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puzzels.nl screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

puzzels.nl

Denksport puzzelboekjes – Er is maar één Denksport | Denksport

Page Load Speed

3.3 sec in total

First Response

414 ms

Resources Loaded

2.6 sec

Page Rendered

317 ms

puzzels.nl screenshot

About Website

Visit puzzels.nl now to see the best up-to-date Puzzels content and also check out these interesting facts you probably never knew about puzzels.nl

Het grootste assortiment puzzelboekjes van Nederland. Sudoku, cryptogram, woordzoeker, kleurboeken en nog veel meer. Gratis verzending. Tot 20% korting op abonnementen.

Visit puzzels.nl

Key Findings

We analyzed Puzzels.nl page load time and found that the first response time was 414 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

puzzels.nl performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value29.6 s

0/100

25%

SI (Speed Index)

Value15.4 s

1/100

10%

TBT (Total Blocking Time)

Value2,450 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.074

95/100

15%

TTI (Time to Interactive)

Value30.5 s

0/100

10%

Network Requests Diagram

puzzels.nl

414 ms

www.denksport.com

650 ms

calendar.min.css

20 ms

styles-m.min.css

26 ms

tooltipster.min.css

24 ms

Our browser made a total of 194 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Puzzels.nl, 94% (182 requests) were made to Denksport.com and 3% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (650 ms) relates to the external source Denksport.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 305.6 kB (8%)

Content Size

4.0 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Puzzels.nl main page is 4.0 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. Only a small number of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 192.4 kB

  • Original 237.9 kB
  • After minification 220.0 kB
  • After compression 45.6 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 192.4 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 109.6 kB

  • Original 3.3 MB
  • After minification 3.2 MB

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. Puzzels images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.1 kB

  • Original 252.6 kB
  • After minification 252.6 kB
  • After compression 249.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 574 B

  • Original 144.6 kB
  • After minification 144.5 kB
  • After compression 144.0 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. Puzzels.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 133 (72%)

Requests Now

184

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 184 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Puzzels. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 125 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

puzzels.nl

puzzels.nl

414 ms

www.denksport.com

www.denksport.com

650 ms

calendar.min.css

calendar.min.css

20 ms

styles-m.min.css

styles-m.min.css

26 ms

tooltipster.min.css

tooltipster.min.css

24 ms

swiper.min.css

swiper.min.css

73 ms

button.min.css

button.min.css

57 ms

font-awesome.min.css

font-awesome.min.css

70 ms

styles-l.min.css

styles-l.min.css

57 ms

require.min.js

require.min.js

67 ms

requirejs-min-resolver.min.js

requirejs-min-resolver.min.js

66 ms

mixins.min.js

mixins.min.js

66 ms

requirejs-config.min.js

requirejs-config.min.js

69 ms

spinner.min.js

spinner.min.js

69 ms

megamenu.min.js

megamenu.min.js

69 ms

burgermenu.min.js

burgermenu.min.js

86 ms

alpine-v3.13.3.min.js

alpine-v3.13.3.min.js

80 ms

50549.js

50549.js

63 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

vcd15cbe7772f49c399c6a5babf22c1241717689176015

66 ms

css

css

57 ms

css

css

74 ms

print.min.css

print.min.css

13 ms

gtm.js

gtm.js

251 ms

denksport-logo.svg

denksport-logo.svg

105 ms

KNL_DS_WEB_4691_Banner_website_site_navigatie_291x248_jouw_favoriet.jpg

KNL_DS_WEB_4691_Banner_website_site_navigatie_291x248_jouw_favoriet.jpg

121 ms

puzzelboekjes-denksport-mobiel.jpg

puzzelboekjes-denksport-mobiel.jpg

123 ms

Online_puzzelen_4.png

Online_puzzelen_4.png

119 ms

gratis-online-puzzelen-mobiel.jpg

gratis-online-puzzelen-mobiel.jpg

122 ms

Vraag_banner_5.png

Vraag_banner_5.png

121 ms

klantenservice-denksport-mobiel.jpg

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120 ms

truck_lightblue.png

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180 ms

clipart1396601_lightblue.png

clipart1396601_lightblue.png

181 ms

label_lightblue.png

label_lightblue.png

181 ms

Category_Sudoku_IKN.png

Category_Sudoku_IKN.png

210 ms

Category_Boeken_BOA.png

Category_Boeken_BOA.png

210 ms

Category_Kruiswoord_KR5.png

Category_Kruiswoord_KR5.png

211 ms

Category_Doorloper_DL6.png

Category_Doorloper_DL6.png

215 ms

Category_WIN.png

Category_WIN.png

214 ms

Category_Logisch_LGV.png

Category_Logisch_LGV.png

215 ms

Category_Crypto_CRE.png

Category_Crypto_CRE.png

217 ms

Category_Zweeds_ZEX.png

Category_Zweeds_ZEX.png

216 ms

KNL_DS_WEB_4675_Bannersetgratisverzendenboekenzomer2024_1235x250.gif

KNL_DS_WEB_4675_Bannersetgratisverzendenboekenzomer2024_1235x250.gif

255 ms

KNL_DS_WEB_4657_Bannerset_Zomersale_2024_905x200_Banner.jpg

KNL_DS_WEB_4657_Bannerset_Zomersale_2024_905x200_Banner.jpg

249 ms

KNL_DS_WEB_4526_Bannerset_abo_campagne_denksport_je_fit_905x200.jpg

KNL_DS_WEB_4526_Bannerset_abo_campagne_denksport_je_fit_905x200.jpg

251 ms

VK_Denksport_COVER_met_banderol_2008x2825.jpg

VK_Denksport_COVER_met_banderol_2008x2825.jpg

258 ms

BVI-001_3D_2008x2835_1.png

BVI-001_3D_2008x2835_1.png

348 ms

BOL-3D_1.jpg

BOL-3D_1.jpg

255 ms

BAT-3D_2008x2825_1.jpg

BAT-3D_2008x2825_1.jpg

256 ms

TFP_HeroImage_1.png

TFP_HeroImage_1.png

338 ms

DL6_HeroImage_3.png

DL6_HeroImage_3.png

257 ms

4CR_HeroImage_1.png

4CR_HeroImage_1.png

259 ms

JGN_HeroImage_2.png

JGN_HeroImage_2.png

393 ms

SYN_HeroImage_4.png

SYN_HeroImage_4.png

347 ms

PVR-330-24_1200_2_1.png

PVR-330-24_1200_2_1.png

280 ms

WIN_HeroImage_1.png

WIN_HeroImage_1.png

279 ms

WPL-643-24_1200_1_1.png

WPL-643-24_1200_1_1.png

300 ms

win-435_webimage350.jpg

win-435_webimage350.jpg

292 ms

Thuiswinkel-Waarborg.png

Thuiswinkel-Waarborg.png

310 ms

truste_mark.png

truste_mark.png

318 ms

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K0nXBi8Jow.ttf

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K0nXBi8Jow.ttf

112 ms

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K5fQBi8Jow.ttf

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K5fQBi8Jow.ttf

170 ms

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K67QBi8Jow.ttf

QGY_z_wNahGAdqQ43RhVcIgYT2Xz5u32K67QBi8Jow.ttf

198 ms

jquery.min.js

jquery.min.js

289 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu173w5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu173w5aX8.ttf

123 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

123 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

123 ms

common.min.js

common.min.js

216 ms

dataPost.min.js

dataPost.min.js

232 ms

bootstrap.min.js

bootstrap.min.js

231 ms

app.min.js

app.min.js

251 ms

form-key-provider.min.js

form-key-provider.min.js

249 ms

mage-translation-dictionary.min.js

mage-translation-dictionary.min.js

248 ms

theme.min.js

theme.min.js

192 ms

slide-animation.min.js

slide-animation.min.js

195 ms

fly-to-cart-animation.min.js

fly-to-cart-animation.min.js

166 ms

keesing.woff

keesing.woff

173 ms

Luma-Icons.woff

Luma-Icons.woff

455 ms

jquery-mixin.min.js

jquery-mixin.min.js

179 ms

weltpixel_ga4_persistentlayer.min.js

weltpixel_ga4_persistentlayer.min.js

178 ms

weltpixel_ga4_gtm.min.js

weltpixel_ga4_gtm.min.js

201 ms

customer-data.min.js

customer-data.min.js

202 ms

customer-data-mixin.min.js

customer-data-mixin.min.js

170 ms

fsc.png

fsc.png

167 ms

iDEAL.png

iDEAL.png

165 ms

bancontact.png

bancontact.png

169 ms

paypall.png

paypall.png

163 ms

mastercard.png

mastercard.png

163 ms

visa.png

visa.png

166 ms

american-express.png

american-express.png

169 ms

sepa.png

sepa.png

178 ms

klarna.png

klarna.png

150 ms

instagram.png

instagram.png

151 ms

domReady.min.js

domReady.min.js

106 ms

main.min.js

main.min.js

93 ms

bootstrap.min.js

bootstrap.min.js

95 ms

template.min.js

template.min.js

99 ms

confirm.min.js

confirm.min.js

100 ms

widget.min.js

widget.min.js

103 ms

jquery-migrate.min.js

jquery-migrate.min.js

89 ms

slick.min.js

slick.min.js

103 ms

text.min.js

text.min.js

90 ms

translate.min.js

translate.min.js

94 ms

smart-keyboard-handler.min.js

smart-keyboard-handler.min.js

96 ms

mage.min.js

mage.min.js

99 ms

ie-class-fixer.min.js

ie-class-fixer.min.js

106 ms

types.min.js

types.min.js

99 ms

layout.min.js

layout.min.js

101 ms

wrapper.min.js

wrapper.min.js

70 ms

underscore.min.js

underscore.min.js

88 ms

local.min.js

local.min.js

99 ms

registry.min.js

registry.min.js

88 ms

knockout.min.js

knockout.min.js

73 ms

section-config.min.js

section-config.min.js

94 ms

url.min.js

url.min.js

91 ms

storage.min.js

storage.min.js

91 ms

storage-wrapper.min.js

storage-wrapper.min.js

97 ms

knockout-es5.min.js

knockout-es5.min.js

80 ms

scripts.min.js

scripts.min.js

74 ms

engine.min.js

engine.min.js

74 ms

bootstrap.min.js

bootstrap.min.js

84 ms

observable_array.min.js

observable_array.min.js

85 ms

bound-nodes.min.js

bound-nodes.min.js

80 ms

modal.min.js

modal.min.js

92 ms

version.min.js

version.min.js

86 ms

js-translation.json

js-translation.json

278 ms

main.min.js

main.min.js

81 ms

console-logger.min.js

console-logger.min.js

67 ms

events.min.js

events.min.js

42 ms

js.storage.min.js

js.storage.min.js

45 ms

observable_source.min.js

observable_source.min.js

44 ms

renderer.min.js

renderer.min.js

43 ms

knockout-repeat.min.js

knockout-repeat.min.js

35 ms

knockout-fast-foreach.min.js

knockout-fast-foreach.min.js

37 ms

resizable.min.js

resizable.min.js

36 ms

i18n.min.js

i18n.min.js

36 ms

scope.min.js

scope.min.js

44 ms

range.min.js

range.min.js

44 ms

mage-init.min.js

mage-init.min.js

46 ms

keyboard.min.js

keyboard.min.js

55 ms

optgroup.min.js

optgroup.min.js

53 ms

after-render.min.js

after-render.min.js

56 ms

autoselect.min.js

autoselect.min.js

71 ms

datepicker.min.js

datepicker.min.js

67 ms

outer_click.min.js

outer_click.min.js

68 ms

fadeVisible.min.js

fadeVisible.min.js

79 ms

collapsible.min.js

collapsible.min.js

76 ms

staticChecked.min.js

staticChecked.min.js

82 ms

simple-checked.min.js

simple-checked.min.js

94 ms

bind-html.min.js

bind-html.min.js

91 ms

tooltip.min.js

tooltip.min.js

96 ms

modal-slide.html

modal-slide.html

394 ms

modal-custom.html

modal-custom.html

392 ms

key-codes.min.js

key-codes.min.js

132 ms

core.min.js

core.min.js

134 ms

z-index.min.js

z-index.min.js

153 ms

color-picker.min.js

color-picker.min.js

164 ms

logger.min.js

logger.min.js

173 ms

entry-factory.min.js

entry-factory.min.js

185 ms

console-output-handler.min.js

console-output-handler.min.js

189 ms

formatter.min.js

formatter.min.js

191 ms

message-pool.min.js

message-pool.min.js

196 ms

levels-pool.min.js

levels-pool.min.js

192 ms

logger-utils.min.js

logger-utils.min.js

192 ms

cookie-wrapper.min.js

cookie-wrapper.min.js

201 ms

arrays.min.js

arrays.min.js

199 ms

compare.min.js

compare.min.js

199 ms

misc.min.js

misc.min.js

206 ms

objects.min.js

objects.min.js

199 ms

strings.min.js

strings.min.js

205 ms

template.min.js

template.min.js

211 ms

class.min.js

class.min.js

199 ms

loader.min.js

loader.min.js

207 ms

async.min.js

async.min.js

210 ms

data.min.js

data.min.js

128 ms

disable-selection.min.js

disable-selection.min.js

131 ms

focusable.min.js

focusable.min.js

144 ms

form.min.js

form.min.js

145 ms

ie.min.js

ie.min.js

166 ms

keycode.min.js

keycode.min.js

156 ms

labels.min.js

labels.min.js

170 ms

jquery-patch.min.js

jquery-patch.min.js

177 ms

plugin.min.js

plugin.min.js

180 ms

safe-active-element.min.js

safe-active-element.min.js

189 ms

safe-blur.min.js

safe-blur.min.js

193 ms

scroll-parent.min.js

scroll-parent.min.js

190 ms

tabbable.min.js

tabbable.min.js

181 ms

unique-id.min.js

unique-id.min.js

177 ms

spectrum.min.js

spectrum.min.js

175 ms

tinycolor.min.js

tinycolor.min.js

183 ms

entry.min.js

entry.min.js

172 ms

moment.min.js

moment.min.js

183 ms

js.cookie.min.js

js.cookie.min.js

164 ms

dom-observer.min.js

dom-observer.min.js

129 ms

bindings.min.js

bindings.min.js

136 ms

Accessibility Review

puzzels.nl accessibility score

87

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

puzzels.nl best practices score

75

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

puzzels.nl SEO score

84

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

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 Puzzels.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 Puzzels.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

puzzels.nl

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