Tools & Wizards About Us
vietthanh.vn screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

vietthanh.vn

Việt Thanh Music Center - Công ty nhạc cụ uy tín nhất TPHCM

Page Load Speed

76.5 sec in total

First Response

4.3 sec

Resources Loaded

70.5 sec

Page Rendered

1.7 sec

vietthanh.vn screenshot

About Website

Click here to check amazing Viet Thanh content for Vietnam. Otherwise, check out these important facts you probably never knew about vietthanh.vn

Việt Thanh Music Center - Công ty nhạc cụ uy tín nhất TPHCM, chuyên bán piano, organ, guitar, ukulele, violin, ampli, trống, thiết bị phòng thu chính hãng

Visit vietthanh.vn

Key Findings

We analyzed Vietthanh.vn page load time and found that the first response time was 4.3 sec and then it took 72.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 35 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

vietthanh.vn performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value314.0 s

0/100

25%

SI (Speed Index)

Value44.9 s

0/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.076

95/100

15%

TTI (Time to Interactive)

Value7.3 s

50/100

10%

Network Requests Diagram

vietthanh.vn

4298 ms

js

78 ms

style.min.css

3309 ms

wc-blocks-vendors-style.css

1329 ms

wc-blocks-style.css

2051 ms

Our browser made a total of 147 requests to load all elements on the main page. We found that 98% of them (144 requests) were addressed to the original Vietthanh.vn, 1% (2 requests) were made to Maxcdn.bootstrapcdn.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Vietthanh.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 277.7 kB (50%)

Content Size

556.3 kB

After Optimization

278.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vietthanh.vn main page is 556.3 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. 40% of websites need less resources to load. HTML takes 278.9 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 245.7 kB

  • Original 278.9 kB
  • After minification 274.2 kB
  • After compression 33.3 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 245.7 kB or 88% of the original size.

Image Optimization

-37%

Potential reduce by 19.2 kB

  • Original 52.2 kB
  • After minification 32.9 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, Viet Thanh needs image optimization as it can save up to 19.2 kB or 37% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-4%

Potential reduce by 4.6 kB

  • Original 115.1 kB
  • After minification 115.1 kB
  • After compression 110.5 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

-7%

Potential reduce by 8.2 kB

  • Original 110.0 kB
  • After minification 108.8 kB
  • After compression 101.9 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. Vietthanh.vn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 39 (35%)

Requests Now

111

After Optimization

72

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Viet Thanh. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vietthanh.vn

vietthanh.vn

4298 ms

js

js

78 ms

style.min.css

style.min.css

3309 ms

wc-blocks-vendors-style.css

wc-blocks-vendors-style.css

1329 ms

wc-blocks-style.css

wc-blocks-style.css

2051 ms

styles.css

styles.css

1046 ms

woocommerce-layout.css

woocommerce-layout.css

1271 ms

woocommerce.css

woocommerce.css

3290 ms

frontend.min.css

frontend.min.css

3731 ms

frontend.css

frontend.css

2325 ms

bootstrap.min.css

bootstrap.min.css

48 ms

style.css

style.css

3295 ms

icofont.min.css

icofont.min.css

3621 ms

owl.carousel.min.css

owl.carousel.min.css

3378 ms

home.min.css

home.min.css

3104 ms

page.min.css

page.min.css

4907 ms

single.min.css

single.min.css

4366 ms

woocommerce.min.css

woocommerce.min.css

5585 ms

reponsize.min.css

reponsize.min.css

3626 ms

reponsizepage.min.css

reponsizepage.min.css

4717 ms

menumobile.min.css

menumobile.min.css

3871 ms

reponsizewoocommerce.min.css

reponsizewoocommerce.min.css

3970 ms

jquery.min.js

jquery.min.js

7431 ms

jquery-migrate.min.js

jquery-migrate.min.js

5552 ms

jquery-3.0.0.min.js

jquery-3.0.0.min.js

6941 ms

index.js

index.js

4259 ms

index.js

index.js

4185 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

4552 ms

js.cookie.min.js

js.cookie.min.js

4329 ms

woocommerce.min.js

woocommerce.min.js

4428 ms

cart-fragments.min.js

cart-fragments.min.js

4513 ms

underscore.min.js

underscore.min.js

5526 ms

wp-util.min.js

wp-util.min.js

4667 ms

frontend.min.js

frontend.min.js

5028 ms

frontend.js

frontend.js

5277 ms

owl.carousel.min.js

owl.carousel.min.js

5866 ms

bootstrap.min.js

bootstrap.min.js

25 ms

home.min.js

home.min.js

5283 ms

menumobile-custom.min.js

menumobile-custom.min.js

6075 ms

menumobile.min.js

menumobile.min.js

6643 ms

custom.min.js

custom.min.js

5701 ms

logo_vietthanh.png

logo_vietthanh.png

4586 ms

icon.png

icon.png

255 ms

icon_hoten.png

icon_hoten.png

264 ms

icon_sdt.png

icon_sdt.png

260 ms

icon_tensp.png

icon_tensp.png

260 ms

icon_tieude.png

icon_tieude.png

1021 ms

banner-guitar-eastman-viet-thanh.webp

banner-guitar-eastman-viet-thanh.webp

17042 ms

khuyen-mai-nhac-cu-chao-he-tai-viet-thanh.webp

khuyen-mai-nhac-cu-chao-he-tai-viet-thanh.webp

16461 ms

khuyen-mai-piano-dien-roland-hp-704.webp

khuyen-mai-piano-dien-roland-hp-704.webp

10832 ms

dan-violin-eastman.jpg

dan-violin-eastman.jpg

12157 ms

kawai.png

kawai.png

3765 ms

th1.png

th1.png

5119 ms

th2.gif

th2.gif

5671 ms

th4.gif

th4.gif

6213 ms

dan-piano-logo.webp

dan-piano-logo.webp

6729 ms

dan-keyboard-logo.webp

dan-keyboard-logo.webp

7811 ms

guitar-logo.webp

guitar-logo.webp

8314 ms

ampli-guitar-logo-1.webp

ampli-guitar-logo-1.webp

9151 ms

trong-logo.webp

trong-logo.webp

9874 ms

dan-violin-logo.webp

dan-violin-logo.webp

10464 ms

khuyen-mai-hot.webp

khuyen-mai-hot.webp

11371 ms

kawai-gl-10-Polished-Ebony-500x500.webp

kawai-gl-10-Polished-Ebony-500x500.webp

13026 ms

eye.png

eye.png

1262 ms

cart.png

cart.png

1262 ms

kawai-k-500-Polished-Ebony-500x500.webp

kawai-k-500-Polished-Ebony-500x500.webp

15037 ms

piano-kawai-k-400-500x500.webp

piano-kawai-k-400-500x500.webp

13156 ms

kawai-nd-21-500x500.webp

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16969 ms

piano-kawai-bl31-500x500.webp

piano-kawai-bl31-500x500.webp

17777 ms

kawai-bl71-1-500x500.jpg

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17598 ms

piano-yamaha-u1g-500x500.webp

piano-yamaha-u1g-500x500.webp

18630 ms

piano-yamaha-u3h-500x500.jpg

piano-yamaha-u3h-500x500.jpg

19814 ms

dan-piano-dien-roland-rp30-500x500.webp

dan-piano-dien-roland-rp30-500x500.webp

18021 ms

dan-piano-dien-roland-fp-10-500x500.webp

dan-piano-dien-roland-fp-10-500x500.webp

19814 ms

roland-rp107-500x500.webp

roland-rp107-500x500.webp

18108 ms

icofont.woff

icofont.woff

19741 ms

piano-dien-roland-hp704-mau-den-500x500.webp

piano-dien-roland-hp704-mau-den-500x500.webp

19351 ms

organ-casio-ct-s1-500x500.webp

organ-casio-ct-s1-500x500.webp

18533 ms

organ-yamaha-psr-f52-500x500.webp

organ-yamaha-psr-f52-500x500.webp

19560 ms

dan-organ-yamaha-psr-e283-500x500.webp

dan-organ-yamaha-psr-e283-500x500.webp

19558 ms

dan-roland-e-a7-500x500.webp

dan-roland-e-a7-500x500.webp

20105 ms

vietthanh.vn

vietthanh.vn

1586 ms

guitar-eastman-pch1-d-mau-co-dien-500x500.webp

guitar-eastman-pch1-d-mau-co-dien-500x500.webp

19553 ms

guitar-eastman-pch1-gace-1-500x500.webp

guitar-eastman-pch1-gace-1-500x500.webp

19553 ms

dan-guitar-eastman-ac122-1ce-1-500x500.webp

dan-guitar-eastman-ac122-1ce-1-500x500.webp

20206 ms

dan-guitar-eastman-pch2-tg-1-500x500.webp

dan-guitar-eastman-pch2-tg-1-500x500.webp

18930 ms

ampli-boss-acoustic-singer-live-lt-500x500.webp

ampli-boss-acoustic-singer-live-lt-500x500.webp

20229 ms

boss-acoustic-singer-pro-500x500.webp

boss-acoustic-singer-pro-500x500.webp

19696 ms

ampli-fender-mustang-lt25-500x500.webp

ampli-fender-mustang-lt25-500x500.webp

19578 ms

boss-acoustic-singer-live-500x500.webp

boss-acoustic-singer-live-500x500.webp

18404 ms

samuel-eastman-vl80-500x500.jpg

samuel-eastman-vl80-500x500.jpg

20086 ms

dan-violin-samuel-eastman-series-vl145-500x500.jpg

dan-violin-samuel-eastman-series-vl145-500x500.jpg

20004 ms

dan-violin-andreas-eastman-vl305-500x500.jpg

dan-violin-andreas-eastman-vl305-500x500.jpg

19501 ms

dan-violin-andreas-eastman-vl605-500x500.jpg

dan-violin-andreas-eastman-vl605-500x500.jpg

19664 ms

roland-octapad-spd-30-500x500.webp

roland-octapad-spd-30-500x500.webp

18478 ms

trong-alesis-nitro-mesh-500x500.webp

trong-alesis-nitro-mesh-500x500.webp

17925 ms

alesis-command-mesh-special-edition-500x500.webp

alesis-command-mesh-special-edition-500x500.webp

19983 ms

trong-dien-tu-roland-vad507-500x500.webp

trong-dien-tu-roland-vad507-500x500.webp

20441 ms

trong-pearl-roadshow-rs525sc-c91-500x500.webp

trong-pearl-roadshow-rs525sc-c91-500x500.webp

19658 ms

pearl-roadshow-rs525sc-cvn703-500x500.webp

pearl-roadshow-rs525sc-cvn703-500x500.webp

19787 ms

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trong-pearl-mm6p924xedp-l-c-500x500.webp

18955 ms

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trong-pearl-roadshow-rs505c-c31-500x500.webp

19033 ms

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thuong-hieu-piano-tot-nhat.webp

20354 ms

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19844 ms

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danh-gia-dan-piano-dien-casio-px-s5000.webp

19773 ms

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cua-hang-ban-dan-organ-tra-gop.webp

20213 ms

dan-piano-dien-co-chuc-nang-organ.webp

dan-piano-dien-co-chuc-nang-organ.webp

20035 ms

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tu-hoc-piano-tai-nha.webp

19791 ms

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nen-mua-dan-piano-dien-loai-nao.webp

19648 ms

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dan-piano-dien-thanh-ly.webp

20182 ms

piano-cho-tre-em.webp

piano-cho-tre-em.webp

20022 ms

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hoc-organ-co-choi-duoc-piano-khong.webp

20211 ms

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thuong-hieu-steinway.webp

19639 ms

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thuong-hieu-Shigeru-Kawai.webp

19998 ms

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19998 ms

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19997 ms

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19893 ms

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thuong-hieu-essex.webp

20017 ms

thuong-hieu-samick.webp

thuong-hieu-samick.webp

19339 ms

thuong-hieu-casio.webp

thuong-hieu-casio.webp

19997 ms

thuong-hieu-roland.webp

thuong-hieu-roland.webp

17900 ms

thuong-hieu-alesis.webp

thuong-hieu-alesis.webp

18920 ms

thuong-hieu-m-audio.webp

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17339 ms

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16303 ms

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16358 ms

thuong-hieu-fender.webp

thuong-hieu-fender.webp

16973 ms

thuong-hieu-takamine.webp

thuong-hieu-takamine.webp

16351 ms

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13759 ms

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14813 ms

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14787 ms

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14908 ms

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14591 ms

thuong-hieu-carlsbro.webp

thuong-hieu-carlsbro.webp

12513 ms

thuong-hieu-pearl.webp

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11069 ms

thuong-hieu-odery.webp

thuong-hieu-odery.webp

12103 ms

thuong-hieu-boss.webp

thuong-hieu-boss.webp

11290 ms

thuong-hieu-acus.webp

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11459 ms

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10334 ms

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7569 ms

thuong-hieu-eastman.webp

thuong-hieu-eastman.webp

6849 ms

icon-san-pham-chinh-hang.png

icon-san-pham-chinh-hang.png

6856 ms

mua-hang-tiet-kiem.png

mua-hang-tiet-kiem.png

8509 ms

cam-ket-chat-luong.png

cam-ket-chat-luong.png

7201 ms

giao-hang-sieu-toc.png

giao-hang-sieu-toc.png

7428 ms

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da-thong-bao-voi-bo-cong-thuong.png

14648 ms

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20000 ms

woocommerce-smallscreen.css

woocommerce-smallscreen.css

1351 ms

Accessibility Review

vietthanh.vn accessibility score

73

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

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

vietthanh.vn best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

vietthanh.vn SEO score

93

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

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 Vietthanh.vn 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 Vietthanh.vn 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

vietthanh.vn

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