Tools & Wizards About Us
extrabox.nl screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

extrabox.nl

Opslagruimte huren? De eerste maand slechts €1,- | 1BOX

Page Load Speed

2.6 sec in total

First Response

35 ms

Resources Loaded

1.9 sec

Page Rendered

654 ms

extrabox.nl screenshot

About Website

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

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Key Findings

We analyzed Extrabox.nl page load time and found that the first response time was 35 ms and then it took 2.6 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

extrabox.nl performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value1,240 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

extrabox.nl

35 ms

extrabox.nl

161 ms

www.1box.nl

651 ms

gtm.js

87 ms

mapbox-gl-geocoder.css

32 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Extrabox.nl, 83% (33 requests) were made to 1box.nl and 5% (2 requests) were made to Api.mapbox.com. The less responsive or slowest element that took the longest time to load (831 ms) relates to the external source 1box.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 213.4 kB (42%)

Content Size

502.7 kB

After Optimization

289.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Extrabox.nl main page is 502.7 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. 35% of websites need less resources to load. Images take 257.9 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 198.0 kB

  • Original 224.8 kB
  • After minification 223.9 kB
  • After compression 26.8 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. 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 198.0 kB or 88% of the original size.

Image Optimization

-5%

Potential reduce by 12.0 kB

  • Original 257.9 kB
  • After minification 245.9 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. Extrabox images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 1.6 kB

  • Original 10.0 kB
  • After minification 10.0 kB
  • After compression 8.4 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 1.6 kB or 16% of the original size.

CSS Optimization

-17%

Potential reduce by 1.7 kB

  • Original 9.9 kB
  • After minification 9.9 kB
  • After compression 8.2 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. Extrabox.nl needs all CSS files to be minified and compressed as it can save up to 1.7 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (14%)

Requests Now

36

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Extrabox. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

extrabox.nl

extrabox.nl

35 ms

extrabox.nl

extrabox.nl

161 ms

www.1box.nl

www.1box.nl

651 ms

gtm.js

gtm.js

87 ms

mapbox-gl-geocoder.css

mapbox-gl-geocoder.css

32 ms

mapbox-gl-geocoder.min.js

mapbox-gl-geocoder.min.js

33 ms

siteground-optimizer-combined-css-248bf0f817b34ab131d5024d502a546b.css

siteground-optimizer-combined-css-248bf0f817b34ab131d5024d502a546b.css

120 ms

app.4cea62.css

app.4cea62.css

197 ms

language-cookie.js

language-cookie.js

272 ms

lazysizes.min.js

lazysizes.min.js

288 ms

app.2fba35.js

app.2fba35.js

292 ms

729932541

729932541

147 ms

1BOX_Logo-mobile.png

1BOX_Logo-mobile.png

317 ms

icon-arrow-right.6326b0.svg

icon-arrow-right.6326b0.svg

321 ms

1box-logo.png

1box-logo.png

144 ms

icon-green-round-white-check.a9d09f.svg

icon-green-round-white-check.a9d09f.svg

169 ms

star.2fcb9a.svg

star.2fcb9a.svg

174 ms

star-34.770eb0.svg

star-34.770eb0.svg

233 ms

icon-arrow-left-large.67ede8.svg

icon-arrow-left-large.67ede8.svg

358 ms

icon-arrow-right-large.499fa4.svg

icon-arrow-right-large.499fa4.svg

271 ms

quote-request.svg

quote-request.svg

369 ms

booking.svg

booking.svg

322 ms

warehouse.svg

warehouse.svg

370 ms

gray-circle.095669.svg

gray-circle.095669.svg

412 ms

card-1.jpg

card-1.jpg

517 ms

card-2.png

card-2.png

587 ms

barendrecht.jpg

barendrecht.jpg

546 ms

packaging.jpg

packaging.jpg

550 ms

herfst-schoonmaak-1BOX-1024x768.jpg

herfst-schoonmaak-1BOX-1024x768.jpg

563 ms

Studio-studentenkamer-voorbeeld-1024x768.jpg

Studio-studentenkamer-voorbeeld-1024x768.jpg

704 ms

kind-verstopt-in-verhuisdoos-1024x625.jpg

kind-verstopt-in-verhuisdoos-1024x625.jpg

713 ms

1box-logo-green.svg

1box-logo-green.svg

831 ms

icon-arrow-up.bcb53e.svg

icon-arrow-up.bcb53e.svg

641 ms

fedessa-logo.svg

fedessa-logo.svg

659 ms

nssa-logo.svg

nssa-logo.svg

677 ms

pinterst-logo-1BOX-klein-1.png

pinterst-logo-1BOX-klein-1.png

732 ms

facebook.svg

facebook.svg

756 ms

instagram.svg

instagram.svg

767 ms

linkedin.svg

linkedin.svg

801 ms

api.js

api.js

12 ms

Accessibility Review

extrabox.nl accessibility score

95

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.

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

extrabox.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

extrabox.nl SEO score

100

Search Engine Optimization Advices

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

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 Extrabox.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 Extrabox.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

extrabox.nl

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