Report Summary

  • 64

    Performance

    Renders faster than
    78% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

quangcaowebsite.vn

Quảng cáo Google, Quảng cáo website - Quangcaowebsite.vn

Page Load Speed

9.8 sec in total

First Response

1.4 sec

Resources Loaded

8 sec

Page Rendered

402 ms

quangcaowebsite.vn screenshot

About Website

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

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Visit quangcaowebsite.vn

Key Findings

We analyzed Quangcaowebsite.vn page load time and found that the first response time was 1.4 sec and then it took 8.4 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

quangcaowebsite.vn performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.097

90/100

15%

TTI (Time to Interactive)

Value5.5 s

71/100

10%

Network Requests Diagram

quangcaowebsite.vn

1416 ms

jquery.min-1.8.1.js

550 ms

jquery-ui.min.js

1349 ms

jquery-ui.css

544 ms

ui.theme.css

544 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 54% of them (47 requests) were addressed to the original Quangcaowebsite.vn, 33% (29 requests) were made to Sem.vn and 9% (8 requests) were made to Opi.yahoo.com. The less responsive or slowest element that took the longest time to load (4.9 sec) relates to the external source Sem.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 491.2 kB (48%)

Content Size

1.0 MB

After Optimization

539.4 kB

In fact, the total size of Quangcaowebsite.vn main page is 1.0 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. 40% of websites need less resources to load. Images take 446.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 56.4 kB

  • Original 69.9 kB
  • After minification 65.4 kB
  • After compression 13.5 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 56.4 kB or 81% of the original size.

Image Optimization

-14%

Potential reduce by 64.4 kB

  • Original 446.3 kB
  • After minification 381.8 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, Quangcaowebsite needs image optimization as it can save up to 64.4 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 303.0 kB

  • Original 432.9 kB
  • After minification 401.5 kB
  • After compression 129.9 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 303.0 kB or 70% of the original size.

CSS Optimization

-83%

Potential reduce by 67.4 kB

  • Original 81.6 kB
  • After minification 67.4 kB
  • After compression 14.2 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. Quangcaowebsite.vn needs all CSS files to be minified and compressed as it can save up to 67.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (43%)

Requests Now

86

After Optimization

49

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Quangcaowebsite. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

quangcaowebsite.vn accessibility score

75

Accessibility Issues

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

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

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

The document uses <meta http-equiv="refresh">

Best Practices

quangcaowebsite.vn 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

SEO Factors

quangcaowebsite.vn SEO score

79

Search Engine Optimization Advices

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 Quangcaowebsite.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 Quangcaowebsite.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

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