Access dangtinmuaban.net. Đăng tin mua bán rao vặt hiệu quả

name

value

score

weighting

FCP (First Contentful Paint)

Value7.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value21.5 s

0/100

10%

TBT (Total Blocking Time)

Value24,670 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.523

15/100

15%

TTI (Time to Interactive)

Value40.6 s

0/100

10%

dangtinmuaban.net

831 ms

dangtinmuaban.net

1052 ms

www.dangtinmuaban.net

684 ms

www.dangtinmuaban.net

1317 ms

bootstrap.min.css

414 ms

Our browser made a total of 109 requests to load all elements on the main page. We found that 70% of them (76 requests) were addressed to the original Dangtinmuaban.net, 9% (10 requests) were made to Googleads.g.doubleclick.net and 3% (3 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (5.4 sec) belongs to the original domain Dangtinmuaban.net.

Content Size

11.5 MB

After Optimization

5.8 MB

In fact, the total size of Dangtinmuaban.net main page is 11.5 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. Only a small number of websites need less resources to load. Images take 11.1 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 188.3 kB

Original 209.7 kB
After minification 132.2 kB
After compression 21.4 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 77.6 kB, which is 37% 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 188.3 kB or 90% of the original size.

Image Optimization

-50%

Potential reduce by 5.5 MB

Original 11.1 MB
After minification 5.6 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. Obviously, Dang Tin Mua Ban needs image optimization as it can save up to 5.5 MB or 50% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-16%

Potential reduce by 32.1 kB

Original 206.0 kB
After minification 206.0 kB
After compression 174.0 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 32.1 kB or 16% of the original size.

CSS Optimization

-4%

Potential reduce by 2.2 kB

Original 53.9 kB
After minification 53.9 kB
After compression 51.8 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. Dangtinmuaban.net has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dang Tin Mua Ban. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 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 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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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 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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

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

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

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

VI
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dangtinmuaban.net 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 Dangtinmuaban.net 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

dangtinmuaban.net

Open Graph description is not detected on the main page of Dang Tin Mua Ban. 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

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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

dangtinmuaban.net

dangtinmuaban.net

www.dangtinmuaban.net

www.dangtinmuaban.net

bootstrap.min.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

dangtinmuaban.net

dangtinmuaban.net

www.dangtinmuaban.net

www.dangtinmuaban.net

bootstrap.min.css

lightslider.min.css

swiper.min.css

jquery.toast.min.css

all.min.css

jquery.rateyo.min.css

main.css

bootstrap-select.min.css

bootstrap-datetimepicker.min.css

adsbygoogle.js

js

DMCABadgeHelper.min.js

jquery.min.js

bootstrap.min.js

lightslider.min.js

swiper.min.js

jquery.toast.min.js

jquery.rateyo.min.js

react.development.js

bootstrap-select.min.js

defaults-*.min.js

tinymce.min.js

shopping_cart.js

main.js

api.js

moment.min.js

bootstrap-datetimepicker.min.js

disable-copyright.js

show_ads_impl.js

zrt_lookup.html

react.development.js

react-dom.development.js

analytics.js

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hotline.png

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icon-facebook.png

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