Access daiduongxanhdongnai.bizz.vn. Công Ty Cổ Phần Tư Vấn Và Xây Dựng Môi Trường Đại Dương Xanh

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value16.5 s

0/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.9 s

44/100

10%

daiduongxanhdongnai.bizz.vn

1796 ms

mycss.css

543 ms

hoso_css.css

540 ms

superfish.css

540 ms

default.css

545 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 48% of them (40 requests) were addressed to the original Daiduongxanhdongnai.bizz.vn, 13% (11 requests) were made to Sync.crwdcntrl.net and 4% (3 requests) were made to Match.adsrvr.org. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Daiduongxanhdongnai.bizz.vn.

Content Size

2.4 MB

After Optimization

2.2 MB

In fact, the total size of Daiduongxanhdongnai.bizz.vn main page is 2.4 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. 50% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 24.7 kB

Original 30.5 kB
After minification 24.6 kB
After compression 5.7 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. This page needs HTML code to be minified as it can gain 5.9 kB, which is 19% 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 24.7 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 5.4 kB

Original 2.1 MB
After minification 2.1 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. Daiduong Xanh Dongnai Bizz images are well optimized though.

JavaScript Optimization

-52%

Potential reduce by 109.7 kB

Original 211.9 kB
After minification 197.8 kB
After compression 102.3 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 109.7 kB or 52% of the original size.

CSS Optimization

-80%

Potential reduce by 28.5 kB

Original 35.7 kB
After minification 26.2 kB
After compression 7.2 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. Daiduongxanhdongnai.bizz.vn needs all CSS files to be minified and compressed as it can save up to 28.5 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Daiduong Xanh Dongnai Bizz. 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 from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Some elements have a [tabindex] value greater than 0

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

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

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 Daiduongxanhdongnai.bizz.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 Daiduongxanhdongnai.bizz.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

daiduongxanhdongnai.bizz.vn

Open Graph description is not detected on the main page of Daiduong Xanh Dongnai Bizz. 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

Công Ty Cổ Phần Tư Vấn Và Xây Dựng Môi Trường Đại Dương Xanh

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

daiduongxanhdongnai.bizz.vn

mycss.css

hoso_css.css

superfish.css

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

daiduongxanhdongnai.bizz.vn

mycss.css

hoso_css.css

superfish.css

default.css

nivo-slider.css

Automatic-ImageSlider.css

jquery-1.6.4.min.js

jquery.nivo.slider.pack.js

superfish.js

Automatic-ImageSlider.js

imageInDetail-Page.css

jquery.ad-gallery.css

jquery.ad-gallery.js

jquery.mousewheel-3.0.4.pack.js

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.css

addthis_widget.js

js9.js

online

wood.jpg

1bienbfasdhfadjkfjk.jpg

LOGO%20web.jpg

search_buttom.png

cate_arrow.png

Logo%20Dai%20Duong%20Xanh.jpg

default_contact_photo.gif

skype-icon.png

slide4.gif

slide2.jpg

slide3.jpg

slide.jpg

Be%20lang%201.jpg

tu-van-tk-thi-cong-sua-chua-ht-nuoc.jpg

Be-lang-2-ok.jpg

XIN-GIAY-PHEP-XAY-DUNG.jpg

dv-tu-van-thiet-ke.jpg

dv-khac.jpg

loading.gif

analytics.js

0.php

arrows-ffffff.png

shadow.png