Tools & Wizards About Us

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

cokhisontung.com.vn

CÔNG TY TNHH CƠ KHÍ TM DV HÀNG HẢI SƠN TÙNG

Page Load Speed

15.2 sec in total

First Response

1 sec

Resources Loaded

10.8 sec

Page Rendered

3.4 sec

About Website

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

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Visit cokhisontung.com.vn

Key Findings

We analyzed Cokhisontung.com.vn page load time and found that the first response time was 1 sec and then it took 14.2 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

cokhisontung.com.vn performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value23.1 s

0/100

25%

SI (Speed Index)

Value16.8 s

0/100

10%

TBT (Total Blocking Time)

Value1,180 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value0.577

12/100

15%

TTI (Time to Interactive)

Value32.2 s

0/100

10%

Network Requests Diagram

cokhisontung.com.vn

1010 ms

cokhisontung.com.vn

1220 ms

animate.min.css

254 ms

bootstrap.css

512 ms

all.css

1237 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 88% of them (103 requests) were addressed to the original Cokhisontung.com.vn, 3% (4 requests) were made to Img.youtube.com and 2% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (5.6 sec) belongs to the original domain Cokhisontung.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 365.8 kB (11%)

Content Size

3.4 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cokhisontung.com.vn main page is 3.4 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. 65% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 44.4 kB

  • Original 57.5 kB
  • After minification 51.7 kB
  • After compression 13.1 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 44.4 kB or 77% of the original size.

Image Optimization

-9%

Potential reduce by 240.8 kB

  • Original 2.7 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. Cokhisontung images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 76.8 kB

  • Original 477.1 kB
  • After minification 476.9 kB
  • After compression 400.4 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 76.8 kB or 16% of the original size.

CSS Optimization

-3%

Potential reduce by 3.9 kB

  • Original 154.1 kB
  • After minification 154.1 kB
  • After compression 150.2 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. Cokhisontung.com.vn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 51 (49%)

Requests Now

104

After Optimization

53

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cokhisontung. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

cokhisontung.com.vn accessibility score

87

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-hidden="true"] elements contain focusable descendents

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.

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

cokhisontung.com.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

High

Browser errors were logged to the console

SEO Factors

cokhisontung.com.vn SEO score

92

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

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