Tools & Wizards About Us
vliegticketsvergelijken.nl screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

vliegticketsvergelijken.nl

Goedkope vliegtickets vergelijken | Goedkopevliegtickets.nl

Page Load Speed

2.3 sec in total

First Response

263 ms

Resources Loaded

1.9 sec

Page Rendered

169 ms

vliegticketsvergelijken.nl screenshot

About Website

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

Gemakkelijk en snel goedkope vliegtickets vergelijken. Betrouwbaar boeken voor de beste prijs. Bekijk de goedkoopste tickets van dit moment.

Visit vliegticketsvergelijken.nl

Key Findings

We analyzed Vliegticketsvergelijken.nl page load time and found that the first response time was 263 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

vliegticketsvergelijken.nl performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

48/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value3,050 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

vliegticketsvergelijken.nl

263 ms

www.vliegticketsvergelijken.nl

349 ms

reset.css

161 ms

fonts.css

158 ms

calendar.css

162 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 94% of them (66 requests) were addressed to the original Vliegticketsvergelijken.nl, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Chase.nl. The less responsive or slowest element that took the longest time to load (782 ms) belongs to the original domain Vliegticketsvergelijken.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 463.4 kB (55%)

Content Size

845.6 kB

After Optimization

382.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vliegticketsvergelijken.nl main page is 845.6 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. 40% of websites need less resources to load. Images take 411.9 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 76.1 kB

  • Original 86.1 kB
  • After minification 62.7 kB
  • After compression 10.0 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 23.4 kB, which is 27% 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 76.1 kB or 88% of the original size.

Image Optimization

-30%

Potential reduce by 125.6 kB

  • Original 411.9 kB
  • After minification 286.3 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. Obviously, Vliegtickets Vergelijken needs image optimization as it can save up to 125.6 kB or 30% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-75%

Potential reduce by 248.2 kB

  • Original 330.4 kB
  • After minification 308.6 kB
  • After compression 82.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 248.2 kB or 75% of the original size.

CSS Optimization

-79%

Potential reduce by 13.5 kB

  • Original 17.1 kB
  • After minification 12.2 kB
  • After compression 3.6 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. Vliegticketsvergelijken.nl needs all CSS files to be minified and compressed as it can save up to 13.5 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (30%)

Requests Now

67

After Optimization

47

  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vliegtickets Vergelijken. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vliegticketsvergelijken.nl

vliegticketsvergelijken.nl

263 ms

www.vliegticketsvergelijken.nl

www.vliegticketsvergelijken.nl

349 ms

reset.css

reset.css

161 ms

fonts.css

fonts.css

158 ms

calendar.css

calendar.css

162 ms

styles-2012.css

styles-2012.css

164 ms

containertwee.css

containertwee.css

166 ms

Tekst.css

Tekst.css

168 ms

yahoo-min.js

yahoo-min.js

236 ms

calendar-min.js

calendar-min.js

325 ms

dom-min.js

dom-min.js

247 ms

event-min.js

event-min.js

328 ms

connection-min.js

connection-min.js

248 ms

animation-min.js

animation-min.js

249 ms

autocomplete-min2.js

autocomplete-min2.js

431 ms

dragdrop-min.js

dragdrop-min.js

407 ms

container-min.js

container-min.js

413 ms

form-functions.js

form-functions.js

419 ms

blue-box-top.png

blue-box-top.png

82 ms

vvLogo.png

vvLogo.png

79 ms

vvLogo2.png

vvLogo2.png

201 ms

step-box-left1.png

step-box-left1.png

81 ms

step-box-right1.png

step-box-right1.png

83 ms

ball.png

ball.png

83 ms

kalender3.gif

kalender3.gif

157 ms

arrow.png

arrow.png

161 ms

step-box-left2.png

step-box-left2.png

164 ms

vta_cheapticketsKlein.jpg

vta_cheapticketsKlein.jpg

325 ms

vta_budgetair.jpg

vta_budgetair.jpg

332 ms

vta_schipholticketsKlein.jpg

vta_schipholticketsKlein.jpg

237 ms

vta_tixKlein.jpg

vta_tixKlein.jpg

241 ms

vta_chase.png

vta_chase.png

245 ms

vta_vliegticketszoekenKlein.jpg

vta_vliegticketszoekenKlein.jpg

282 ms

vta_govolo.png

vta_govolo.png

315 ms

vta_vliegticketsKlein.jpg

vta_vliegticketsKlein.jpg

322 ms

vta_supersaver.jpg

vta_supersaver.jpg

328 ms

vta_KLMKlein.jpg

vta_KLMKlein.jpg

362 ms

vta_vliegwinkelKlein.jpg

vta_vliegwinkelKlein.jpg

393 ms

vta_ebookers.jpg

vta_ebookers.jpg

561 ms

vta_expediaKlein.jpg

vta_expediaKlein.jpg

406 ms

vta_worldticketcenter.jpg

vta_worldticketcenter.jpg

408 ms

vta_vliegtarieven.jpg

vta_vliegtarieven.jpg

496 ms

vv_knop.png

vv_knop.png

524 ms

step-box-right2.png

step-box-right2.png

470 ms

black-box.png

black-box.png

486 ms

to-site-button.png

to-site-button.png

490 ms

tips.png

tips.png

549 ms

blue-box-bottom.png

blue-box-bottom.png

569 ms

vta_transavia_down.jpg

vta_transavia_down.jpg

573 ms

vta_vliegtickets_downKlein.jpg

vta_vliegtickets_downKlein.jpg

578 ms

vta_cheaptickets_down.jpg

vta_cheaptickets_down.jpg

605 ms

vta_budgetair_downKlein.jpg

vta_budgetair_downKlein.jpg

782 ms

vta_vliegfabriek_downKlein.jpg

vta_vliegfabriek_downKlein.jpg

719 ms

ga.js

ga.js

47 ms

x_d.gif

x_d.gif

341 ms

vta_ebookers_down.jpg

vta_ebookers_down.jpg

671 ms

__utm.gif

__utm.gif

13 ms

vta_chase_down.jpg

vta_chase_down.jpg

579 ms

vta_KLM_downKlein.jpg

vta_KLM_downKlein.jpg

585 ms

vta_vliegwinkel_downKlein.jpg

vta_vliegwinkel_downKlein.jpg

609 ms

vta_supersaver_down.jpg

vta_supersaver_down.jpg

657 ms

vta_vliegtarieven_down.jpg

vta_vliegtarieven_down.jpg

747 ms

vta_schipholtickets_downKle.jpg

vta_schipholtickets_downKle.jpg

614 ms

vta_expedia_downKlein.jpg

vta_expedia_downKlein.jpg

644 ms

vta_vliegticketszoeken_down.jpg

vta_vliegticketszoeken_down.jpg

652 ms

vta_worldticketcenter_down.jpg

vta_worldticketcenter_down.jpg

621 ms

vta_overig_down.jpg

vta_overig_down.jpg

617 ms

vv_knop_down.png

vv_knop_down.png

624 ms

vta_govolo_down.png

vta_govolo_down.png

639 ms

x_d.gif

x_d.gif

252 ms

Accessibility Review

vliegticketsvergelijken.nl accessibility score

73

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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

High

Form elements do not have associated labels

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.

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>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

vliegticketsvergelijken.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

SEO Factors

vliegticketsvergelijken.nl SEO score

93

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vliegticketsvergelijken.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Vliegticketsvergelijken.nl main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

vliegticketsvergelijken.nl

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