Tools & Wizards About Us
bannhac.vn screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 36

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

bannhac.vn

Web Server's Default Page

Page Load Speed

23.4 sec in total

First Response

976 ms

Resources Loaded

20.7 sec

Page Rendered

1.8 sec

bannhac.vn screenshot

About Website

Click here to check amazing Bannhac content. Otherwise, check out these important facts you probably never knew about bannhac.vn

BanNhac.vn - Những Bài hát & Sheet note mới nhất, hay nhất, những Ban Nhạc, những Nhạc Công ở mọi miền đất nước để các bạn có thể giao lưu học hỏi, chia sẻ kinh nghiệm với nhau, phục vụ niềm đam mê âm...

Visit bannhac.vn

Key Findings

We analyzed Bannhac.vn page load time and found that the first response time was 976 ms and then it took 22.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

bannhac.vn performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.7 s

0/100

25%

SI (Speed Index)

Value20.0 s

0/100

10%

TBT (Total Blocking Time)

Value540 ms

55/100

30%

CLS (Cumulative Layout Shift)

Value0.11

87/100

15%

TTI (Time to Interactive)

Value19.3 s

2/100

10%

Network Requests Diagram

bannhac.vn

976 ms

trang-chu-ban-nhac

1657 ms

screen.css

1340 ms

jquery-ui-1.8.20.custom.css

1008 ms

jquery-1.7.2.min.js

1712 ms

Our browser made a total of 296 requests to load all elements on the main page. We found that 86% of them (256 requests) were addressed to the original Bannhac.vn, 2% (7 requests) were made to Youtube.com and 1% (4 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (4.4 sec) belongs to the original domain Bannhac.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (11%)

Content Size

13.3 MB

After Optimization

11.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bannhac.vn main page is 13.3 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. Only a small number of websites need less resources to load. Images take 11.9 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 270.9 kB

  • Original 351.7 kB
  • After minification 315.5 kB
  • After compression 80.9 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 270.9 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 412.3 kB

  • Original 11.9 MB
  • After minification 11.5 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. Bannhac images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 402.1 kB

  • Original 651.5 kB
  • After minification 596.4 kB
  • After compression 249.4 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 402.1 kB or 62% of the original size.

CSS Optimization

-84%

Potential reduce by 394.2 kB

  • Original 467.8 kB
  • After minification 444.7 kB
  • After compression 73.6 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. Bannhac.vn needs all CSS files to be minified and compressed as it can save up to 394.2 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (19%)

Requests Now

281

After Optimization

228

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 281 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bannhac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bannhac.vn

bannhac.vn

976 ms

trang-chu-ban-nhac

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1657 ms

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2171 ms

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2003 ms

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2077 ms

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2119 ms

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2049 ms

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2159 ms

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3041 ms

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1991 ms

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2057 ms

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1987 ms

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1920 ms

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1990 ms

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2010 ms

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2040 ms

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1970 ms

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1968 ms

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1973 ms

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1982 ms

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1986 ms

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1996 ms

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2523 ms

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2024 ms

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1971 ms

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1970 ms

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1964 ms

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2006 ms

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2077 ms

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2046 ms

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280 ms

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720 ms

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743 ms

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986 ms

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Accessibility Review

bannhac.vn accessibility score

36

Accessibility Issues

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.

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

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 [lang] attribute

Tables and lists

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

Impact

Issue

High

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

bannhac.vn 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

SEO Factors

bannhac.vn SEO score

69

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    VN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bannhac.vn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is . Our system also found out that Bannhac.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

bannhac.vn

Open Graph description is not detected on the main page of Bannhac. 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: