Tools & Wizards About Us
adecco.lu screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 78

    SEO

    Google-friendlier than
    39% of websites

adecco.lu

Jobs Luxembourg opportunities, open positions, free vacancies

Page Load Speed

8.4 sec in total

First Response

354 ms

Resources Loaded

7.6 sec

Page Rendered

465 ms

adecco.lu screenshot

About Website

Visit adecco.lu now to see the best up-to-date Adecco content for Belgium and also check out these interesting facts you probably never knew about adecco.lu

Get your next job in Luxembourg with Adecco, your recruitment agency for professionals, graduates and students.

Visit adecco.lu

Key Findings

We analyzed Adecco.lu page load time and found that the first response time was 354 ms and then it took 8.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

adecco.lu performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value15.0 s

0/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value2,210 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.25

50/100

15%

TTI (Time to Interactive)

Value19.1 s

3/100

10%

Network Requests Diagram

adecco.lu

354 ms

622 ms

otSDKStub.js

54 ms

video_background.css

26 ms

adecco.css

1080 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 68% of them (47 requests) were addressed to the original Adecco.lu, 4% (3 requests) were made to Cdn.cookielaw.org and 4% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Adecco.lu.

Page Optimization Overview & Recommendations

Page size can be reduced by 216.0 kB (12%)

Content Size

1.8 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Adecco.lu main page is 1.8 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 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 116.1 kB

  • Original 138.8 kB
  • After minification 124.2 kB
  • After compression 22.7 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 14.6 kB, which is 11% 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 116.1 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 4.0 kB

  • Original 1.3 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. Adecco images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 169 B

  • Original 159.7 kB
  • After minification 159.7 kB
  • After compression 159.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-40%

Potential reduce by 95.7 kB

  • Original 240.2 kB
  • After minification 216.0 kB
  • After compression 144.5 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. Adecco.lu needs all CSS files to be minified and compressed as it can save up to 95.7 kB or 40% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (77%)

Requests Now

56

After Optimization

13

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Adecco. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

adecco.lu

adecco.lu

354 ms

622 ms

otSDKStub.js

otSDKStub.js

54 ms

video_background.css

video_background.css

26 ms

adecco.css

adecco.css

1080 ms

applycss.css

applycss.css

36 ms

cookieconsentmin.css

cookieconsentmin.css

28 ms

cookieconsentmincss.css

cookieconsentmincss.css

31 ms

font-face-houschka.css

font-face-houschka.css

35 ms

global--form.css

global--form.css

34 ms

slider.css

slider.css

599 ms

adecco-a-variables.css

adecco-a-variables.css

643 ms

adecco-basic-framework.css

adecco-basic-framework.css

45 ms

adecco-basic-header-footer.css

adecco-basic-header-footer.css

41 ms

adecco-basic-typo.css

adecco-basic-typo.css

564 ms

adecco-be-a-basic.css

adecco-be-a-basic.css

863 ms

adecco-be-add-helper-css.css

adecco-be-add-helper-css.css

87 ms

adecco-be-css.css

adecco-be-css.css

97 ms

adecco-blog.css

adecco-blog.css

102 ms

adecco-master-custom.css

adecco-master-custom.css

111 ms

custom-lu-rollout-style.css

custom-lu-rollout-style.css

136 ms

master-theme.css

master-theme.css

138 ms

font-awesome-min.css

font-awesome-min.css

173 ms

ionicons.css

ionicons.css

719 ms

open-sans.css

open-sans.css

967 ms

slick.css

slick.css

602 ms

Slick-Theme-min.css

Slick-Theme-min.css

1328 ms

uicons-regular-rounded.css

uicons-regular-rounded.css

1224 ms

jquery

jquery

1579 ms

2bf01ad1-57dd-4020-a991-75213141e46a.json

2bf01ad1-57dd-4020-a991-75213141e46a.json

39 ms

gtm.js

gtm.js

58 ms

conversion.js

conversion.js

96 ms

otBannerSdk.js

otBannerSdk.js

45 ms

js

js

59 ms

analytics.js

analytics.js

21 ms

collect

collect

14 ms

collect

collect

107 ms

css2

css2

31 ms

adecco-logo.svg

adecco-logo.svg

1571 ms

cv.jpg

cv.jpg

615 ms

sollicitatie.jpg

sollicitatie.jpg

1132 ms

job_search_small.jpg

job_search_small.jpg

613 ms

adecco-logo.png

adecco-logo.png

501 ms

lhh_word-mark_white.png

lhh_word-mark_white.png

766 ms

sdk.js

sdk.js

13 ms

houschkahead-medium-web.woff

houschkahead-medium-web.woff

1489 ms

houschkahead-medium-web-woff.woff

houschkahead-medium-web-woff.woff

1589 ms

sdk.js

sdk.js

5 ms

events.js

events.js

129 ms

fbevents.js

fbevents.js

27 ms

hotjar-2202435.js

hotjar-2202435.js

153 ms

js

js

82 ms

118 ms

main.MWNkMWZjOGNjMA.js

main.MWNkMWZjOGNjMA.js

34 ms

modules.404c8789d11e259a4872.js

modules.404c8789d11e259a4872.js

15 ms

houschkahead-demibold-web-woff.woff

houschkahead-demibold-web-woff.woff

1186 ms

houschkahead-demibold-web-woff.woff

houschkahead-demibold-web-woff.woff

1434 ms

adecco-font-1.woff

adecco-font-1.woff

1348 ms

adecco-font-1-woff.woff

adecco-font-1-woff.woff

2353 ms

topbanner_lu_homepage_01.jpg

topbanner_lu_homepage_01.jpg

2489 ms

li_sync

li_sync

28 ms

ionicons-ttf.ttf

ionicons-ttf.ttf

2079 ms

fontawesome-webfont=woff.woff

fontawesome-webfont=woff.woff

1815 ms

83 ms

27 ms

NotFound

NotFound

215 ms

fontawesome-webfont-ttf.ttf

fontawesome-webfont-ttf.ttf

840 ms

cms-js-bundle

cms-js-bundle

1218 ms

F35761363CF8457BB2C7FE8D824F78B6_js

F35761363CF8457BB2C7FE8D824F78B6_js

1121 ms

Accessibility Review

adecco.lu accessibility score

61

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-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

High

ARIA IDs are not unique

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

adecco.lu best practices score

75

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

Missing source maps for large first-party JavaScript

SEO Factors

adecco.lu SEO score

78

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Adecco.lu can be misinterpreted by Google and other search engines. Our service has detected that English 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 Adecco.lu 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

adecco.lu

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