Tools & Wizards About Us
vakantiebellen.nl screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

vakantiebellen.nl

Bellen en internetten vanuit het buitenland

Page Load Speed

15 sec in total

First Response

5.6 sec

Resources Loaded

9.1 sec

Page Rendered

292 ms

vakantiebellen.nl screenshot

About Website

Click here to check amazing Vakantie Bellen content. Otherwise, check out these important facts you probably never knew about vakantiebellen.nl

Kies je buitenland bestemming en vergelijk alle mobiele tarieven. Vanaf 1 juli '22 moet bellen, sms'en en internetten in de EU net zo snel gaan als thuis.

Visit vakantiebellen.nl

Key Findings

We analyzed Vakantiebellen.nl page load time and found that the first response time was 5.6 sec and then it took 9.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

vakantiebellen.nl performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value4.6 s

70/100

10%

TBT (Total Blocking Time)

Value1,070 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.244

51/100

15%

TTI (Time to Interactive)

Value11.3 s

19/100

10%

Network Requests Diagram

vanuit-tarieven

5628 ms

gtm.js

54 ms

logo-bellen-white.svg

441 ms

logo-gaslicht-bare.svg

527 ms

basic.min.js

703 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Vakantiebellen.nl, 13% (4 requests) were made to Bellen.com and 6% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (5.6 sec) relates to the external source Bellen.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 188.3 kB (32%)

Content Size

596.8 kB

After Optimization

408.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vakantiebellen.nl main page is 596.8 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. 30% of websites need less resources to load. Javascripts take 436.9 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 65.4 kB

  • Original 87.1 kB
  • After minification 86.9 kB
  • After compression 21.6 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 65.4 kB or 75% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 10.5 kB
  • After minification 10.5 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. Vakantie Bellen images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 107.4 kB

  • Original 436.9 kB
  • After minification 436.9 kB
  • After compression 329.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 107.4 kB or 25% of the original size.

CSS Optimization

-25%

Potential reduce by 15.5 kB

  • Original 62.3 kB
  • After minification 62.3 kB
  • After compression 46.9 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. Vakantiebellen.nl needs all CSS files to be minified and compressed as it can save up to 15.5 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (44%)

Requests Now

27

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vakantie Bellen. 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 as a result speed up the page load time.

Network Requests Diagram

vanuit-tarieven

vanuit-tarieven

5628 ms

gtm.js

gtm.js

54 ms

logo-bellen-white.svg

logo-bellen-white.svg

441 ms

logo-gaslicht-bare.svg

logo-gaslicht-bare.svg

527 ms

basic.min.js

basic.min.js

703 ms

ben-avatar.svg

ben-avatar.svg

441 ms

logo-bellen.svg

logo-bellen.svg

419 ms

ben-thumbsup.svg

ben-thumbsup.svg

442 ms

confetti.svg

confetti.svg

652 ms

worldmap.svg

worldmap.svg

1037 ms

house.svg

house.svg

886 ms

app-graphic.png

app-graphic.png

805 ms

ios-app-store.svg

ios-app-store.svg

816 ms

google-play-store.svg

google-play-store.svg

1016 ms

js

js

61 ms

uc.js

uc.js

26 ms

SourceSans3VF-Upright.woff

SourceSans3VF-Upright.woff

274 ms

oxygen-v8-latin-700.woff

oxygen-v8-latin-700.woff

301 ms

SourceSans3VF-Italic.woff

SourceSans3VF-Italic.woff

392 ms

tooltip.min.js

tooltip.min.js

552 ms

popup.min.js

popup.min.js

570 ms

parsley.min.js

parsley.min.js

633 ms

lazyload.min.js

lazyload.min.js

525 ms

extended.min.js

extended.min.js

836 ms

headroom.min.js

headroom.min.js

670 ms

dfp.min.js

dfp.min.js

362 ms

arrow-up-white.svg

arrow-up-white.svg

363 ms

styles.min.css

styles.min.css

721 ms

gpt.js

gpt.js

93 ms

pubads_impl.js

pubads_impl.js

25 ms

info.svg

info.svg

365 ms

Accessibility Review

vakantiebellen.nl accessibility score

87

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

Buttons do not have an accessible name

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

Best Practices

vakantiebellen.nl best practices score

92

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

SEO Factors

vakantiebellen.nl SEO score

91

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 Vakantiebellen.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 Vakantiebellen.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

vakantiebellen.nl

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