Tools & Wizards About Us
kosilum.com screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

kosilum.com

Luminaire et éclairage KosiLum

Page Load Speed

6.2 sec in total

First Response

890 ms

Resources Loaded

3.3 sec

Page Rendered

2 sec

kosilum.com screenshot

About Website

Click here to check amazing Kosi Lum content for France. Otherwise, check out these important facts you probably never knew about kosilum.com

➤ KosiLum est une boutique en ligne spécialisée en luminaire et décoration design pas cher. Achat lustre plafonnier,suspension, applique, ampoule LED KosiLum.

Visit kosilum.com

Key Findings

We analyzed Kosilum.com page load time and found that the first response time was 890 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

kosilum.com performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value12.5 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value880 ms

32/100

30%

CLS (Cumulative Layout Shift)

Value0.043

99/100

15%

TTI (Time to Interactive)

Value16.2 s

5/100

10%

Network Requests Diagram

kosilum.com

890 ms

theme-e41d9b911.css

337 ms

font-awesome-preload.css

241 ms

css

38 ms

ld.js

13 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 40% of them (32 requests) were addressed to the original Kosilum.com, 19% (15 requests) were made to Fonts.gstatic.com and 16% (13 requests) were made to Embed.tawk.to. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Kosilum.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 617.5 kB (26%)

Content Size

2.4 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Kosilum.com main page is 2.4 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 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 583.5 kB

  • Original 632.7 kB
  • After minification 444.7 kB
  • After compression 49.3 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. This page needs HTML code to be minified as it can gain 188.1 kB, which is 30% 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 583.5 kB or 92% of the original size.

Image Optimization

-0%

Potential reduce by 6.2 kB

  • Original 1.6 MB
  • After minification 1.6 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. Kosi Lum images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 27.8 kB

  • Original 192.4 kB
  • After minification 191.3 kB
  • After compression 164.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 27.8 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (48%)

Requests Now

60

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kosi Lum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kosilum.com

kosilum.com

890 ms

theme-e41d9b911.css

theme-e41d9b911.css

337 ms

font-awesome-preload.css

font-awesome-preload.css

241 ms

css

css

38 ms

ld.js

ld.js

13 ms

bottom-49942f910.js

bottom-49942f910.js

748 ms

fbevents.js

fbevents.js

45 ms

my-store-logo-1533576592.jpg

my-store-logo-1533576592.jpg

113 ms

FR24-Plafonnier%20design.png

FR24-Plafonnier%20design.png

522 ms

FR24-Lustre.jpg

FR24-Lustre.jpg

522 ms

FR24-Suspensions.jpg

FR24-Suspensions.jpg

655 ms

FR24-Applique.jpg

FR24-Applique.jpg

650 ms

FR24-lampadaire.jpg

FR24-lampadaire.jpg

650 ms

FR24-lampe.jpg

FR24-lampe.jpg

650 ms

FR24-Spot.png

FR24-Spot.png

649 ms

ampoule.png

ampoule.png

774 ms

668b975d79aaf.jpg

668b975d79aaf.jpg

729 ms

Applique1.png

Applique1.png

751 ms

3.png

3.png

786 ms

4.png

4.png

753 ms

6.png

6.png

742 ms

Applique2.png

Applique2.png

819 ms

5.png

5.png

973 ms

FR%206K%20Avis%20eKomi.png

FR%206K%20Avis%20eKomi.png

921 ms

FR%20ampoule2.jpg

FR%20ampoule2.jpg

934 ms

Description%202.jpg

Description%202.jpg

995 ms

MILLENIUM.png

MILLENIUM.png

1106 ms

602123.png

602123.png

951 ms

OSAM%20R%C3%A9alisations.jpg

OSAM%20R%C3%A9alisations.jpg

1482 ms

151881.png

151881.png

1182 ms

151876.png

151876.png

1087 ms

602010.png

602010.png

1069 ms

showroom2022-2%20(1).jpeg

showroom2022-2%20(1).jpeg

1625 ms

FR.png

FR.png

1153 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1147 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFnOkEk30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFnOkEk30e0.ttf

107 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFn8kEk30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFn8kEk30e0.ttf

169 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFmQkEk30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFmQkEk30e0.ttf

262 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFlOkEk30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFlOkEk30e0.ttf

208 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFkQl0k30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFkQl0k30e0.ttf

208 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFkpl0k30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFkpl0k30e0.ttf

208 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFlOl0k30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFlOl0k30e0.ttf

208 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFlnl0k30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFlnl0k30e0.ttf

207 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkBgv58a-xw.ttf

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkBgv58a-xw.ttf

263 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkCEv58a-xw.ttf

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkCEv58a-xw.ttf

262 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkM0o58a-xw.ttf

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkM0o58a-xw.ttf

262 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58a-xw.ttf

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkP8o58a-xw.ttf

265 ms

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkKEo58a-xw.ttf

6xK-dSZaM9iE8KbpRA_LJ3z8mH9BOJvgkKEo58a-xw.ttf

265 ms

vm8vdRfvXFLG3OLnsO15WYS5DG74wNc.ttf

vm8vdRfvXFLG3OLnsO15WYS5DG74wNc.ttf

266 ms

8QIQdiHOgt3vv4LR7ahjw9-XYf10DYI.ttf

8QIQdiHOgt3vv4LR7ahjw9-XYf10DYI.ttf

266 ms

default

default

91 ms

syncframe

syncframe

46 ms

820366aa02ba99f73ac329c89.js

820366aa02ba99f73ac329c89.js

146 ms

event

event

359 ms

css

css

25 ms

twk-arr-find-polyfill.js

twk-arr-find-polyfill.js

157 ms

twk-object-values-polyfill.js

twk-object-values-polyfill.js

156 ms

twk-event-polyfill.js

twk-event-polyfill.js

222 ms

twk-entries-polyfill.js

twk-entries-polyfill.js

109 ms

twk-iterator-polyfill.js

twk-iterator-polyfill.js

235 ms

twk-promise-polyfill.js

twk-promise-polyfill.js

235 ms

twk-main.js

twk-main.js

196 ms

twk-vendor.js

twk-vendor.js

212 ms

twk-chunk-vendors.js

twk-chunk-vendors.js

220 ms

twk-chunk-common.js

twk-chunk-common.js

257 ms

twk-runtime.js

twk-runtime.js

245 ms

twk-app.js

twk-app.js

255 ms

pixel

pixel

44 ms

sync

sync

173 ms

partner.mediawallahscript.com

partner.mediawallahscript.com

232 ms

232 ms

sync

sync

241 ms

user-registering

user-registering

240 ms

c.gif

c.gif

239 ms

Pug

Pug

238 ms

pixel_sync

pixel_sync

248 ms

tap.php

tap.php

237 ms

v1

v1

238 ms

sync

sync

226 ms

match

match

44 ms

Accessibility Review

kosilum.com accessibility score

84

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

kosilum.com 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

kosilum.com SEO score

88

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

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kosilum.com can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Kosilum.com 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

kosilum.com

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