Tools & Wizards About Us

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 70

    SEO

    Google-friendlier than
    30% of websites

quatcongnghiep.net

Quạt công nghiệp, Quạt chống cháy nổ, Quạt làm mát, Quạt nhật

Page Load Speed

25.6 sec in total

First Response

1.1 sec

Resources Loaded

24.1 sec

Page Rendered

387 ms

About Website

Click here to check amazing Quatcongnghiep content for Vietnam. Otherwise, check out these important facts you probably never knew about quatcongnghiep.net

Quạt công nghiệp, Quạt chống cháy nổ, Quạt làm mát, Quạt nhật

Visit quatcongnghiep.net

Key Findings

We analyzed Quatcongnghiep.net page load time and found that the first response time was 1.1 sec and then it took 24.5 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

quatcongnghiep.net performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value640 ms

47/100

30%

CLS (Cumulative Layout Shift)

Value0.164

72/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

Network Requests Diagram

quatcongnghiep.net

1079 ms

css

2219 ms

css

1076 ms

js

3155 ms

js

1965 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 65% of them (36 requests) were addressed to the original Quatcongnghiep.net, 18% (10 requests) were made to Static.xx.fbcdn.net and 4% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (19.7 sec) relates to the external source Live.vnpgroup.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 128.3 kB (5%)

Content Size

2.6 MB

After Optimization

2.5 MB

  • HTML
  • Images

In fact, the total size of Quatcongnghiep.net main page is 2.6 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. 55% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 43.5 kB

  • Original 55.0 kB
  • After minification 50.6 kB
  • After compression 11.5 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 43.5 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 84.8 kB

  • Original 2.5 MB
  • After minification 2.5 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. Quatcongnghiep images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 19 (37%)

Requests Now

52

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Quatcongnghiep. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

quatcongnghiep.net accessibility score

67

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

Image elements do not have [alt] attributes

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

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 valid value for its [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

quatcongnghiep.net 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

High

Missing source maps for large first-party JavaScript

SEO Factors

quatcongnghiep.net SEO score

70

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

High

robots.txt is not valid

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

High

Document doesn't have a valid hreflang

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 Quatcongnghiep.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 Quatcongnghiep.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

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