Tools & Wizards About Us
advanceesl.com screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

advanceesl.com

Advance English Academy - English Classes in San Francisco, Berkeley, and Online

Page Load Speed

2.5 sec in total

First Response

75 ms

Resources Loaded

2.4 sec

Page Rendered

84 ms

advanceesl.com screenshot

About Website

Click here to check amazing Advance Esl content. Otherwise, check out these important facts you probably never knew about advanceesl.com

Advance English Academy has been offering a variety of ESL and TOEFL English courses for students of all ages and levels for over 15 years in San Francisco and Berkely, California, USA.

Visit advanceesl.com

Key Findings

We analyzed Advanceesl.com page load time and found that the first response time was 75 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

advanceesl.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value8,670 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value30.8 s

0/100

10%

Network Requests Diagram

www.advanceesl.com

75 ms

minified.js

42 ms

focus-within-polyfill.js

37 ms

polyfill.min.js

1532 ms

thunderbolt-commons.c1d8ed1c.bundle.min.js

63 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Advanceesl.com, 35% (16 requests) were made to Static.parastorage.com and 26% (12 requests) were made to Static.wixstatic.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 823.4 kB (66%)

Content Size

1.3 MB

After Optimization

429.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Advanceesl.com main page is 1.3 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. 55% of websites need less resources to load. HTML takes 786.9 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 638.2 kB

  • Original 786.9 kB
  • After minification 785.0 kB
  • After compression 148.7 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 638.2 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 816 B

  • Original 25.5 kB
  • After minification 24.7 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. Advance Esl images are well optimized though.

JavaScript Optimization

-42%

Potential reduce by 184.3 kB

  • Original 440.3 kB
  • After minification 440.3 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 184.3 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (44%)

Requests Now

27

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Advance Esl. 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 as a result speed up the page load time.

Network Requests Diagram

www.advanceesl.com

www.advanceesl.com

75 ms

minified.js

minified.js

42 ms

focus-within-polyfill.js

focus-within-polyfill.js

37 ms

polyfill.min.js

polyfill.min.js

1532 ms

thunderbolt-commons.c1d8ed1c.bundle.min.js

thunderbolt-commons.c1d8ed1c.bundle.min.js

63 ms

main.4a2d1e74.bundle.min.js

main.4a2d1e74.bundle.min.js

62 ms

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

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

26 ms

lodash.min.js

lodash.min.js

62 ms

react.production.min.js

react.production.min.js

62 ms

react-dom.production.min.js

react-dom.production.min.js

63 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

62 ms

hotjar-2453081.js

hotjar-2453081.js

188 ms

AEA%20logo.jpg

AEA%20logo.jpg

322 ms

9c6b4d_a21f9f5b34ea4086850a31e15d8ff745~mv2.jpg

9c6b4d_a21f9f5b34ea4086850a31e15d8ff745~mv2.jpg

327 ms

Jessica.jpeg

Jessica.jpeg

448 ms

9c6b4d_b1abdaa411a5469e918d905eb30cdc25~mv2.jpeg

9c6b4d_b1abdaa411a5469e918d905eb30cdc25~mv2.jpeg

330 ms

9c6b4d_6768f060225e4d79bbe80364b38101bc~mv2.jpeg

9c6b4d_6768f060225e4d79bbe80364b38101bc~mv2.jpeg

471 ms

9c6b4d_3ae65c560b14475695ad375f8861e3a2~mv2.jpeg

9c6b4d_3ae65c560b14475695ad375f8861e3a2~mv2.jpeg

471 ms

9c6b4d_5c6ec844dc534829b3988e3a48218fa0~mv2.jpg

9c6b4d_5c6ec844dc534829b3988e3a48218fa0~mv2.jpg

530 ms

9c6b4d_73fa8916fe2048f082cb96ef97071200~mv2.jpg

9c6b4d_73fa8916fe2048f082cb96ef97071200~mv2.jpg

488 ms

accet-logo.png

accet-logo.png

510 ms

49c1daaca6ff444aa34f5ecc66d8ae1f.jpg

49c1daaca6ff444aa34f5ecc66d8ae1f.jpg

647 ms

ff2c0fa76a5347f3b0f298d9feb685de.jpg

ff2c0fa76a5347f3b0f298d9feb685de.jpg

533 ms

f22d3579840e47d8bf1a793790603d98.jpg

f22d3579840e47d8bf1a793790603d98.jpg

473 ms

bundle.min.js

bundle.min.js

88 ms

h3r77AwDsldr1E_2g4qqGBsxEYwM7FgeyaSgU71cLG0.woff

h3r77AwDsldr1E_2g4qqGBsxEYwM7FgeyaSgU71cLG0.woff

42 ms

p0A1C4_gK5NzKtuGSwNurQ.woff

p0A1C4_gK5NzKtuGSwNurQ.woff

42 ms

9VWMTeb5jtXkNoTv949NpRsxEYwM7FgeyaSgU71cLG0.woff

9VWMTeb5jtXkNoTv949NpRsxEYwM7FgeyaSgU71cLG0.woff

43 ms

aDjpMND83pDErGXlVEr-SRsxEYwM7FgeyaSgU71cLG0.woff

aDjpMND83pDErGXlVEr-SRsxEYwM7FgeyaSgU71cLG0.woff

43 ms

modules.c455055d4255707cc766.js

modules.c455055d4255707cc766.js

81 ms

116 ms

120 ms

114 ms

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110 ms

145 ms

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150 ms

148 ms

deprecation-en.v5.html

deprecation-en.v5.html

11 ms

bolt-performance

bolt-performance

24 ms

deprecation-style.v5.css

deprecation-style.v5.css

5 ms

right-arrow.svg

right-arrow.svg

6 ms

Accessibility Review

advanceesl.com accessibility score

97

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

Best Practices

advanceesl.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

Page has valid source maps

SEO Factors

advanceesl.com SEO score

91

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 Advanceesl.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 Advanceesl.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

advanceesl.com

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