Access vcp.vn. Trung tâm OmniChannel Việt Nam - Đơn vị chuyển giao Hệ thống bán hàng đa kênh OmniChannel hàng đầu V...

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

20/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value13.0 s

2/100

10%

TBT (Total Blocking Time)

Value1,030 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value1.113

1/100

15%

TTI (Time to Interactive)

Value15.3 s

7/100

10%

vcp.vn

909 ms

jquery-1.10.0.min.js

566 ms

responsiveslides.css

513 ms

responsiveslides.min.js

549 ms

frame_script.js

550 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 91% of them (30 requests) were addressed to the original Vcp.vn, 6% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (4 sec) belongs to the original domain Vcp.vn.

Content Size

712.8 kB

After Optimization

587.3 kB

In fact, the total size of Vcp.vn main page is 712.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 533.3 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 50.4 kB

Original 60.3 kB
After minification 45.1 kB
After compression 9.8 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 15.2 kB, which is 25% 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 50.4 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 11.9 kB

Original 533.3 kB
After minification 521.4 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. Vcp images are well optimized though.

JavaScript Optimization

-53%

Potential reduce by 63.0 kB

Original 118.8 kB
After minification 118.4 kB
After compression 55.9 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 63.0 kB or 53% of the original size.

CSS Optimization

-54%

Potential reduce by 264 B

Original 490 B
After minification 381 B
After compression 226 B

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. Vcp.vn needs all CSS files to be minified and compressed as it can save up to 264 B or 54% of the original size.

Requests Now

After Optimization

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vcp. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 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

[aria-*] attributes do not match their roles

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

Image elements do not have [alt] attributes

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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 Vcp.vn 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 Vcp.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

vcp.vn

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Trung tâm OmniChannel Việt Nam - Đơn vị chuyển giao Hệ thống bán hàng đa kênh OmniChannel hàng đầu Việt Nam

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

vcp.vn

jquery-1.10.0.min.js

responsiveslides.css

responsiveslides.min.js

frame_script.js

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

vcp.vn

jquery-1.10.0.min.js

responsiveslides.css

responsiveslides.min.js

frame_script.js

logo_home.png

hotline.png

hover_menu_home.png

da_home.png

vinhomes-central-park-jpg-20150809163508thJB8L1W35.jpg

can-ho-mau-vinhomes-central-park-jpg-20141130174000SXbpUUa7iJ.jpg

chi-sach-ban-hang-jpg-20150809165612zud3VtaUws.jpg

unnamed-jpg-2014110711221023Q7lWHwht.jpg

vinhomes-central-park-jpg-20141030154206nuqCrwwHQD.jpg

logo_mobile.png

ban-can-ho-vinhomes-central-park-phong-khach-90-jpg-20150626153301zch6osqv6-png-20150628154020sZXHsSeErG.png

icon-snhadat1.png

icon-snhadat4.png

icon-snhadat2.png

icon-snhadat3.png

ban-can-ho-vinhomes-central-park-phong-khach-70-jpg-20150626152158i71vuhdlue-png-20150628153945IdIwGf14e3.png

ban-can-ho-vinhomes-central-park-phong-khach-62-jpg-20150626152345j9veqspv5-png-2015062815390990wWZiQPo.png

ban-can-ho-vinhomes-central-park-phong-khach-30-png-20150618090613AMHYwyVkzU.png

ban-can-ho-vinhomes-central-park-phong-khach-20-jpg-201506160842374ywmlcuwjg-png-20150628153812yYY70A07Yw.png

ban-can-ho-vinhomes-central-park-phong-khach-11-png-20150616083827xQrvZPLelq.png

icon_news_h.png

arrown_menu_accordion.png

analytics.js

RobotoCondensed-Regular.woff

RobotoCondensed-Light.woff

RobotoCondensed-Bold.woff

collect

collect

Accessibility Review

Accessibility Issues

Best Practices

Areas of Improvement

SEO Factors

Search Engine Optimization Advices

Language and Encoding

Language Detected

Language Claimed

Encoding