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. Katten.openstart.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (48%)

Requests Now

31

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Katten Openstart. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

katten.openstart.nl

katten.openstart.nl

1594 ms

js

js

57 ms

style.css

style.css

613 ms

jquery.min.js

jquery.min.js

735 ms

jquery-migrate.min.js

jquery-migrate.min.js

544 ms

slippry.min.js

slippry.min.js

542 ms

js

js

39 ms

js

js

96 ms

js

js

66 ms

analytics.js

analytics.js

21 ms

collect

collect

13 ms

css

css

33 ms

css

css

50 ms

oTqKbjwaYgI

oTqKbjwaYgI

122 ms

show-nicki-minaj-komende-zondag-afgelast-om-gebeurtenissen-afgelopen-week.jpg

show-nicki-minaj-komende-zondag-afgelast-om-gebeurtenissen-afgelopen-week.jpg

149 ms

gouden-boek-voor-bestseller-de-camino-van-anya-niewierra.jpg

gouden-boek-voor-bestseller-de-camino-van-anya-niewierra.jpg

534 ms

wetenschappers-zien-oudste-sterrenstelsel-ooit-van-290-miljoen-jaar-na-oerknal.jpg

wetenschappers-zien-oudste-sterrenstelsel-ooit-van-290-miljoen-jaar-na-oerknal.jpg

533 ms

ajax-slijt-miskoop-mikautadze-met-3-miljoen-euro-verlies-aan-fc-metz.jpg

ajax-slijt-miskoop-mikautadze-met-3-miljoen-euro-verlies-aan-fc-metz.jpg

411 ms

OpenStart.nl_.png

OpenStart.nl_.png

105 ms

honden.jpg

honden.jpg

104 ms

animals-2222007_1920-1024x341.jpg

animals-2222007_1920-1024x341.jpg

533 ms

buiten-led-scherm-huren.jpg

buiten-led-scherm-huren.jpg

534 ms

Groepsreistips.jpg

Groepsreistips.jpg

534 ms

Google_Partners_logo.jpeg

Google_Partners_logo.jpeg

534 ms

banner.jpg

banner.jpg

535 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

24 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjr0B4gaVc.ttf

36 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

47 ms

4iCv6KVjbNBYlgoCjC3jsGyI.ttf

4iCv6KVjbNBYlgoCjC3jsGyI.ttf

46 ms

www-player.css

www-player.css

8 ms

www-embed-player.js

www-embed-player.js

29 ms

base.js

base.js

72 ms

ad_status.js

ad_status.js

208 ms

vew3z4FGGfOQQWY0jLwmIOCoLOGxM0mN428VwbwiwhQ.js

vew3z4FGGfOQQWY0jLwmIOCoLOGxM0mN428VwbwiwhQ.js

132 ms

embed.js

embed.js

50 ms

id

id

26 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

23 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

21 ms

Accessibility Review

katten.openstart.nl accessibility score

70

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.

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

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

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

katten.openstart.nl best practices score

83

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

katten.openstart.nl SEO score

90

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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Katten.openstart.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Katten.openstart.nl 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

katten.openstart.nl

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