Access nhacsong.net. Nhạc Sống - Nghe và Tải Nhạc Sống Thôn Quê, Liên Khúc Nhạc Sống Hà Tây, Sông Đáy, Nhạc Nonstop Việt ...

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value15.8 s

0/100

10%

TBT (Total Blocking Time)

Value1,520 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.151

75/100

15%

TTI (Time to Interactive)

Value22.4 s

1/100

10%

nhacsong.net

873 ms

www.nhacsong.net

1726 ms

adsbygoogle.js

70 ms

bootstrap.min.css

765 ms

main.css

775 ms

Our browser made a total of 133 requests to load all elements on the main page. We found that 93% of them (124 requests) were addressed to the original Nhacsong.net, 2% (3 requests) were made to Pagead2.googlesyndication.com and 2% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (6.5 sec) belongs to the original domain Nhacsong.net.

Content Size

2.1 MB

After Optimization

1.8 MB

In fact, the total size of Nhacsong.net 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. 35% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 171.2 kB

Original 191.6 kB
After minification 158.5 kB
After compression 20.4 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. This page needs HTML code to be minified as it can gain 33.1 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 171.2 kB or 89% of the original size.

Image Optimization

-0%

Potential reduce by 5.1 kB

Original 1.6 MB
After minification 1.5 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. Nhacsong images are well optimized though.

JavaScript Optimization

-36%

Potential reduce by 129.5 kB

Original 362.7 kB
After minification 360.7 kB
After compression 233.2 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 129.5 kB or 36% of the original size.

CSS Optimization

-3%

Potential reduce by 668 B

Original 22.2 kB
After minification 22.2 kB
After compression 21.6 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. Nhacsong.net has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nhacsong. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Image elements do not have [alt] attributes

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 Nhacsong.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 Nhacsong.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

nhacsong.net

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Nhạc Sống - Nghe và Tải Nhạc Sống Thôn Quê, Liên Khúc Nhạc Sống Hà Tây, Sông Đáy, Nhạc Nonstop Việt trên Android, IOS và Windows Phone

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

nhacsong.net

www.nhacsong.net

adsbygoogle.js

bootstrap.min.css

main.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

nhacsong.net

www.nhacsong.net

adsbygoogle.js

bootstrap.min.css

main.css

offcanvas.css

fix.css

jquery.min.js

bootstrap.min.js

offcanvas.js

adsbygoogle.js

slotcar_library.js

jquery.typewriter.js

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