Tools & Wizards About Us
catappa.nl screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

catappa.nl

Your freshwater shrimp and aquarium specialist - Onlineaquariumspullen

Page Load Speed

3.1 sec in total

First Response

369 ms

Resources Loaded

2.4 sec

Page Rendered

318 ms

catappa.nl screenshot

About Website

Click here to check amazing Catappa content. Otherwise, check out these important facts you probably never knew about catappa.nl

Onlineaquariumspullen is a company that specializes in freshwater shrimp and crayfish but we offer a wider range of products.

Visit catappa.nl

Key Findings

We analyzed Catappa.nl page load time and found that the first response time was 369 ms and then it took 2.7 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

catappa.nl performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value1,220 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.116

85/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

Network Requests Diagram

catappa.nl

369 ms

358 ms

cookielaw.css

80 ms

js

91 ms

css

67 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Catappa.nl, 64% (48 requests) were made to Cdn.webshopapp.com and 5% (4 requests) were made to Onlineaquariumspullen.nl. The less responsive or slowest element that took the longest time to load (654 ms) relates to the external source Lightspeed.multisafepay.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.5 kB (21%)

Content Size

659.0 kB

After Optimization

523.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Catappa.nl main page is 659.0 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. 50% of websites need less resources to load. Images take 298.1 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 134.0 kB

  • Original 151.8 kB
  • After minification 124.1 kB
  • After compression 17.8 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. This page needs HTML code to be minified as it can gain 27.7 kB, which is 18% 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 134.0 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 298.1 kB
  • After minification 298.1 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. Catappa images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 939 B

  • Original 203.2 kB
  • After minification 203.2 kB
  • After compression 202.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-10%

Potential reduce by 586 B

  • Original 6.0 kB
  • After minification 6.0 kB
  • After compression 5.4 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. Catappa.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (43%)

Requests Now

67

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Catappa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

catappa.nl

catappa.nl

369 ms

358 ms

cookielaw.css

cookielaw.css

80 ms

js

js

91 ms

css

css

67 ms

css

css

84 ms

bootstrap.min.css

bootstrap.min.css

65 ms

style.css

style.css

69 ms

settings.css

settings.css

68 ms

gui-2-0.css

gui-2-0.css

72 ms

custom.css

custom.css

72 ms

responsive.css

responsive.css

83 ms

jquery-1-9-1.js

jquery-1-9-1.js

87 ms

jquery-ui-1-10-1.js

jquery-ui-1-10-1.js

126 ms

jquery-migrate-1-1-1.js

jquery-migrate-1-1-1.js

143 ms

global.js

global.js

124 ms

gui.js

gui.js

145 ms

countdown.js

countdown.js

145 ms

v2

v2

59 ms

jquery.mmenu.min.css

jquery.mmenu.min.css

196 ms

jquery.mmenu.min.js

jquery.mmenu.min.js

387 ms

jcarousel.js

jcarousel.js

153 ms

email-decode.min.js

email-decode.min.js

34 ms

js

js

142 ms

gtm.js

gtm.js

81 ms

background.png

background.png

437 ms

logo.png

logo.png

24 ms

the-largest-collection-rare-aquarium-moss-species.jpg

the-largest-collection-rare-aquarium-moss-species.jpg

23 ms

your-shrimp-specialist.jpg

your-shrimp-specialist.jpg

23 ms

an-extensive-assortment-of-plants-safe-for-even-th.jpg

an-extensive-assortment-of-plants-safe-for-even-th.jpg

25 ms

a-tool-for-every-aquascape.jpg

a-tool-for-every-aquascape.jpg

38 ms

aquaria.jpg

aquaria.jpg

33 ms

aquarium-animals.jpg

aquarium-animals.jpg

33 ms

shrimp-feed-feed-for-crayfish.jpg

shrimp-feed-feed-for-crayfish.jpg

34 ms

shrimp-feed.jpg

shrimp-feed.jpg

37 ms

natural-products.jpg

natural-products.jpg

60 ms

aquarium-plants.jpg

aquarium-plants.jpg

46 ms

technics.jpg

technics.jpg

45 ms

wabi-kusa.jpg

wabi-kusa.jpg

49 ms

aquarium-filters.jpg

aquarium-filters.jpg

60 ms

cooling.jpg

cooling.jpg

60 ms

active-soil.jpg

active-soil.jpg

59 ms

sale.jpg

sale.jpg

63 ms

dennerle-nano-scapers-tank-35-liters.jpg

dennerle-nano-scapers-tank-35-liters.jpg

74 ms

dennerle-nano-cube-led-style-10-liters-set.jpg

dennerle-nano-cube-led-style-10-liters-set.jpg

72 ms

chihiros-c-led-c201.jpg

chihiros-c-led-c201.jpg

94 ms

chihiros-c-led-c251.jpg

chihiros-c-led-c251.jpg

72 ms

chihiros-b-series-20-30cm.jpg

chihiros-b-series-20-30cm.jpg

78 ms

chihiros-b-series-30-50cm.jpg

chihiros-b-series-30-50cm.jpg

443 ms

chihiros-a2-led-30cm.jpg

chihiros-a2-led-30cm.jpg

91 ms

chihiros-a2-led-35cm.jpg

chihiros-a2-led-35cm.jpg

85 ms

superfish-rvs-in-outflow-set.jpg

superfish-rvs-in-outflow-set.jpg

125 ms

caridina-multidentata-japonica-xl-shrimp-group-of.jpg

caridina-multidentata-japonica-xl-shrimp-group-of.jpg

100 ms

blank.gif

blank.gif

102 ms

icon-payment-banktransfer.png

icon-payment-banktransfer.png

106 ms

icon-payment-cash.png

icon-payment-cash.png

114 ms

icon-payment-klarnapaylater.png

icon-payment-klarnapaylater.png

117 ms

lang.png

lang.png

32 ms

esDR31xSG-6AGleN2tWklpUEGpA.woff

esDR31xSG-6AGleN2tWklpUEGpA.woff

25 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

25 ms

dennerle-nano-cube-led-style-10-liters-set.jpg

dennerle-nano-cube-led-style-10-liters-set.jpg

118 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQUwaEQXjM.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQUwaEQXjM.woff

115 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQUwaEQXjM.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQUwaEQXjM.woff

116 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQUwaEQXjM.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQUwaEQXjM.woff

116 ms

social-icons.png

social-icons.png

115 ms

pageview.js

pageview.js

121 ms

loader.js

loader.js

183 ms

awAddGift.js

awAddGift.js

109 ms

multisafepaycheckout.js

multisafepaycheckout.js

654 ms

apploader.js

apploader.js

470 ms

trackingUser

trackingUser

406 ms

main.js

main.js

9 ms

init

init

79 ms

jquery.min.js

jquery.min.js

24 ms

setup

setup

78 ms

Accessibility Review

catappa.nl accessibility score

90

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

Links do not have a discernible name

Best Practices

catappa.nl best practices score

67

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

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

SEO Factors

catappa.nl SEO score

82

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

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

catappa.nl

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