Tools & Wizards About Us
teachertube.com screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

teachertube.com

TeacherTube Educational Videos for the School Classroom and Home - Including Educational Songs, History Videos, Student Videos and Math Videos

Page Load Speed

1.3 sec in total

First Response

67 ms

Resources Loaded

658 ms

Page Rendered

587 ms

teachertube.com screenshot

About Website

Click here to check amazing Teacher Tube content for India. Otherwise, check out these important facts you probably never knew about teachertube.com

A free community for sharing instructional videos, Educational Songs, History Videos, Student Videos, Math Videos, and other content for teachers and students. We are an education focused, safe venue ...

Visit teachertube.com

Key Findings

We analyzed Teachertube.com page load time and found that the first response time was 67 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

teachertube.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

91/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value2,840 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.293

41/100

15%

TTI (Time to Interactive)

Value21.0 s

1/100

10%

Network Requests Diagram

teachertube.com

67 ms

www.teachertube.com

105 ms

styles.css

85 ms

all.min.css

99 ms

science.svg

134 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 20% of them (11 requests) were addressed to the original Teachertube.com, 46% (25 requests) were made to Cdn.teachertube.com and 11% (6 requests) were made to Content.swncdn.com. The less responsive or slowest element that took the longest time to load (285 ms) relates to the external source Securepubads.g.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 44.8 kB (2%)

Content Size

2.1 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Teachertube.com main page is 2.1 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 42.2 kB

  • Original 53.7 kB
  • After minification 44.7 kB
  • After compression 11.5 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. This page needs HTML code to be minified as it can gain 9.0 kB, which is 17% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 42.2 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 875 B

  • Original 1.1 MB
  • After minification 1.1 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. Teacher Tube images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.6 kB

  • Original 884.7 kB
  • After minification 884.7 kB
  • After compression 883.1 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 168 B

  • Original 32.8 kB
  • After minification 32.8 kB
  • After compression 32.6 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. Teachertube.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 12 (24%)

Requests Now

50

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Teacher Tube. 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

teachertube.com

teachertube.com

67 ms

www.teachertube.com

www.teachertube.com

105 ms

styles.css

styles.css

85 ms

all.min.css

all.min.css

99 ms

science.svg

science.svg

134 ms

desmos-_-graphing-calculator000.jpg

desmos-_-graphing-calculator000.jpg

126 ms

email-decode.min.js

email-decode.min.js

66 ms

js

js

136 ms

gpt.js

gpt.js

285 ms

prebid3.js

prebid3.js

158 ms

advscript.js

advscript.js

161 ms

scripts.js

scripts.js

90 ms

vendors.js

vendors.js

166 ms

a-06v4.min.js

a-06v4.min.js

157 ms

math.svg

math.svg

132 ms

history.svg

history.svg

134 ms

social.svg

social.svg

133 ms

language.svg

language.svg

129 ms

song.svg

song.svg

157 ms

module-5_-screencastify-project-google-slides000.jpg

module-5_-screencastify-project-google-slides000.jpg

122 ms

module-4-spanish-grammar-video000.jpg

module-4-spanish-grammar-video000.jpg

122 ms

how-to-enter-a-table-in-desmos-calculator000.jpg

how-to-enter-a-table-in-desmos-calculator000.jpg

125 ms

win_20210514_16_34_55_pro000.jpg

win_20210514_16_34_55_pro000.jpg

125 ms

how-to-write-the-perfect-essay-exams-and-assignments000.jpg

how-to-write-the-perfect-essay-exams-and-assignments000.jpg

121 ms

after-effects-oranges-tutorial000.jpg

after-effects-oranges-tutorial000.jpg

155 ms

20210401_095735000.jpg

20210401_095735000.jpg

155 ms

yt1scom-over-in-the-meadow-kinder-1st-grade-elementary-music-lesson-counting-animals_360p000.jpg

yt1scom-over-in-the-meadow-kinder-1st-grade-elementary-music-lesson-counting-animals_360p000.jpg

155 ms

weather-vs-climate-video-for-kids-_-3rd-4th-5th-grade000.jpg

weather-vs-climate-video-for-kids-_-3rd-4th-5th-grade000.jpg

159 ms

mise-en-orbite-mode-demploi001.jpg

mise-en-orbite-mode-demploi001.jpg

158 ms

my-movie-11002.jpg

my-movie-11002.jpg

158 ms

img_0550000.jpg

img_0550000.jpg

159 ms

recording__4000.jpg

recording__4000.jpg

160 ms

review-reminder-for-finals000.jpg

review-reminder-for-finals000.jpg

159 ms

my-video-3000.jpg

my-video-3000.jpg

161 ms

my-video-3000.jpg

my-video-3000.jpg

163 ms

zoom_0001.jpg

zoom_0001.jpg

225 ms

tic-tac-toe-subtraction000.jpg

tic-tac-toe-subtraction000.jpg

226 ms

trimbf6cb303-5cc8-4830-97ec-3bfe1d5f91b1000.jpg

trimbf6cb303-5cc8-4830-97ec-3bfe1d5f91b1000.jpg

226 ms

lessons-with-pam-how-to-catch-a-turkey_read-make-do-reduced000.jpg

lessons-with-pam-how-to-catch-a-turkey_read-make-do-reduced000.jpg

227 ms

trimd9e3454f-df2c-441d-bcb2-cb70fe6bd461000.jpg

trimd9e3454f-df2c-441d-bcb2-cb70fe6bd461000.jpg

228 ms

flyawaysani001.jpg

flyawaysani001.jpg

227 ms

bear-over-the-mountain-hd-720p001.jpg

bear-over-the-mountain-hd-720p001.jpg

228 ms

left-right-visual000.jpg

left-right-visual000.jpg

229 ms

Default-Media-Video.png

Default-Media-Video.png

159 ms

Airplane.gif

Airplane.gif

241 ms

Logo-Color.svg

Logo-Color.svg

135 ms

Pattern-Background.png

Pattern-Background.png

134 ms

js

js

73 ms

analytics.js

analytics.js

116 ms

js

js

117 ms

main.js

main.js

32 ms

fa-solid-900.woff

fa-solid-900.woff

81 ms

fa-regular-400.woff

fa-regular-400.woff

83 ms

pubads_impl.js

pubads_impl.js

51 ms

Accessibility Review

teachertube.com accessibility score

76

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

[aria-*] attributes do not match their roles

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

High

Some elements have a [tabindex] value greater than 0

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

Best Practices

teachertube.com best practices score

92

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

Page has valid source maps

SEO Factors

teachertube.com SEO score

77

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

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

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 Teachertube.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 Teachertube.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

teachertube.com

Open Graph description is not detected on the main page of Teacher Tube. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: