Tools & Wizards About Us
stumpel.nl screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

stumpel.nl

Stumpel.nl - boeken, kantoorartikelen, ICT en kantoorinrichting

Page Load Speed

4.9 sec in total

First Response

1 sec

Resources Loaded

3.6 sec

Page Rendered

279 ms

stumpel.nl screenshot

About Website

Click here to check amazing Stumpel content for Netherlands. Otherwise, check out these important facts you probably never knew about stumpel.nl

Stumpel is naast een (online) boekhandel en schoolspullen leverancier voor zakelijke klanten dé expert op het gebied van kantoorartikelen - Gratis verzending vanaf €20

Visit stumpel.nl

Key Findings

We analyzed Stumpel.nl page load time and found that the first response time was 1 sec and then it took 3.9 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

stumpel.nl performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

33/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.028

100/100

15%

TTI (Time to Interactive)

Value15.1 s

7/100

10%

Network Requests Diagram

www.stumpel.nl

1039 ms

css

24 ms

css

36 ms

styles.css

153 ms

widgets.css

165 ms

Our browser made a total of 126 requests to load all elements on the main page. We found that 92% of them (116 requests) were addressed to the original Stumpel.nl, 2% (2 requests) were made to Fonts.googleapis.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Stumpel.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 919.3 kB (37%)

Content Size

2.5 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Stumpel.nl main page is 2.5 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. 65% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 123.7 kB

  • Original 143.0 kB
  • After minification 110.9 kB
  • After compression 19.3 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 32.1 kB, which is 22% 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 123.7 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 50.6 kB

  • Original 1.4 MB
  • After minification 1.3 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. Stumpel images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 428.2 kB

  • Original 566.8 kB
  • After minification 428.9 kB
  • After compression 138.6 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 428.2 kB or 76% of the original size.

CSS Optimization

-83%

Potential reduce by 316.7 kB

  • Original 380.6 kB
  • After minification 313.0 kB
  • After compression 63.9 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. Stumpel.nl needs all CSS files to be minified and compressed as it can save up to 316.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (31%)

Requests Now

121

After Optimization

83

  • Images
  • JavaScript
  • CSS

The browser has sent 121 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stumpel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.stumpel.nl

www.stumpel.nl

1039 ms

css

css

24 ms

css

css

36 ms

styles.css

styles.css

153 ms

widgets.css

widgets.css

165 ms

owl.carousel.css

owl.carousel.css

163 ms

amlabel.css

amlabel.css

167 ms

amlist.css

amlist.css

172 ms

amshopby.css

amshopby.css

173 ms

cube.css

cube.css

232 ms

menu.css

menu.css

241 ms

local.css

local.css

242 ms

prototype.js

prototype.js

404 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

344 ms

ccard.js

ccard.js

259 ms

validation.js

validation.js

311 ms

builder.js

builder.js

320 ms

effects.js

effects.js

321 ms

dragdrop.js

dragdrop.js

344 ms

controls.js

controls.js

391 ms

slider.js

slider.js

399 ms

js.js

js.js

401 ms

form.js

form.js

430 ms

menu.js

menu.js

430 ms

translate.js

translate.js

469 ms

cookies.js

cookies.js

478 ms

readmore.min.js

readmore.min.js

483 ms

owl.carousel.min.js

owl.carousel.min.js

484 ms

jquery.hoverIntent.minified.js

jquery.hoverIntent.minified.js

514 ms

jquery.ba-hashchange.min.js

jquery.ba-hashchange.min.js

515 ms

autocomplete.js

autocomplete.js

548 ms

jquery.placeholder.min.js

jquery.placeholder.min.js

556 ms

menu.js

menu.js

559 ms

local.js

local.js

561 ms

flexslider.js

flexslider.js

602 ms

style1.css

style1.css

543 ms

style2.css

style2.css

562 ms

style3.css

style3.css

573 ms

ga.js

ga.js

32 ms

j.php

j.php

31 ms

bg-to-top.gif

bg-to-top.gif

85 ms

bg-btn_cart.gif

bg-btn_cart.gif

201 ms

ico-basket.png

ico-basket.png

85 ms

top-menu-link-seperator.png

top-menu-link-seperator.png

201 ms

logo.png

logo.png

86 ms

icon-loop.png

icon-loop.png

88 ms

slider_on.png

slider_on.png

244 ms

Bestseller-stumpel.png

Bestseller-stumpel.png

248 ms

Menu_afbeelding_Fellowes.png

Menu_afbeelding_Fellowes.png

440 ms

menu_afbeelding_facilitair2.png

menu_afbeelding_facilitair2.png

401 ms

Menu_afbeelding_LeitzIcon2.png

Menu_afbeelding_LeitzIcon2.png

460 ms

menu_afbeelding_-_TI-84_grafische_rekenmachine_geld_terug_actie_1.png

menu_afbeelding_-_TI-84_grafische_rekenmachine_geld_terug_actie_1.png

449 ms

menu_afbeelding_thuis___hobby.png

menu_afbeelding_thuis___hobby.png

525 ms

Activiteiten.png

Activiteiten.png

480 ms

BannerHomepage.jpg

BannerHomepage.jpg

482 ms

levensechte-huisdieren.png

levensechte-huisdieren.png

519 ms

Blokhome-hp-cashback.png

Blokhome-hp-cashback.png

535 ms

home-kantoorinrichting.png

home-kantoorinrichting.png

547 ms

9789082410624_fv_01.jpg

9789082410624_fv_01.jpg

560 ms

9789029090865_fv_01.jpg

9789029090865_fv_01.jpg

561 ms

9789059366428_fv_01.jpg

9789059366428_fv_01.jpg

599 ms

9789044515268_fv_01.jpg

9789044515268_fv_01.jpg

602 ms

9789023496113_fv_01.jpg

9789023496113_fv_01.jpg

621 ms

9789023495499_fv_01.jpg

9789023495499_fv_01.jpg

632 ms

9789045021072_fv_01.jpg

9789045021072_fv_01.jpg

640 ms

9789026328060_fv_01.jpg

9789026328060_fv_01.jpg

641 ms

9789023494690_fv_01.jpg

9789023494690_fv_01.jpg

678 ms

9789022569061_fv_01.jpg

9789022569061_fv_01.jpg

682 ms

9789044629354.jpg

9789044629354.jpg

707 ms

9789400405325.jpg

9789400405325.jpg

717 ms

9789026332067_fv_01.jpg

9789026332067_fv_01.jpg

720 ms

9789029090766_fv_01.jpg

9789029090766_fv_01.jpg

721 ms

9789029504843_fv_01.jpg

9789029504843_fv_01.jpg

758 ms

9789022575321_fv_01.jpg

9789022575321_fv_01.jpg

761 ms

9789000346868_fv_01.jpg

9789000346868_fv_01.jpg

793 ms

9789400507265_fv_01.jpg

9789400507265_fv_01.jpg

787 ms

__utm.gif

__utm.gif

16 ms

v.gif

v.gif

12 ms

collect

collect

175 ms

DvlFBScY1r-FMtZSYIYoYw.ttf

DvlFBScY1r-FMtZSYIYoYw.ttf

123 ms

v0SdcGFAl2aezM9Vq_aFTQ.ttf

v0SdcGFAl2aezM9Vq_aFTQ.ttf

123 ms

9789045029771_fv_01.jpg

9789045029771_fv_01.jpg

722 ms

9789021400082_fv_01.jpg

9789021400082_fv_01.jpg

719 ms

9789022998762.jpg

9789022998762.jpg

756 ms

9789048828418_fv_01.jpg

9789048828418_fv_01.jpg

758 ms

9789023495246_fv_01.jpg

9789023495246_fv_01.jpg

685 ms

9789044629750_fv_01.jpg

9789044629750_fv_01.jpg

683 ms

ga-audiences

ga-audiences

33 ms

9789026333286_fv_01.jpg

9789026333286_fv_01.jpg

640 ms

9789059566798_fv_01.jpg

9789059566798_fv_01.jpg

644 ms

9789085164180_fv_01.jpg

9789085164180_fv_01.jpg

521 ms

9789044629651_fv_01.jpg

9789044629651_fv_01.jpg

485 ms

9789023495437_fv_01.jpg

9789023495437_fv_01.jpg

513 ms

9789000344246_fv_01.jpg

9789000344246_fv_01.jpg

510 ms

9789023497332_fv_01.jpg

9789023497332_fv_01.jpg

485 ms

9789045118642_fv_01.jpg

9789045118642_fv_01.jpg

496 ms

9789048826728_fv_01.jpg

9789048826728_fv_01.jpg

483 ms

9789025446451_fv_01.jpg

9789025446451_fv_01.jpg

481 ms

9789056725426_fv_01.jpg

9789056725426_fv_01.jpg

506 ms

beste-verkocht-e-boeke.png

beste-verkocht-e-boeke.png

494 ms

lol.png

lol.png

495 ms

de-beste-verkochte-boeken-60.png

de-beste-verkochte-boeken-60.png

502 ms

9789460682841_fv_01.jpg

9789460682841_fv_01.jpg

483 ms

9789044349450_fv_01.jpg

9789044349450_fv_01.jpg

482 ms

10665160_fv_01.jpg

10665160_fv_01.jpg

502 ms

10593832_fv_01_2.jpg

10593832_fv_01_2.jpg

490 ms

10458730_fv_01.jpg

10458730_fv_01.jpg

500 ms

s-black-a_1.jpg

s-black-a_1.jpg

507 ms

148-00100.jpg

148-00100.jpg

483 ms

9789401423618_fv_01.jpg

9789401423618_fv_01.jpg

481 ms

9789024567447_fv_01.jpg

9789024567447_fv_01.jpg

493 ms

callmeback.png

callmeback.png

485 ms

ajax-loader-tr.gif

ajax-loader-tr.gif

506 ms

USP_s-Stumpel-v2.jpg

USP_s-Stumpel-v2.jpg

512 ms

iDeal---Mastercard---Visa.png

iDeal---Mastercard---Visa.png

486 ms

American-express---PayPal---Boekenbon.png

American-express---PayPal---Boekenbon.png

481 ms

Twitter.png

Twitter.png

488 ms

FB-f-Logo__blue_29.png

FB-f-Logo__blue_29.png

481 ms

ig-badge-48.png

ig-badge-48.png

510 ms

arrow-black.gif

arrow-black.gif

516 ms

top-menu-nav-begin.png

top-menu-nav-begin.png

482 ms

bg-btn.gif

bg-btn.gif

482 ms

footermenu-bg.png

footermenu-bg.png

483 ms

stumpelicon.png

stumpelicon.png

481 ms

arrow-white.png

arrow-white.png

516 ms

print.css

print.css

81 ms

Accessibility Review

stumpel.nl accessibility score

98

Accessibility Issues

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

stumpel.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

stumpel.nl SEO score

89

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

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 Stumpel.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 Stumpel.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

stumpel.nl

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