Tools & Wizards About Us
outschool.zoom.us screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 70

    SEO

    Google-friendlier than
    29% of websites

outschool.zoom.us

One platform to connect | Zoom

Page Load Speed

1.9 sec in total

First Response

33 ms

Resources Loaded

969 ms

Page Rendered

887 ms

outschool.zoom.us screenshot

About Website

Visit outschool.zoom.us now to see the best up-to-date Outschool Zoom content for United States and also check out these interesting facts you probably never knew about outschool.zoom.us

Modernize workflows with Zoom's trusted collaboration tools: including video meetings, team chat, VoIP phone, webinars, whiteboard, contact center, and events.

Visit outschool.zoom.us

Key Findings

We analyzed Outschool.zoom.us page load time and found that the first response time was 33 ms and then it took 1.9 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

outschool.zoom.us performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value24.6 s

0/100

25%

SI (Speed Index)

Value6.8 s

34/100

10%

TBT (Total Blocking Time)

Value2,840 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.125

83/100

15%

TTI (Time to Interactive)

Value23.7 s

1/100

10%

Network Requests Diagram

outschool.zoom.us

33 ms

outschool.zoom.us

113 ms

optimizely.js

83 ms

internacional.min.css

53 ms

suisse.min.css

64 ms

Our browser made a total of 122 requests to load all elements on the main page. We found that 2% of them (3 requests) were addressed to the original Outschool.zoom.us, 52% (63 requests) were made to File-paa.zoom.us and 16% (19 requests) were made to St3.zoom.us. The less responsive or slowest element that took the longest time to load (530 ms) relates to the external source File-paa.zoom.us.

Page Optimization Overview & Recommendations

Page size can be reduced by 305.2 kB (7%)

Content Size

4.3 MB

After Optimization

4.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Outschool.zoom.us main page is 4.3 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. Only a small number of websites need less resources to load. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 128.8 kB

  • Original 163.2 kB
  • After minification 163.2 kB
  • After compression 34.4 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 128.8 kB or 79% of the original size.

Image Optimization

-5%

Potential reduce by 169.2 kB

  • Original 3.5 MB
  • After minification 3.4 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. Outschool Zoom images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 6.3 kB

  • Original 552.5 kB
  • After minification 552.5 kB
  • After compression 546.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 921 B

  • Original 92.8 kB
  • After minification 92.8 kB
  • After compression 91.8 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. Outschool.zoom.us has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 26 (23%)

Requests Now

112

After Optimization

86

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Outschool Zoom. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

outschool.zoom.us

outschool.zoom.us

33 ms

outschool.zoom.us

outschool.zoom.us

113 ms

optimizely.js

optimizely.js

83 ms

internacional.min.css

internacional.min.css

53 ms

suisse.min.css

suisse.min.css

64 ms

all.min.css

all.min.css

65 ms

zoom-components.min.css

zoom-components.min.css

80 ms

swiper-bundle-8.3.2.min.css

swiper-bundle-8.3.2.min.css

140 ms

home-v2.min.css

home-v2.min.css

64 ms

csrf_js

csrf_js

31 ms

notification.min.css

notification.min.css

139 ms

popup-captcha.min.css

popup-captcha.min.css

75 ms

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otSDKStub.js

43 ms

top_nav.min.css

top_nav.min.css

267 ms

vue.min.js

vue.min.js

339 ms

zoom-components.min.js

zoom-components.min.js

241 ms

popup-captcha.min.js

popup-captcha.min.js

455 ms

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monitor.min.js

241 ms

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452 ms

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top_nav.min.js

337 ms

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swiper-bundle-8.3.2.min.js

341 ms

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gsap.min.js

341 ms

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340 ms

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58 ms

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340 ms

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238 ms

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239 ms

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Accessibility Review

outschool.zoom.us accessibility score

69

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

High

ARIA IDs are not unique

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

outschool.zoom.us best practices score

75

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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

outschool.zoom.us SEO score

70

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

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

High

Page is blocked from indexing

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 Outschool.zoom.us 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 Outschool.zoom.us 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

outschool.zoom.us

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