Tools & Wizards About Us
anhduyaudio.com screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

anhduyaudio.com

AnhDuyAudio - Phân phối Ampli Denon, Loa Jamo, Tannoy, Unison Research, Accuphase, HiDiamond, Klipsch

Page Load Speed

8.2 sec in total

First Response

596 ms

Resources Loaded

6.8 sec

Page Rendered

864 ms

anhduyaudio.com screenshot

About Website

Visit anhduyaudio.com now to see the best up-to-date Anh Duy Audio content for Vietnam and also check out these interesting facts you probably never knew about anhduyaudio.com

AnhDuy Audio Chuyên cung cấp các thiết bị nghe nhạc cao cấp:Loa Jamo,Loa Tannoy, fyne audio, Ampli Denon, Accuphase, unison nghe nhạc xem phim hay nhất, giá tốt, Dàn Karaoke gia đình,Tai nghe, Micro

Visit anhduyaudio.com

Key Findings

We analyzed Anhduyaudio.com page load time and found that the first response time was 596 ms and then it took 7.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

anhduyaudio.com performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value590 ms

50/100

30%

CLS (Cumulative Layout Shift)

Value0.151

76/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

anhduyaudio.com

596 ms

anhduyaudio.com

1475 ms

animate.min.css

523 ms

bootstrap.css

1038 ms

all.css

1309 ms

Our browser made a total of 101 requests to load all elements on the main page. We found that 87% of them (88 requests) were addressed to the original Anhduyaudio.com, 5% (5 requests) were made to Googletagmanager.com and 2% (2 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Anhduyaudio.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 505.1 kB (26%)

Content Size

1.9 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Anhduyaudio.com main page is 1.9 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. 60% of websites need less resources to load. Javascripts take 882.1 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 271.8 kB

  • Original 312.0 kB
  • After minification 239.5 kB
  • After compression 40.2 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 72.5 kB, which is 23% 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 271.8 kB or 87% of the original size.

Image Optimization

-17%

Potential reduce by 88.4 kB

  • Original 532.3 kB
  • After minification 443.9 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, Anh Duy Audio needs image optimization as it can save up to 88.4 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-13%

Potential reduce by 112.9 kB

  • Original 882.1 kB
  • After minification 869.2 kB
  • After compression 769.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 112.9 kB or 13% of the original size.

CSS Optimization

-16%

Potential reduce by 31.9 kB

  • Original 198.9 kB
  • After minification 183.6 kB
  • After compression 167.0 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. Anhduyaudio.com needs all CSS files to be minified and compressed as it can save up to 31.9 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 71 (72%)

Requests Now

98

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Anh Duy Audio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 33 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

anhduyaudio.com

anhduyaudio.com

596 ms

anhduyaudio.com

anhduyaudio.com

1475 ms

animate.min.css

animate.min.css

523 ms

bootstrap.css

bootstrap.css

1038 ms

all.css

all.css

1309 ms

confirm.css

confirm.css

793 ms

HoldOn.css

HoldOn.css

791 ms

HoldOn-style.css

HoldOn-style.css

790 ms

style.css

style.css

794 ms

jquery.mmenu.all.css

jquery.mmenu.all.css

1052 ms

mburger.css

mburger.css

1057 ms

fancybox.css

fancybox.css

1059 ms

photobox.css

photobox.css

1061 ms

slick.css

slick.css

1296 ms

slick-theme.css

slick-theme.css

1334 ms

slick-style.css

slick-style.css

1334 ms

jquery.simplyscroll.css

jquery.simplyscroll.css

1335 ms

fotorama.css

fotorama.css

1336 ms

fotorama-style.css

fotorama-style.css

1554 ms

magiczoomplus.css

magiczoomplus.css

1569 ms

jquery.datetimepicker.css

jquery.datetimepicker.css

1576 ms

owl.carousel.css

owl.carousel.css

1574 ms

owl.theme.default.css

owl.theme.default.css

1577 ms

cart.css

cart.css

1579 ms

simple-notify.css

simple-notify.css

1813 ms

login.css

login.css

1828 ms

comment.css

comment.css

1836 ms

main.css

main.css

1837 ms

jquery.mCustomScrollbar.css

jquery.mCustomScrollbar.css

1838 ms

skitter.styles.css

skitter.styles.css

1841 ms

js-image-slider.css

js-image-slider.css

2072 ms

effect.css

effect.css

2088 ms

webtools.css

webtools.css

2097 ms

style.css

style.css

2099 ms

js

js

79 ms

adsbygoogle.js

adsbygoogle.js

159 ms

js

js

124 ms

js

js

147 ms

js

js

158 ms

jquery.min.js

jquery.min.js

2175 ms

lazyload.min.js

lazyload.min.js

2088 ms

jquery.mmenu.all.js

jquery.mmenu.all.js

2091 ms

api.js

api.js

70 ms

element.js

element.js

50 ms

easy-autocomplete.css

easy-autocomplete.css

2172 ms

bootstrap.js

bootstrap.js

2162 ms

wow.min.js

wow.min.js

1646 ms

HoldOn.js

HoldOn.js

1646 ms

fotorama.js

fotorama.js

1888 ms

owl.carousel.js

owl.carousel.js

1910 ms

magiczoomplus.js

magiczoomplus.js

1640 ms

jssor.slider.min.js

jssor.slider.min.js

1626 ms

jssor_slider_init.js

jssor_slider_init.js

1626 ms

slick.js

slick.js

1796 ms

fancybox.js

fancybox.js

1889 ms

confirm.js

confirm.js

1650 ms

photobox.js

photobox.js

1614 ms

simple-notify.js

simple-notify.js

1612 ms

php-date-formatter.min.js

php-date-formatter.min.js

1612 ms

jquery.mousewheel.js

jquery.mousewheel.js

1780 ms

jquery.datetimepicker.js

jquery.datetimepicker.js

1869 ms

jquery.countup.min.js

jquery.countup.min.js

1657 ms

jquery.waypoints.min.js

jquery.waypoints.min.js

1642 ms

jquery.mCustomScrollbar.js

jquery.mCustomScrollbar.js

1894 ms

jquery.wookmark.js

jquery.wookmark.js

1637 ms

jquery.skitter.min.js

jquery.skitter.min.js

1800 ms

js-image-slider.js

js-image-slider.js

1889 ms

functions.js

functions.js

1655 ms

comment.js

comment.js

1640 ms

apps.js

apps.js

1645 ms

jquery.easy-autocomplete.js

jquery.easy-autocomplete.js

1797 ms

gtm.js

gtm.js

224 ms

search.png

search.png

1528 ms

home_p.png

home_p.png

1528 ms

loading.gif

loading.gif

1529 ms

160552-72100.png

160552-72100.png

2061 ms

378439-82680.png

378439-82680.png

2565 ms

show_ads_impl.js

show_ads_impl.js

234 ms

bg_doitac.jpg

bg_doitac.jpg

1553 ms

dm1.png

dm1.png

1641 ms

muiten.png

muiten.png

1561 ms

skype.png

skype.png

1563 ms

zalo.png

zalo.png

1724 ms

muiten234.png

muiten234.png

1815 ms

UTM%20Bebas.ttf

UTM%20Bebas.ttf

1788 ms

zrt_lookup.html

zrt_lookup.html

163 ms

ads

ads

72 ms

3sao.gif

3sao.gif

1601 ms

5sao.gif

5sao.gif

1735 ms

new.gif

new.gif

1826 ms

hinhtron.png

hinhtron.png

1817 ms

dathongbao.png

dathongbao.png

1800 ms

chat-zalo.png

chat-zalo.png

1780 ms

icon-t1.png

icon-t1.png

1817 ms

icon-t2.png

icon-t2.png

1825 ms

icon-t3.png

icon-t3.png

1834 ms

icon-t4.png

icon-t4.png

1836 ms

recaptcha__en.js

recaptcha__en.js

43 ms

tracking.js

tracking.js

108 ms

icon_fanpage_facebook.png

icon_fanpage_facebook.png

1297 ms

bullet.png

bullet.png

1184 ms

Accessibility Review

anhduyaudio.com accessibility score

79

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

High

Links do not have a discernible 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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a valid value for its [lang] attribute.

Best Practices

anhduyaudio.com 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

anhduyaudio.com SEO score

92

Search Engine Optimization Advices

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

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 Anhduyaudio.com 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 Anhduyaudio.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

anhduyaudio.com

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