Tools & Wizards About Us
lanternschool.co.za screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    76% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

lanternschool.co.za

Lantern School - Remedial School - Grade 1 to 12 - Johannesburg

Page Load Speed

9.2 sec in total

First Response

734 ms

Resources Loaded

8.1 sec

Page Rendered

392 ms

lanternschool.co.za screenshot

About Website

Visit lanternschool.co.za now to see the best up-to-date Lantern School content and also check out these interesting facts you probably never knew about lanternschool.co.za

Lantern School is a remedial school in the West Rand Gauteng, for children with learning barriers from Grade 1-12.

Visit lanternschool.co.za

Key Findings

We analyzed Lanternschool.co.za page load time and found that the first response time was 734 ms and then it took 8.5 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

lanternschool.co.za performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

23/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value4.8 s

78/100

10%

Network Requests Diagram

lanternschool.co.za

734 ms

lanternschool.co.za

966 ms

style.css

238 ms

menu.js

476 ms

datetime.js

712 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 98% of them (39 requests) were addressed to the original Lanternschool.co.za, 3% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (5.7 sec) belongs to the original domain Lanternschool.co.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 113.7 kB (5%)

Content Size

2.4 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lanternschool.co.za 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. 25% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 17.4 kB

  • Original 22.8 kB
  • After minification 21.5 kB
  • After compression 5.4 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 17.4 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 77.8 kB

  • Original 2.3 MB
  • After minification 2.2 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. Lantern School images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 14.6 kB

  • Original 37.4 kB
  • After minification 36.8 kB
  • After compression 22.8 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 14.6 kB or 39% of the original size.

CSS Optimization

-43%

Potential reduce by 3.9 kB

  • Original 9.0 kB
  • After minification 9.0 kB
  • After compression 5.2 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. Lanternschool.co.za needs all CSS files to be minified and compressed as it can save up to 3.9 kB or 43% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (23%)

Requests Now

35

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lantern School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

lanternschool.co.za

lanternschool.co.za

734 ms

lanternschool.co.za

lanternschool.co.za

966 ms

style.css

style.css

238 ms

menu.js

menu.js

476 ms

datetime.js

datetime.js

712 ms

DateUtils.js

DateUtils.js

948 ms

contact_form_validate.js

contact_form_validate.js

961 ms

bjqs.css

bjqs.css

968 ms

jquery-latest.min.js

jquery-latest.min.js

18 ms

bjqs-1.3.min.js

bjqs-1.3.min.js

980 ms

highslide-with-gallery.js

highslide-with-gallery.js

1226 ms

highslide.config.js

highslide.config.js

987 ms

highslide.css

highslide.css

1185 ms

tooltip.js

tooltip.js

1198 ms

a_vichy.png

a_vichy.png

732 ms

Lantern_School_banner04.jpg

Lantern_School_banner04.jpg

1216 ms

Lantern_School_banner01.jpg

Lantern_School_banner01.jpg

1244 ms

Lantern_School_banner03.jpg

Lantern_School_banner03.jpg

1185 ms

Lantern_School_banner02.jpg

Lantern_School_banner02.jpg

1437 ms

Lantern_School_banner05.jpg

Lantern_School_banner05.jpg

1456 ms

Lantern_School_banner06.jpg

Lantern_School_banner06.jpg

1239 ms

Lantern_School_banner07.jpg

Lantern_School_banner07.jpg

1662 ms

Lantern_School_banner08.jpg

Lantern_School_banner08.jpg

1698 ms

matric-results-2020.jpg

matric-results-2020.jpg

1969 ms

matrics-2020-top-10.jpg

matrics-2020-top-10.jpg

2466 ms

Visual-opening-day-poster.jpg

Visual-opening-day-poster.jpg

5701 ms

National-Education-Excellence-Awards-2016-LanternSkool.jpg

National-Education-Excellence-Awards-2016-LanternSkool.jpg

2414 ms

top.gif

top.gif

1905 ms

lanternschool.gif

lanternschool.gif

1186 ms

menuback.gif

menuback.gif

1390 ms

menubackactive.gif

menubackactive.gif

1424 ms

bodycontainerXXX.gif

bodycontainerXXX.gif

1457 ms

footer.gif

footer.gif

1601 ms

footer1.gif

footer1.gif

1641 ms

right-arrow.png

right-arrow.png

1657 ms

left-arrow.png

left-arrow.png

1817 ms

zoomin.cur

zoomin.cur

1855 ms

custom-new.png

custom-new.png

238 ms

zoomout.cur

zoomout.cur

240 ms

loader.big.white.gif

loader.big.white.gif

239 ms

Accessibility Review

lanternschool.co.za accessibility score

61

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

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

lanternschool.co.za best practices score

50

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

lanternschool.co.za SEO score

58

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lanternschool.co.za 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 Lanternschool.co.za main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

lanternschool.co.za

Open Graph description is not detected on the main page of Lantern School. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: