Tools & Wizards About Us
bt-education.com screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

bt-education.com

VCE Tutoring Services | Breakthrough Education | Melbourne

Page Load Speed

2.1 sec in total

First Response

138 ms

Resources Loaded

1.9 sec

Page Rendered

76 ms

bt-education.com screenshot

About Website

Click here to check amazing Bt Education content. Otherwise, check out these important facts you probably never knew about bt-education.com

In 2018, 6 students achieved a 99.95 ATAR. In 2019, 11 students achieved a 100th percentile UCAT. Breakthrough Education is a specialised coaching school based in Melbourne Australia. Over the last 1...

Visit bt-education.com

Key Findings

We analyzed Bt-education.com page load time and found that the first response time was 138 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

bt-education.com performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

54/100

25%

SI (Speed Index)

Value11.1 s

6/100

10%

TBT (Total Blocking Time)

Value3,110 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.07

96/100

15%

TTI (Time to Interactive)

Value16.2 s

5/100

10%

Network Requests Diagram

www.bt-education.com

138 ms

minified.js

34 ms

focus-within-polyfill.js

78 ms

polyfill.min.js

988 ms

thunderbolt-commons.c1d8ed1c.bundle.min.js

67 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Bt-education.com, 49% (24 requests) were made to Static.parastorage.com and 24% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (988 ms) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 770.7 kB (64%)

Content Size

1.2 MB

After Optimization

430.0 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Bt-education.com main page is 1.2 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. 35% of websites need less resources to load. HTML takes 719.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 577.0 kB

  • Original 719.6 kB
  • After minification 717.8 kB
  • After compression 142.6 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 577.0 kB or 80% of the original size.

Image Optimization

-22%

Potential reduce by 8.8 kB

  • Original 40.2 kB
  • After minification 31.4 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, Bt Education needs image optimization as it can save up to 8.8 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-42%

Potential reduce by 184.9 kB

  • Original 440.9 kB
  • After minification 440.8 kB
  • After compression 255.9 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 184.9 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (42%)

Requests Now

24

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bt Education. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.bt-education.com

www.bt-education.com

138 ms

minified.js

minified.js

34 ms

focus-within-polyfill.js

focus-within-polyfill.js

78 ms

polyfill.min.js

polyfill.min.js

988 ms

thunderbolt-commons.c1d8ed1c.bundle.min.js

thunderbolt-commons.c1d8ed1c.bundle.min.js

67 ms

main.4a2d1e74.bundle.min.js

main.4a2d1e74.bundle.min.js

71 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

63 ms

lodash.min.js

lodash.min.js

68 ms

react.production.min.js

react.production.min.js

67 ms

react-dom.production.min.js

react-dom.production.min.js

69 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

68 ms

bt-icon-white.png

bt-icon-white.png

421 ms

17f991_0909f19059b54e92b87f692feb317527~mv2_d_3000_1687_s_2.jpg

17f991_0909f19059b54e92b87f692feb317527~mv2_d_3000_1687_s_2.jpg

484 ms

11062b_64ae2a899006496dac01c2e81fac97f1f000.jpg

11062b_64ae2a899006496dac01c2e81fac97f1f000.jpg

231 ms

iStock-513446710.jpg

iStock-513446710.jpg

420 ms

bt-icon-white.png

bt-icon-white.png

425 ms

Male%20Student.jpg

Male%20Student.jpg

364 ms

Image%20by%20Jeswin%20Thomas.jpg

Image%20by%20Jeswin%20Thomas.jpg

439 ms

Woman%20Doctor.jpg

Woman%20Doctor.jpg

437 ms

bt-icon-colour.png

bt-icon-colour.png

627 ms

bundle.min.js

bundle.min.js

172 ms

dI-qzxlKVQA6TUC5RKSb3z8E0i7KZn-EPnyo3HZu7kw.woff

dI-qzxlKVQA6TUC5RKSb3z8E0i7KZn-EPnyo3HZu7kw.woff

42 ms

cgaIrkaP9Empe8_PwXbajD8E0i7KZn-EPnyo3HZu7kw.woff

cgaIrkaP9Empe8_PwXbajD8E0i7KZn-EPnyo3HZu7kw.woff

16 ms

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9_7S_tWeGDh5Pq3u05RVkj8E0i7KZn-EPnyo3HZu7kw.woff

42 ms

97uahxiqZRoncBaCEI3aWz8E0i7KZn-EPnyo3HZu7kw.woff

97uahxiqZRoncBaCEI3aWz8E0i7KZn-EPnyo3HZu7kw.woff

41 ms

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80de9d5d-ab5f-40ce-911b-104e51e93d7c.woff

40 ms

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41 ms

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42 ms

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42 ms

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42 ms

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GwZ_PiN1Aind9Eyjp868Ez8E0i7KZn-EPnyo3HZu7kw.woff

42 ms

idLYXfFa1c7oAPILDl4z0fesZW2xOQ-xsNqO47m55DA.woff

idLYXfFa1c7oAPILDl4z0fesZW2xOQ-xsNqO47m55DA.woff

57 ms

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57 ms

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deprecation-en.v5.html

deprecation-en.v5.html

9 ms

bolt-performance

bolt-performance

10 ms

deprecation-style.v5.css

deprecation-style.v5.css

7 ms

right-arrow.svg

right-arrow.svg

4 ms

Accessibility Review

bt-education.com accessibility score

91

Accessibility Issues

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

Buttons do not have an accessible name

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

Best Practices

bt-education.com 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

High

Missing source maps for large first-party JavaScript

SEO Factors

bt-education.com SEO score

90

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

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 Bt-education.com 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 Bt-education.com 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

bt-education.com

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