Tools & Wizards About Us

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

oi.edu.sg

Explore a New Language. Learn it. Speak it. | Oxford Language Academy

Page Load Speed

20.9 sec in total

First Response

717 ms

Resources Loaded

20 sec

Page Rendered

234 ms

About Website

Visit oi.edu.sg now to see the best up-to-date Oi content and also check out these interesting facts you probably never knew about oi.edu.sg

Take your pick from 15 languages. 5-min from Tanjong Pagar MRT. Small classes & native-speaking teachers. Private & Group classes available for individuals & businesses. Call 6734 8734!

Visit oi.edu.sg

Key Findings

We analyzed Oi.edu.sg page load time and found that the first response time was 717 ms and then it took 20.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

oi.edu.sg performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value15.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value35.4 s

0/100

25%

SI (Speed Index)

Value45.7 s

0/100

10%

TBT (Total Blocking Time)

Value2,070 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.133

81/100

15%

TTI (Time to Interactive)

Value28.3 s

0/100

10%

Network Requests Diagram

ola.oi.edu.sg

717 ms

ola.oi.edu.sg

5576 ms

analytics.js

58 ms

wp-emoji-release.min.js

442 ms

style.min.css

1154 ms

Our browser made a total of 132 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Oi.edu.sg, 5% (7 requests) were made to Fonts.gstatic.com and 2% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (5.6 sec) relates to the external source Ola.oi.edu.sg.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (18%)

Content Size

6.2 MB

After Optimization

5.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Oi.edu.sg main page is 6.2 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. 70% of websites need less resources to load. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 84.3 kB

  • Original 108.7 kB
  • After minification 104.9 kB
  • After compression 24.5 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 84.3 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 78.8 kB

  • Original 4.2 MB
  • After minification 4.1 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. Oi images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 116.2 kB

  • Original 828.3 kB
  • After minification 828.3 kB
  • After compression 712.2 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 116.2 kB or 14% of the original size.

CSS Optimization

-79%

Potential reduce by 828.0 kB

  • Original 1.0 MB
  • After minification 1.0 MB
  • After compression 220.7 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. Oi.edu.sg needs all CSS files to be minified and compressed as it can save up to 828.0 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 101 (86%)

Requests Now

118

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 118 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 65 to 1 for JavaScripts and from 38 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

oi.edu.sg accessibility score

96

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.

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

oi.edu.sg best practices score

83

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

SEO Factors

oi.edu.sg SEO score

91

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 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 Oi.edu.sg 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 Oi.edu.sg 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 Oi. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: