Report Summary

  • 58

    Performance

    Renders faster than
    75% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 63% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

cokhitienbo.vn

Sản xuất cơ khí, tấm sàn grating chuyên nghiệp theo yêu cầu

Page Load Speed

11.6 sec in total

First Response

829 ms

Resources Loaded

9.8 sec

Page Rendered

967 ms

cokhitienbo.vn screenshot

About Website

Welcome to cokhitienbo.vn homepage info - get ready to check Cokhitienbo best content right away, or after learning these important things about cokhitienbo.vn

Nhà sản xuất gia công tấm sàn Grating, sàn thép grating, bậc cầu thang Grating, nắp mương nắp hố ga grating theo yêu cầu

Visit cokhitienbo.vn

Key Findings

We analyzed Cokhitienbo.vn page load time and found that the first response time was 829 ms and then it took 10.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

cokhitienbo.vn performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value5.5 s

71/100

10%

Network Requests Diagram

cokhitienbo.vn

829 ms

cokhitienbo.vn

1164 ms

bootstrap.min.css

987 ms

bootstrap-icons.css

782 ms

swiper-bundle.min.css

244 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 91% of them (40 requests) were addressed to the original Cokhitienbo.vn, 7% (3 requests) were made to Cdnjs.cloudflare.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (6.6 sec) belongs to the original domain Cokhitienbo.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 192.1 kB (17%)

Content Size

1.1 MB

After Optimization

937.8 kB

In fact, the total size of Cokhitienbo.vn main page is 1.1 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. 50% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 35.7 kB

  • Original 44.4 kB
  • After minification 44.3 kB
  • After compression 8.7 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 35.7 kB or 80% of the original size.

Image Optimization

-15%

Potential reduce by 155.3 kB

  • Original 1.0 MB
  • After minification 891.2 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, Cokhitienbo needs image optimization as it can save up to 155.3 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 17 B

  • Original 655 B
  • After minification 655 B
  • After compression 638 B

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

-3%

Potential reduce by 1.2 kB

  • Original 38.4 kB
  • After minification 38.4 kB
  • After compression 37.3 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. Cokhitienbo.vn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (17%)

Requests Now

41

After Optimization

34

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cokhitienbo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

cokhitienbo.vn accessibility score

86

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Links do not have a discernible name

Best Practices

cokhitienbo.vn best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cokhitienbo.vn SEO score

100

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cokhitienbo.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it does not match the claimed English language. Our system also found out that Cokhitienbo.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 Cokhitienbo. 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: