Tools & Wizards About Us

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

vanda.edu.kh

Vanda Institute – Institute Cambodia

Page Load Speed

17.8 sec in total

First Response

7.4 sec

Resources Loaded

9.9 sec

Page Rendered

575 ms

About Website

Click here to check amazing Vanda content for Cambodia. Otherwise, check out these important facts you probably never knew about vanda.edu.kh

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Key Findings

We analyzed Vanda.edu.kh page load time and found that the first response time was 7.4 sec and then it took 10.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

vanda.edu.kh performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value122.1 s

0/100

25%

SI (Speed Index)

Value71.0 s

0/100

10%

TBT (Total Blocking Time)

Value37,830 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.266

46/100

15%

TTI (Time to Interactive)

Value133.2 s

0/100

10%

Network Requests Diagram

vanda.edu.kh

7360 ms

webfont.js

31 ms

wp-emoji-release.min.js

97 ms

site.min.css

123 ms

style.css

297 ms

Our browser made a total of 113 requests to load all elements on the main page. We found that 55% of them (62 requests) were addressed to the original Vanda.edu.kh, 40% (45 requests) were made to Youtube.com and 3% (3 requests) were made to 0. The less responsive or slowest element that took the longest time to load (7.4 sec) belongs to the original domain Vanda.edu.kh.

Page Optimization Overview & Recommendations

Page size can be reduced by 8.1 MB (79%)

Content Size

10.2 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vanda.edu.kh main page is 10.2 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. Only a small number of websites need less resources to load. Images take 9.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 110.1 kB

  • Original 126.3 kB
  • After minification 121.0 kB
  • After compression 16.2 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 110.1 kB or 87% of the original size.

Image Optimization

-84%

Potential reduce by 7.8 MB

  • Original 9.3 MB
  • After minification 1.5 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. Obviously, Vanda needs image optimization as it can save up to 7.8 MB or 84% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-18%

Potential reduce by 92.1 kB

  • Original 504.4 kB
  • After minification 504.4 kB
  • After compression 412.3 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 92.1 kB or 18% of the original size.

CSS Optimization

-30%

Potential reduce by 64.2 kB

  • Original 210.5 kB
  • After minification 210.5 kB
  • After compression 146.4 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. Vanda.edu.kh needs all CSS files to be minified and compressed as it can save up to 64.2 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (31%)

Requests Now

87

After Optimization

60

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vanda. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

vanda.edu.kh accessibility score

93

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

Links do not have a discernible name

Best Practices

vanda.edu.kh best practices score

58

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

High

Missing source maps for large first-party JavaScript

SEO Factors

vanda.edu.kh SEO score

76

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

Document doesn't have a valid hreflang

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 Vanda.edu.kh 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 Vanda.edu.kh 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

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