Tools & Wizards About Us

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

vnbadminton.com

Vnbadminton -Tin Tức - Diễn Đàn Cầu Lông Việt Nam

Page Load Speed

26.1 sec in total

First Response

916 ms

Resources Loaded

24.9 sec

Page Rendered

349 ms

About Website

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

Diễn đàn cầu lông chia sẻ tin tức cầu lông, kiến thức cầu lông, kỹ thuật cầu lông, sân cầu lông, các nhóm hội cầu lông, dạy cầu lông, mua bán dụng cụ cầu lông

Visit vnbadminton.com

Key Findings

We analyzed Vnbadminton.com page load time and found that the first response time was 916 ms and then it took 25.2 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 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

vnbadminton.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value12.8 s

3/100

10%

TBT (Total Blocking Time)

Value1,290 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0.089

92/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

Network Requests Diagram

vnbadminton.com

916 ms

vnbadminton.com

1023 ms

www.vnbadminton.com

1767 ms

videoreponsive.css

257 ms

css.php

797 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 63% of them (57 requests) were addressed to the original Vnbadminton.com, 11% (10 requests) were made to Cdn.shopvnb.com and 7% (6 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (19.8 sec) relates to the external source Cdn.shopvnb.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 93.8 kB (23%)

Content Size

405.5 kB

After Optimization

311.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vnbadminton.com main page is 405.5 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. 55% of websites need less resources to load. Images take 202.3 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 56.4 kB

  • Original 71.5 kB
  • After minification 61.8 kB
  • After compression 15.2 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 9.7 kB, which is 14% 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 56.4 kB or 79% of the original size.

Image Optimization

-17%

Potential reduce by 34.9 kB

  • Original 202.3 kB
  • After minification 167.4 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. Obviously, Vnbadminton needs image optimization as it can save up to 34.9 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

-2%

Potential reduce by 2.5 kB

  • Original 131.5 kB
  • After minification 131.5 kB
  • After compression 129.0 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

-19%

Potential reduce by 35 B

  • Original 183 B
  • After minification 183 B
  • After compression 148 B

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. Vnbadminton.com needs all CSS files to be minified and compressed as it can save up to 35 B or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (44%)

Requests Now

63

After Optimization

35

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vnbadminton. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

vnbadminton.com accessibility score

72

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

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

Best Practices

vnbadminton.com best practices score

67

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

SEO Factors

vnbadminton.com SEO score

84

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

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 Vnbadminton.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 Vnbadminton.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

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