Tools & Wizards About Us
listerine.be screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 53% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

listerine.be

la plaque dentaire et les gencives | LISTERINE®

Page Load Speed

2.7 sec in total

First Response

149 ms

Resources Loaded

2.3 sec

Page Rendered

236 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 149 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

listerine.be performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value14.4 s

0/100

25%

SI (Speed Index)

Value7.5 s

26/100

10%

TBT (Total Blocking Time)

Value3,290 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.777

5/100

15%

TTI (Time to Interactive)

Value13.2 s

12/100

10%

Network Requests Diagram

listerine.be

149 ms

www.listerine.be

694 ms

otSDKStub.js

40 ms

system.base.css

20 ms

system.menus.theme.css

52 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 92% of them (56 requests) were addressed to the original Listerine.be, 5% (3 requests) were made to Cdn.cookielaw.org and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (810 ms) belongs to the original domain Listerine.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 82.9 kB (6%)

Content Size

1.4 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Listerine.be main page is 1.4 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 904.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 82.1 kB

  • Original 106.3 kB
  • After minification 106.3 kB
  • After compression 24.2 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 82.1 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 904.0 kB
  • After minification 904.0 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

-0%

Potential reduce by 556 B

  • Original 248.5 kB
  • After minification 248.5 kB
  • After compression 247.9 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 250 B

  • Original 167.3 kB
  • After minification 167.3 kB
  • After compression 167.0 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. Listerine.be has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 35 (64%)

Requests Now

55

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 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 17 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

listerine.be

listerine.be

149 ms

www.listerine.be

www.listerine.be

694 ms

otSDKStub.js

otSDKStub.js

40 ms

system.base.css

system.base.css

20 ms

system.menus.theme.css

system.menus.theme.css

52 ms

system.messages.theme.css

system.messages.theme.css

30 ms

system.theme.css

system.theme.css

89 ms

node.css

node.css

46 ms

picture_wysiwyg.css

picture_wysiwyg.css

45 ms

field.theme.css

field.theme.css

47 ms

poll.theme.css

poll.theme.css

51 ms

extlink.css

extlink.css

56 ms

search.theme.css

search.theme.css

55 ms

views.css

views.css

57 ms

user.base.css

user.base.css

68 ms

user.theme.css

user.theme.css

68 ms

ckeditor.css

ckeditor.css

82 ms

apachesolr_autocomplete.css

apachesolr_autocomplete.css

78 ms

jquery.autocomplete.css

jquery.autocomplete.css

79 ms

ctools.css

ctools.css

85 ms

panels.css

panels.css

83 ms

field_collection.theme.css

field_collection.theme.css

97 ms

screen.css

screen.css

153 ms

js_c8LbWbHV1txem3q8oAzuadnL-HiBShaQH_WRviNqT_g.js

js_c8LbWbHV1txem3q8oAzuadnL-HiBShaQH_WRviNqT_g.js

101 ms

js_gvhTrMSCAyCzB0LF-b99MSmJk3_j64RPt5BUHEwDp0c.js

js_gvhTrMSCAyCzB0LF-b99MSmJk3_j64RPt5BUHEwDp0c.js

112 ms

js_WwwX68M9x5gJGdauMeCoSQxOzb1Ebju-30k5FFWQeH0.js

js_WwwX68M9x5gJGdauMeCoSQxOzb1Ebju-30k5FFWQeH0.js

109 ms

js_-9gS6A6ng0Ev31bUUGWtZKC9ULOCD3fJaAGfyv6vvtM.js

js_-9gS6A6ng0Ev31bUUGWtZKC9ULOCD3fJaAGfyv6vvtM.js

104 ms

janrain_helpers.js

janrain_helpers.js

117 ms

js_8qSLdvvDgfIq_1_5O_7ecne1s_n1NwRSopmaZVwAbyI.js

js_8qSLdvvDgfIq_1_5O_7ecne1s_n1NwRSopmaZVwAbyI.js

117 ms

janrain_capture_callback_register.js

janrain_capture_callback_register.js

148 ms

loader.js

loader.js

147 ms

js_iuMoWG79hBL_kPfGp2m3jLOnHOrR43HrnFrQ_FF-1l8.js

js_iuMoWG79hBL_kPfGp2m3jLOnHOrR43HrnFrQ_FF-1l8.js

124 ms

js_rWD7FSKLsBhHBoMYFe4qDIYaROgx9LSC9jqBiA0xb-s.js

js_rWD7FSKLsBhHBoMYFe4qDIYaROgx9LSC9jqBiA0xb-s.js

148 ms

js_uVvqJYTb7nQ4KTthyoZedqfZSadHeK-vlHE-VqJvtDc.js

js_uVvqJYTb7nQ4KTthyoZedqfZSadHeK-vlHE-VqJvtDc.js

459 ms

js_AFixaf7PpN7RTfjPMNRvKy-_EFwEwSd583iFe29_e_o.js

js_AFixaf7PpN7RTfjPMNRvKy-_EFwEwSd583iFe29_e_o.js

459 ms

js_m3o9wwBU_tsAHRPTUBZkcgjKvf9JnE8YY70dBGRjibg.js

js_m3o9wwBU_tsAHRPTUBZkcgjKvf9JnE8YY70dBGRjibg.js

460 ms

07690a68-59d0-422a-93fe-78a775c62fb4.json

07690a68-59d0-422a-93fe-78a775c62fb4.json

31 ms

gtm.js

gtm.js

113 ms

location

location

38 ms

otBannerSdk.js

otBannerSdk.js

19 ms

microsoftteams-image_13_0.png

microsoftteams-image_13_0.png

94 ms

icon-youtube_0_0.png

icon-youtube_0_0.png

392 ms

icon-youtube_0_1.png

icon-youtube_0_1.png

397 ms

icons-s99d8a739d1.png

icons-s99d8a739d1.png

93 ms

menu-leaf.png

menu-leaf.png

92 ms

icons-desktop-sprite.png

icons-desktop-sprite.png

433 ms

icon-cart_0.png

icon-cart_0.png

427 ms

icons-desktop-sprite.png

icons-desktop-sprite.png

402 ms

mondezondheid-1.png

mondezondheid-1.png

93 ms

frisse-adem.png

frisse-adem.png

94 ms

3574661745039_nl_list_mw_adv_wh_mild_500_fr_nl_01_2.png

3574661745039_nl_list_mw_adv_wh_mild_500_fr_nl_01_2.png

114 ms

new-project-957.jpg

new-project-957.jpg

115 ms

image-2023-11-13-10-02-40-614.png

image-2023-11-13-10-02-40-614.png

159 ms

jnj_icon_list_sustainability_white_sustainability.png

jnj_icon_list_sustainability_white_sustainability.png

160 ms

15223042_tandbescherming-nl_0.png

15223042_tandbescherming-nl_0.png

334 ms

3_0.png

3_0.png

335 ms

25v1_0_228x220.png

25v1_0_228x220.png

336 ms

gothamhtf-medium-webfont.woff

gothamhtf-medium-webfont.woff

609 ms

gothamhtf-bold-webfont.woff

gothamhtf-bold-webfont.woff

759 ms

icomoon.ttf

icomoon.ttf

725 ms

gothamhtf-light-webfont.woff

gothamhtf-light-webfont.woff

810 ms

Accessibility Review

listerine.be accessibility score

82

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

[role]s are not contained by their required parent element

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.

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

listerine.be best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

listerine.be SEO score

86

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

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    NL

  • 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 does not match the claimed Dutch 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: