Access vinhtuong.com. VĨNH TƯỜNG - Trần tường thạch cao và trần thả chống nóng

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value22.1 s

0/100

25%

SI (Speed Index)

Value29.1 s

0/100

10%

TBT (Total Blocking Time)

Value3,540 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value32.3 s

0/100

10%

www.vinhtuong.com

1766 ms

jquery.min.js

75 ms

plugins.js

1291 ms

swfobject.js

92 ms

default.css

1304 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 67% of them (42 requests) were addressed to the original Vinhtuong.com, 5% (3 requests) were made to Google.com and 5% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Vinhtuong.com.

Content Size

1.8 MB

After Optimization

1.1 MB

In fact, the total size of Vinhtuong.com main page is 1.8 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 937.9 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 39.1 kB

Original 51.3 kB
After minification 45.9 kB
After compression 12.3 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 5.5 kB, which is 11% 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 39.1 kB or 76% of the original size.

Image Optimization

-5%

Potential reduce by 47.8 kB

Original 937.9 kB
After minification 890.1 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. Vinhtuong images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 329.3 kB

Original 501.4 kB
After minification 483.4 kB
After compression 172.1 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 329.3 kB or 66% of the original size.

CSS Optimization

-83%

Potential reduce by 275.9 kB

Original 334.2 kB
After minification 326.1 kB
After compression 58.3 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. Vinhtuong.com needs all CSS files to be minified and compressed as it can save up to 275.9 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vinhtuong. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

High

[role]s do not have all required [aria-*] attributes

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

VI
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vinhtuong.com can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Vinhtuong.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

vinhtuong.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

VĨNH TƯỜNG - Trần tường thạch cao và trần thả chống nóng

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.vinhtuong.com

jquery.min.js

plugins.js

swfobject.js

default.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.vinhtuong.com

jquery.min.js

plugins.js

swfobject.js

default.css

conversion.js

WebResource.axd

Telerik.Web.UI.WebResource.axd

video-js.css

video.js

youtube.js

GBNews4.js

dc.js

__utm.gif

Banner-phai15dec.png

viLogo.png

h1.png

h2.png

App.jpg

tube.png

face.png

usa.png

BannerWEB-PLAK.png

BANER-24-7.jpg

Nha-cua-con-la-ba.jpg

chu-nha_1.png

chu-dau-tu.png

kien-truc-su.png

nha-thau_nha-thi-cong.png

nha-phan-phoi_1.png

cl.png

sp-cl.png

_mg_5192.jpg

bg-select-top.png

bg-search-top.png

icon-search.png

near.png

plus_icon.png

bd-left1.gif

plus_icon2.png

icon.png

bd_main.png

list_news.png