Tools & Wizards About Us
vovilibrary.net screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

vovilibrary.net

Thư Viện Vô Vi - Vo-Vi Library - Pháp Lý Vô Vi Khoa Học Huyền Bí Phật Pháp

Page Load Speed

4.5 sec in total

First Response

488 ms

Resources Loaded

3.8 sec

Page Rendered

203 ms

vovilibrary.net screenshot

About Website

Click here to check amazing Vo Vi Library content for Vietnam. Otherwise, check out these important facts you probably never knew about vovilibrary.net

Vo-Vi Library is a comprehensive collection of materials on Vo-Vi meditation, to help practitioners achieve self-awareness and inner well-being.

Visit vovilibrary.net

Key Findings

We analyzed Vovilibrary.net page load time and found that the first response time was 488 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

vovilibrary.net performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.145

77/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

vovilibrary.net

488 ms

vovilibrary.net

886 ms

style.css

213 ms

style_tabs.css

423 ms

jquery.js

877 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 77% of them (44 requests) were addressed to the original Vovilibrary.net, 18% (10 requests) were made to Free.timeanddate.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Vovilibrary.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 83.1 kB (15%)

Content Size

537.5 kB

After Optimization

454.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vovilibrary.net main page is 537.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 400.2 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 20.2 kB

  • Original 26.0 kB
  • After minification 25.9 kB
  • After compression 5.7 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 20.2 kB or 78% of the original size.

Image Optimization

-9%

Potential reduce by 36.8 kB

  • Original 400.2 kB
  • After minification 363.4 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. Vo Vi Library images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 19.9 kB

  • Original 97.7 kB
  • After minification 97.7 kB
  • After compression 77.8 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 19.9 kB or 20% of the original size.

CSS Optimization

-45%

Potential reduce by 6.1 kB

  • Original 13.6 kB
  • After minification 13.6 kB
  • After compression 7.5 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. Vovilibrary.net needs all CSS files to be minified and compressed as it can save up to 6.1 kB or 45% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (28%)

Requests Now

54

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vo Vi Library. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vovilibrary.net

vovilibrary.net

488 ms

vovilibrary.net

vovilibrary.net

886 ms

style.css

style.css

213 ms

style_tabs.css

style_tabs.css

423 ms

jquery.js

jquery.js

877 ms

amazingaudioplayer.js

amazingaudioplayer.js

829 ms

initaudioplayer-2.js

initaudioplayer-2.js

621 ms

initaudioplayer-2.css

initaudioplayer-2.css

626 ms

jwplayer.js

jwplayer.js

839 ms

css

css

22 ms

Page-BgSimpleGradient.jpg

Page-BgSimpleGradient.jpg

213 ms

Page-BgGlare.png

Page-BgGlare.png

626 ms

Sheet-s.png

Sheet-s.png

208 ms

Sheet-h.png

Sheet-h.png

209 ms

Sheet-v.png

Sheet-v.png

209 ms

Header_left_VN.png

Header_left_VN.png

419 ms

Header_right_home.jpg

Header_right_home.jpg

633 ms

nav.png

nav.png

430 ms

MenuItem.png

MenuItem.png

428 ms

spacer.gif

spacer.gif

429 ms

subitem-bg.png

subitem-bg.png

628 ms

BGhome.png

BGhome.png

1251 ms

audio_40.png

audio_40.png

634 ms

audio_13.gif

audio_13.gif

637 ms

book_40.png

book_40.png

834 ms

book_20x13.gif

book_20x13.gif

837 ms

writepad_40.png

writepad_40.png

838 ms

writepad_20x13.gif

writepad_20x13.gif

839 ms

music_40b.gif

music_40b.gif

845 ms

AlbumArtSmall.png

AlbumArtSmall.png

1045 ms

AlbumArtSmall.jpg

AlbumArtSmall.jpg

1047 ms

AlbumArtSmall.jpg

AlbumArtSmall.jpg

1046 ms

AlbumArtSmall.jpg

AlbumArtSmall.jpg

1046 ms

QAicon40.png

QAicon40.png

1054 ms

world.png

world.png

1256 ms

clock.png

clock.png

1251 ms

jwpsrv.js

jwpsrv.js

45 ms

content_y19911200T2.html

content_y19911200T2.html

1234 ms

ts1

ts1

123 ms

ts1

ts1

169 ms

ts1

ts1

117 ms

ts1

ts1

111 ms

ts1

ts1

112 ms

Block-s.png

Block-s.png

1216 ms

Block-h.png

Block-h.png

1223 ms

Block-v.png

Block-v.png

1415 ms

Footer.png

Footer.png

1417 ms

playerbg.png

playerbg.png

1418 ms

playpause-24-24-1.png

playpause-24-24-1.png

1422 ms

loop-24-24-2.png

loop-24-24-2.png

1423 ms

volume-24-24-2.png

volume-24-24-2.png

1431 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

28 ms

ts.php

ts.php

14 ms

ts.php

ts.php

14 ms

ts.php

ts.php

31 ms

ts.php

ts.php

25 ms

ts.php

ts.php

20 ms

Accessibility Review

vovilibrary.net accessibility score

60

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

vovilibrary.net best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

vovilibrary.net SEO score

88

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

Image elements do not have [alt] attributes

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

    VI

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vovilibrary.net can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Vovilibrary.net 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

vovilibrary.net

Open Graph description is not detected on the main page of Vo Vi Library. 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: