Tools & Wizards About Us
vliegen.idealo.nl screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

vliegen.idealo.nl

Goedkope vluchten vergelijken, boek online voordelige vliegtickets bij idealo.nl

Page Load Speed

2.3 sec in total

First Response

192 ms

Resources Loaded

1.8 sec

Page Rendered

286 ms

vliegen.idealo.nl screenshot

About Website

Click here to check amazing Vliegen Idealo content for Netherlands. Otherwise, check out these important facts you probably never knew about vliegen.idealo.nl

De idealo prijsvergelijker zoekt voordelige lijnvluchten en low cost vluchten en checkt of de aanbiedingen beschikbaar zijn.

Visit vliegen.idealo.nl

Key Findings

We analyzed Vliegen.idealo.nl page load time and found that the first response time was 192 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

vliegen.idealo.nl performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

54/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value1,960 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

Network Requests Diagram

vliegen.idealo.nl

192 ms

vliegen.idealo.nl

663 ms

idealo-flight.c69401cd6e3fe6de81118ffe911f6d7677.css

61 ms

cmp-idealo.js

21 ms

head.bf971007acd7634fa48963384f9a0402e7.js

85 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Vliegen.idealo.nl, 93% (67 requests) were made to Flight-cdn.idealo.net and 3% (2 requests) were made to Cdn.idealo.com. The less responsive or slowest element that took the longest time to load (842 ms) relates to the external source Flight-cdn.idealo.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 175.0 kB (12%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vliegen.idealo.nl main page is 1.5 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 746.0 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 173.3 kB

  • Original 221.6 kB
  • After minification 221.4 kB
  • After compression 48.3 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. 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 173.3 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 367 B

  • Original 471.5 kB
  • After minification 471.1 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. Vliegen Idealo images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.3 kB

  • Original 746.0 kB
  • After minification 746.0 kB
  • After compression 744.8 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 0 B

  • Original 49.0 kB
  • After minification 49.0 kB
  • After compression 49.0 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. Vliegen.idealo.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 35 (51%)

Requests Now

69

After Optimization

34

  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vliegen Idealo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vliegen.idealo.nl

vliegen.idealo.nl

192 ms

vliegen.idealo.nl

vliegen.idealo.nl

663 ms

idealo-flight.c69401cd6e3fe6de81118ffe911f6d7677.css

idealo-flight.c69401cd6e3fe6de81118ffe911f6d7677.css

61 ms

cmp-idealo.js

cmp-idealo.js

21 ms

head.bf971007acd7634fa48963384f9a0402e7.js

head.bf971007acd7634fa48963384f9a0402e7.js

85 ms

gtm.js

gtm.js

259 ms

dfdec0a9f5c9b4a2afec.png

dfdec0a9f5c9b4a2afec.png

67 ms

9eef99b312537f20aef7.png

9eef99b312537f20aef7.png

67 ms

a8b8589db338d396cdcb.png

a8b8589db338d396cdcb.png

114 ms

wrapperMessagingWithoutDetection.js

wrapperMessagingWithoutDetection.js

21 ms

runtime~frontpage.84c13ece6724dbad8ab9.js

runtime~frontpage.84c13ece6724dbad8ab9.js

70 ms

npm.mui.b96006370ae3d47e4aa1.js

npm.mui.b96006370ae3d47e4aa1.js

71 ms

npm.apollo.d8a735d20776c304b922.js

npm.apollo.d8a735d20776c304b922.js

87 ms

npm.sentry.bbca4b1b176188a0fdc2.js

npm.sentry.bbca4b1b176188a0fdc2.js

67 ms

npm.moment.de5810d50ca722e1174d.js

npm.moment.de5810d50ca722e1174d.js

67 ms

npm.js-temporal.d14bb0ed2ea2f6673792.js

npm.js-temporal.d14bb0ed2ea2f6673792.js

69 ms

npm.remix-run.a850f1fb4d85ee4da01a.js

npm.remix-run.a850f1fb4d85ee4da01a.js

70 ms

npm.react-dom.17e466529d116cef7673.js

npm.react-dom.17e466529d116cef7673.js

320 ms

npm.graphql.ed5e38f3486c916e80dc.js

npm.graphql.ed5e38f3486c916e80dc.js

71 ms

npm.emotion.c5ab50a15a3a5b1c0e96.js

npm.emotion.c5ab50a15a3a5b1c0e96.js

72 ms

npm.react-router-dom.773d255cee5e570719ee.js

npm.react-router-dom.773d255cee5e570719ee.js

70 ms

npm.apollo-link-rest.a7966139c3e1f9f7238b.js

npm.apollo-link-rest.a7966139c3e1f9f7238b.js

72 ms

npm.lodash.merge.7f19e40d18cebe0448d1.js

npm.lodash.merge.7f19e40d18cebe0448d1.js

74 ms

npm.cfworker.06b1bcc7094cbbea49c1.js

npm.cfworker.06b1bcc7094cbbea49c1.js

73 ms

npm.core-js.0edcbb6f2073a22d91b0.js

npm.core-js.0edcbb6f2073a22d91b0.js

74 ms

npm.jsbi.28069322e0f8ca938bd7.js

npm.jsbi.28069322e0f8ca938bd7.js

74 ms

npm.react-transition-group.8dd014ddd0d640359382.js

npm.react-transition-group.8dd014ddd0d640359382.js

75 ms

npm.history.4b3fb147a92993d21fc5.js

npm.history.4b3fb147a92993d21fc5.js

76 ms

npm.qs.a23ffbc39fecae075e48.js

npm.qs.a23ffbc39fecae075e48.js

76 ms

npm.styled-components.e6ca14b47740aba17ba5.js

npm.styled-components.e6ca14b47740aba17ba5.js

80 ms

npm.react-dates.29bcbb3e62fcbc707645.js

npm.react-dates.29bcbb3e62fcbc707645.js

78 ms

npm.es-abstract.0fcf9678418d03895f69.js

npm.es-abstract.0fcf9678418d03895f69.js

76 ms

7605.12c3f8d218e24d291545.js

7605.12c3f8d218e24d291545.js

78 ms

6002.3b7f18a28ed6f0e0e1e1.js

6002.3b7f18a28ed6f0e0e1e1.js

79 ms

857.36919df90951e9d67896.js

857.36919df90951e9d67896.js

80 ms

8614.9c27ed7a8c216a5de35a.js

8614.9c27ed7a8c216a5de35a.js

81 ms

6353.6fc910d0153c827de3b9.js

6353.6fc910d0153c827de3b9.js

153 ms

1385.dd7e8e2c0406be3d0108.js

1385.dd7e8e2c0406be3d0108.js

85 ms

3115.c2e3e9dc17b2e26c5886.js

3115.c2e3e9dc17b2e26c5886.js

82 ms

frontpage.b5d43a197646406a4256.js

frontpage.b5d43a197646406a4256.js

698 ms

main.a1832c2c30422287ceb157a22a16ce8cf0.js

main.a1832c2c30422287ceb157a22a16ce8cf0.js

84 ms

flugIndex.df7b6b48e46a2b5a8d7d87e07bb16aa508.js

flugIndex.df7b6b48e46a2b5a8d7d87e07bb16aa508.js

83 ms

1_TOP.jpg

1_TOP.jpg

305 ms

2_NL.jpg

2_NL.jpg

650 ms

3_EUROPE.jpg

3_EUROPE.jpg

138 ms

4_WORLDWIDE.jpg

4_WORLDWIDE.jpg

247 ms

PC.png

PC.png

245 ms

TK.png

TK.png

246 ms

HV.png

HV.png

436 ms

VF.png

VF.png

247 ms

KL.png

KL.png

245 ms

LH.png

LH.png

247 ms

EW.png

EW.png

245 ms

PY.png

PY.png

432 ms

W4.png

W4.png

245 ms

U2.png

U2.png

246 ms

VY.png

VY.png

248 ms

AZ.png

AZ.png

246 ms

SN.png

SN.png

248 ms

3O.png

3O.png

437 ms

MS.png

MS.png

247 ms

RO.png

RO.png

431 ms

lot.gif

lot.gif

426 ms

wx_new.gif

wx_new.gif

842 ms

ux.gif

ux.gif

426 ms

tripsta_new.gif

tripsta_new.gif

828 ms

kiwi.gif

kiwi.gif

428 ms

tp.gif

tp.gif

833 ms

airtransat_nl.gif

airtransat_nl.gif

833 ms

edreams_es.gif

edreams_es.gif

587 ms

gotogate.gif

gotogate.gif

596 ms

travel-font-77435b991c06c7611a6f2f0f091cdf7d.woff

travel-font-77435b991c06c7611a6f2f0f091cdf7d.woff

490 ms

Accessibility Review

vliegen.idealo.nl accessibility score

78

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

High

Form elements do not have associated labels

High

Links do not have a discernible 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.

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

vliegen.idealo.nl best practices score

83

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

SEO Factors

vliegen.idealo.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 Vliegen.idealo.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 Vliegen.idealo.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

vliegen.idealo.nl

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