Tools & Wizards About Us
listerine.be screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    37% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

listerine.be

la plaque dentaire et les gencives | LISTERINE®

Page Load Speed

3 sec in total

First Response

265 ms

Resources Loaded

2.3 sec

Page Rendered

434 ms

listerine.be screenshot

About Website

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

Les bains de bouche LISTERINE® vous aident à combattre la mauvaise haleine, la plaque dentaire et les problèmes de gencives. Plus d’infos sur LISTERINE®.

Visit listerine.be

Key Findings

We analyzed Listerine.be page load time and found that the first response time was 265 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

listerine.be performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value11.0 s

0/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value1,580 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.358

30/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

Network Requests Diagram

listerine.be

265 ms

www.listerine.be

232 ms

satelliteLib-a77040281e8ad94d1a2e4c30d4df757c9e6fed98.js

45 ms

jjp-eucookie-compliance-tweaks.css

95 ms

screen.css

484 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 45% of them (31 requests) were addressed to the original Listerine.be, 19% (13 requests) were made to Assets.adobedtm.com and 12% (8 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (647 ms) belongs to the original domain Listerine.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 763.0 kB (51%)

Content Size

1.5 MB

After Optimization

728.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Listerine.be 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. 60% of websites need less resources to load. Javascripts take 698.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 38.5 kB

  • Original 48.7 kB
  • After minification 46.4 kB
  • After compression 10.2 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 38.5 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 12.9 kB

  • Original 507.2 kB
  • After minification 494.3 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. LISTERINE images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 506.1 kB

  • Original 698.7 kB
  • After minification 565.6 kB
  • After compression 192.6 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 506.1 kB or 72% of the original size.

CSS Optimization

-87%

Potential reduce by 205.6 kB

  • Original 237.2 kB
  • After minification 178.2 kB
  • After compression 31.6 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. Listerine.be needs all CSS files to be minified and compressed as it can save up to 205.6 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (72%)

Requests Now

67

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LISTERINE. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

listerine.be

listerine.be

265 ms

www.listerine.be

www.listerine.be

232 ms

satelliteLib-a77040281e8ad94d1a2e4c30d4df757c9e6fed98.js

satelliteLib-a77040281e8ad94d1a2e4c30d4df757c9e6fed98.js

45 ms

jjp-eucookie-compliance-tweaks.css

jjp-eucookie-compliance-tweaks.css

95 ms

screen.css

screen.css

484 ms

jjp_listerine-custom.css

jjp_listerine-custom.css

243 ms

responsive.css

responsive.css

286 ms

blue.css

blue.css

251 ms

js_68584401836cdc0ef3a80f84762c3978.js

js_68584401836cdc0ef3a80f84762c3978.js

647 ms

js_bc4cf267f8a0a654ab700417725c077f.js

js_bc4cf267f8a0a654ab700417725c077f.js

169 ms

jquery-latest.min.js

jquery-latest.min.js

5 ms

satellite-53299f495e4bd66166000812.js

satellite-53299f495e4bd66166000812.js

23 ms

satellite-54cf99c96437370016c00000.js

satellite-54cf99c96437370016c00000.js

12 ms

satellite-56bce3f264746d25ab001de3.js

satellite-56bce3f264746d25ab001de3.js

29 ms

satellite-5364125bc80de2df990000a5.js

satellite-5364125bc80de2df990000a5.js

27 ms

satellite-5367cf849975ed0b470001fa.js

satellite-5367cf849975ed0b470001fa.js

38 ms

satellite-5399ba205822a8384e000212.js

satellite-5399ba205822a8384e000212.js

43 ms

satellite-5399ba205822a8384e000213.js

satellite-5399ba205822a8384e000213.js

42 ms

satellite-546cb5106562330015480800.js

satellite-546cb5106562330015480800.js

44 ms

satellite-5668819864746d7dbf003309.js

satellite-5668819864746d7dbf003309.js

42 ms

satellite-56706d0964746d571e007329.js

satellite-56706d0964746d571e007329.js

41 ms

tms.js

tms.js

61 ms

logo.png

logo.png

187 ms

Listerine-Advanced-White-FR-slider_0.jpg

Listerine-Advanced-White-FR-slider_0.jpg

213 ms

Listerine-Advanced-White-FR-slider_1.jpg

Listerine-Advanced-White-FR-slider_1.jpg

214 ms

youtube.PNG

youtube.PNG

212 ms

home7.png

home7.png

183 ms

4-0-mouthwash-routine_1_EDIT_0.gif

4-0-mouthwash-routine_1_EDIT_0.gif

184 ms

gtm.js

gtm.js

55 ms

main_bg.jpg

main_bg.jpg

411 ms

bg_page_inner.png

bg_page_inner.png

196 ms

sprite-a.png

sprite-a.png

263 ms

bg_menu_item.png

bg_menu_item.png

264 ms

bg_separator_b.png

bg_separator_b.png

263 ms

bg_overlay_side_block.png

bg_overlay_side_block.png

263 ms

bg_block_link.png

bg_block_link.png

264 ms

sprite-a.png

sprite-a.png

411 ms

bg_page_inner_bot.png

bg_page_inner_bot.png

334 ms

bg_footer.png

bg_footer.png

337 ms

widgets.js

widgets.js

23 ms

plusone.js

plusone.js

179 ms

bg_footer_columns.png

bg_footer_columns.png

315 ms

iframe_api

iframe_api

128 ms

;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=;ord=7962226050440.222

;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=;ord=7962226050440.222

143 ms

s-code-contents-e9d635acb4c20c889107cb34a9265b945dd63c5a.js

s-code-contents-e9d635acb4c20c889107cb34a9265b945dd63c5a.js

140 ms

ga.js

ga.js

106 ms

clear_all_cookies

clear_all_cookies

283 ms

gradient.png

gradient.png

279 ms

close-button-small.png

close-button-small.png

281 ms

bg_block_transparent.png

bg_block_transparent.png

281 ms

www-widgetapi.js

www-widgetapi.js

27 ms

__utm.gif

__utm.gif

41 ms

id

id

28 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

18 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

17 ms

fastbutton

fastbutton

74 ms

id

id

28 ms

postmessageRelay

postmessageRelay

61 ms

s42884424163494

s42884424163494

22 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

10 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

10 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

24 ms

rpc:shindig_random.js

rpc:shindig_random.js

27 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

5 ms

like.php

like.php

256 ms

print.css

print.css

82 ms

05-jfvEi0Bv.js

05-jfvEi0Bv.js

293 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

329 ms

satellite-54c25f0c6262320015750200.js

satellite-54c25f0c6262320015750200.js

207 ms

Accessibility Review

listerine.be accessibility score

87

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

listerine.be 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

listerine.be SEO score

82

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 doesn't use 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 Listerine.be 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 Listerine.be 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

listerine.be

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