Access chongtham24h.com.vn. Dịch vụ chống thấm chuyên nghiệp 24h, Uy Tín

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

11/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

chongtham24h.com.vn

864 ms

manh.css

257 ms

jquery-1.7.1.min.js

764 ms

jquery-ui.js

1297 ms

camera.min.js

517 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 89% of them (54 requests) were addressed to the original Chongtham24h.com.vn, 5% (3 requests) were made to S7.addthis.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (5.7 sec) belongs to the original domain Chongtham24h.com.vn.

Content Size

2.4 MB

After Optimization

1.6 MB

In fact, the total size of Chongtham24h.com.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. 30% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 64.8 kB

Original 87.7 kB
After minification 80.9 kB
After compression 22.9 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 64.8 kB or 74% of the original size.

Image Optimization

-6%

Potential reduce by 76.4 kB

Original 1.3 MB
After minification 1.2 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. Chongtham 24h images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 730.1 kB

Original 1.0 MB
After minification 865.7 kB
After compression 280.5 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 730.1 kB or 72% of the original size.

CSS Optimization

-80%

Potential reduce by 17.6 kB

Original 21.9 kB
After minification 17.2 kB
After compression 4.3 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. Chongtham24h.com.vn needs all CSS files to be minified and compressed as it can save up to 17.6 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chongtham 24h. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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

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 experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

VN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chongtham24h.com.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 language. Our system also found out that Chongtham24h.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

chongtham24h.com.vn

Open Graph description is not detected on the main page of Chongtham 24h. 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

Dịch vụ chống thấm chuyên nghiệp 24h, Uy Tín - Bảo Hành 15 năm

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

chongtham24h.com.vn

manh.css

jquery-1.7.1.min.js

jquery-ui.js

camera.min.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

chongtham24h.com.vn

manh.css

jquery-1.7.1.min.js

jquery-ui.js

camera.min.js

camera.css

addthis_widget.js

doitac.css

jcarousellite_1.0.1c4.js

analytics.js

print_icon.jpg

facebook-icon.png

blogger.svg

pinterest.png

icon-search.png

1435243496sct-logo-copy.png

menu_border.gif

menu_bg_left.gif

menu_bg.gif

home.png

menu_bg_right.gif

1435117542quy-trinh.png

small_button.png

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