Tools & Wizards About Us
listerine.co.za screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

listerine.co.za

LISTERINE® Antiseptic Mouthwash, Rinse & Oral Care Products

Page Load Speed

1.9 sec in total

First Response

163 ms

Resources Loaded

1.6 sec

Page Rendered

192 ms

listerine.co.za screenshot

About Website

Welcome to listerine.co.za homepage info - get ready to check LISTERINE best content for South Africa right away, or after learning these important things about listerine.co.za

Listerine mouthwash gives you all the benefits of a healthy mouth. Buy LISTERINE® Mouthwash to enjoy lasting fast breath.

Visit listerine.co.za

Key Findings

We analyzed Listerine.co.za page load time and found that the first response time was 163 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

listerine.co.za performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value1,110 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.56

12/100

15%

TTI (Time to Interactive)

Value12.3 s

15/100

10%

Network Requests Diagram

listerine.co.za

163 ms

www.listerine.co.za

280 ms

otSDKStub.js

28 ms

OtAutoBlock.js

264 ms

css_-GRudYyIrdKlRC15kfJ-vxnotBDISjkqevmQfuAYffQ.css

31 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 80% of them (48 requests) were addressed to the original Listerine.co.za, 7% (4 requests) were made to Cdn.cookielaw.org and 3% (2 requests) were made to Cdn.channelsight.com. The less responsive or slowest element that took the longest time to load (740 ms) belongs to the original domain Listerine.co.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 444.7 kB (35%)

Content Size

1.3 MB

After Optimization

833.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Listerine.co.za main page is 1.3 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 531.1 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 48.0 kB

  • Original 61.1 kB
  • After minification 61.0 kB
  • After compression 13.0 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 48.0 kB or 79% of the original size.

Image Optimization

-38%

Potential reduce by 195.3 kB

  • Original 512.6 kB
  • After minification 317.3 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. Obviously, LISTERINE needs image optimization as it can save up to 195.3 kB or 38% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-36%

Potential reduce by 190.5 kB

  • Original 531.1 kB
  • After minification 442.0 kB
  • After compression 340.7 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 190.5 kB or 36% of the original size.

CSS Optimization

-6%

Potential reduce by 10.9 kB

  • Original 173.5 kB
  • After minification 173.5 kB
  • After compression 162.6 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.co.za has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (50%)

Requests Now

50

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 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 23 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

listerine.co.za

listerine.co.za

163 ms

www.listerine.co.za

www.listerine.co.za

280 ms

otSDKStub.js

otSDKStub.js

28 ms

OtAutoBlock.js

OtAutoBlock.js

264 ms

css_-GRudYyIrdKlRC15kfJ-vxnotBDISjkqevmQfuAYffQ.css

css_-GRudYyIrdKlRC15kfJ-vxnotBDISjkqevmQfuAYffQ.css

31 ms

css_WKLDJp505RM2hMP7IjXLwxWZ4p7djWL4euiXTyUWIH0.css

css_WKLDJp505RM2hMP7IjXLwxWZ4p7djWL4euiXTyUWIH0.css

25 ms

css_HpHkuK15GR4XjA0elB81eG_GueMnqaRwxx6mOriLiAg.css

css_HpHkuK15GR4XjA0elB81eG_GueMnqaRwxx6mOriLiAg.css

26 ms

css_fDlX3H6ZHxBchxpqnbdhk1Ar7xd-tzf4NkR1nzz1LG0.css

css_fDlX3H6ZHxBchxpqnbdhk1Ar7xd-tzf4NkR1nzz1LG0.css

76 ms

js_c8LbWbHV1txem3q8oAzuadnL-HiBShaQH_WRviNqT_g.js

js_c8LbWbHV1txem3q8oAzuadnL-HiBShaQH_WRviNqT_g.js

39 ms

js_gvhTrMSCAyCzB0LF-b99MSmJk3_j64RPt5BUHEwDp0c.js

js_gvhTrMSCAyCzB0LF-b99MSmJk3_j64RPt5BUHEwDp0c.js

64 ms

js_WwwX68M9x5gJGdauMeCoSQxOzb1Ebju-30k5FFWQeH0.js

js_WwwX68M9x5gJGdauMeCoSQxOzb1Ebju-30k5FFWQeH0.js

47 ms

js_-9gS6A6ng0Ev31bUUGWtZKC9ULOCD3fJaAGfyv6vvtM.js

js_-9gS6A6ng0Ev31bUUGWtZKC9ULOCD3fJaAGfyv6vvtM.js

47 ms

janrain_helpers.js

janrain_helpers.js

36 ms

js_8qSLdvvDgfIq_1_5O_7ecne1s_n1NwRSopmaZVwAbyI.js

js_8qSLdvvDgfIq_1_5O_7ecne1s_n1NwRSopmaZVwAbyI.js

45 ms

janrain_capture_callback_register.js

janrain_capture_callback_register.js

48 ms

loader.js

loader.js

55 ms

js_iuMoWG79hBL_kPfGp2m3jLOnHOrR43HrnFrQ_FF-1l8.js

js_iuMoWG79hBL_kPfGp2m3jLOnHOrR43HrnFrQ_FF-1l8.js

56 ms

js_OUHctEhPzVcLqQhDkay9dscrZZAue01Rba2jFc_DrBM.js

js_OUHctEhPzVcLqQhDkay9dscrZZAue01Rba2jFc_DrBM.js

102 ms

cswidget.loader.js

cswidget.loader.js

80 ms

js_mjKzCgk6vdOCoB8nHjJdwwLUp1vNnbqhK6c3FR3iKAY.js

js_mjKzCgk6vdOCoB8nHjJdwwLUp1vNnbqhK6c3FR3iKAY.js

85 ms

js_8eyFeH3zgLrkCPtmXqMJNKZroCmCD2OklO0gPr8MQF8.js

js_8eyFeH3zgLrkCPtmXqMJNKZroCmCD2OklO0gPr8MQF8.js

62 ms

js_uVvqJYTb7nQ4KTthyoZedqfZSadHeK-vlHE-VqJvtDc.js

js_uVvqJYTb7nQ4KTthyoZedqfZSadHeK-vlHE-VqJvtDc.js

113 ms

js_xjPwIQn3pAtN2HlDJ3A8S1EsjR_XeK5JmPBMOXJ_ncw.js

js_xjPwIQn3pAtN2HlDJ3A8S1EsjR_XeK5JmPBMOXJ_ncw.js

86 ms

js_7Ukqb3ierdBEL0eowfOKzTkNu-Le97OPm-UqTS5NENU.js

js_7Ukqb3ierdBEL0eowfOKzTkNu-Le97OPm-UqTS5NENU.js

78 ms

c786709b-258f-4937-9b9a-ecdbaeac4060.json

c786709b-258f-4937-9b9a-ecdbaeac4060.json

33 ms

location

location

45 ms

otBannerSdk.js

otBannerSdk.js

15 ms

gtm.js

gtm.js

314 ms

RFJRT-PLZ76-S4T3T-HXRDM-GJEMD

RFJRT-PLZ76-S4T3T-HXRDM-GJEMD

576 ms

logo.png

logo.png

171 ms

icon-fb.png

icon-fb.png

106 ms

icon-instagram.png

icon-instagram.png

106 ms

icon-youtube_0.png

icon-youtube_0.png

105 ms

icons-s99d8a739d1.png

icons-s99d8a739d1.png

170 ms

menu-leaf.png

menu-leaf.png

106 ms

icons-desktop-sprite.png

icons-desktop-sprite.png

170 ms

sus_0.png

sus_0.png

172 ms

brushing-leaves-behind-germs-image_0.png

brushing-leaves-behind-germs-image_0.png

171 ms

home-bold-stopwatch.png

home-bold-stopwatch.png

170 ms

advancedwhite-_500ml_resizedforhomepage.png

advancedwhite-_500ml_resizedforhomepage.png

189 ms

11619_listerine_new_3_product_range_rep.png

11619_listerine_new_3_product_range_rep.png

190 ms

icon-footer-fb.png

icon-footer-fb.png

172 ms

icon-footer-instagram.png

icon-footer-instagram.png

170 ms

icon-footer-youtube.png

icon-footer-youtube.png

170 ms

Gotham-Medium.woff

Gotham-Medium.woff

597 ms

gothamhtf-medium-webfont.woff

gothamhtf-medium-webfont.woff

558 ms

Gotham-Bold.woff

Gotham-Bold.woff

483 ms

gothamhtf-bold-webfont.woff

gothamhtf-bold-webfont.woff

470 ms

icomoon.ttf

icomoon.ttf

114 ms

icomoon.ttf

icomoon.ttf

469 ms

knockout-htf69-fullliteweight-webfont.woff

knockout-htf69-fullliteweight-webfont.woff

546 ms

cswidget.js

cswidget.js

97 ms

sus_0.png

sus_0.png

615 ms

brushing-leaves-behind-germs-image_0.png

brushing-leaves-behind-germs-image_0.png

604 ms

home-bold-stopwatch.png

home-bold-stopwatch.png

551 ms

advancedwhite-_500ml_resizedforhomepage.png

advancedwhite-_500ml_resizedforhomepage.png

740 ms

11619_listerine_new_3_product_range_rep.png

11619_listerine_new_3_product_range_rep.png

671 ms

ai.3.gbl.min.js

ai.3.gbl.min.js

119 ms

ai.config.1.cfg.json

ai.config.1.cfg.json

35 ms

config.json

config.json

60 ms

Accessibility Review

listerine.co.za accessibility score

80

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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.co.za 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

listerine.co.za SEO score

85

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

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

    EN

  • Encoding

    UTF-8

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

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: