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Report Summary

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    Performance

  • 0

    Accessibility

  • 0

    Best Practices

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    SEO

aisj-jhb.com

Home - American International School of Johannesburg

Page Load Speed

5.7 sec in total

First Response

1.1 sec

Resources Loaded

4.1 sec

Page Rendered

417 ms

About Website

Welcome to aisj-jhb.com homepage info - get ready to check Aisj Jhb best content for South Africa right away, or after learning these important things about aisj-jhb.com

Home - The American International School of Johannesburg is a pre-kindergarten through grade 12 co-educational school founded in 1982.

Visit aisj-jhb.com

Key Findings

We analyzed Aisj-jhb.com page load time and found that the first response time was 1.1 sec and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

aisj-jhb.com performance score

0

Network Requests Diagram

aisj-jhb.com

1102 ms

www.aisj-jhb.com

1143 ms

styles.cfm

992 ms

ss.css

8 ms

jquery.min.js

14 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 75% of them (54 requests) were addressed to the original Aisj-jhb.com, 8% (6 requests) were made to Newjs.finalsite.com and 3% (2 requests) were made to Newcss.finalsite.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Aisj-jhb.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 730.8 kB (7%)

Content Size

10.9 MB

After Optimization

10.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aisj-jhb.com main page is 10.9 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. Images take 9.8 MB which makes up the majority of the site volume.

HTML Optimization

-44%

Potential reduce by 251.7 kB

  • Original 576.8 kB
  • After minification 574.5 kB
  • After compression 325.1 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 251.7 kB or 44% of the original size.

Image Optimization

-1%

Potential reduce by 55.1 kB

  • Original 9.8 MB
  • After minification 9.7 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. Aisj Jhb images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 332.1 kB

  • Original 466.4 kB
  • After minification 410.4 kB
  • After compression 134.2 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 332.1 kB or 71% of the original size.

CSS Optimization

-84%

Potential reduce by 91.8 kB

  • Original 110.0 kB
  • After minification 82.3 kB
  • After compression 18.1 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. Aisj-jhb.com needs all CSS files to be minified and compressed as it can save up to 91.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (55%)

Requests Now

66

After Optimization

30

  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aisj Jhb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

SEO Factors

aisj-jhb.com SEO score

0

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 Aisj-jhb.com 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 Aisj-jhb.com 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

Open Graph description is not detected on the main page of Aisj Jhb. 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: