Access xedapgap.tin.vn.

name

value

score

weighting

FCP (First Contentful Paint)

Value8.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.3 s

0/100

25%

SI (Speed Index)

Value20.1 s

0/100

10%

TBT (Total Blocking Time)

Value7,950 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value27.7 s

0/100

10%

xedapgap.tin.vn

959 ms

ga.js

7 ms

default.css

738 ms

widget.css

986 ms

util.js

973 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Xedapgap.tin.vn, 28% (18 requests) were made to Lh3.googleusercontent.com and 26% (17 requests) were made to Web.tin.vn. The less responsive or slowest element that took the longest time to load (3.3 sec) relates to the external source Web.tin.vn.

Content Size

554.2 kB

After Optimization

469.0 kB

In fact, the total size of Xedapgap.tin.vn main page is 554.2 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. 50% of websites need less resources to load. Images take 470.7 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 19.9 kB

Original 27.6 kB
After minification 27.5 kB
After compression 7.8 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. 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 19.9 kB or 72% of the original size.

Image Optimization

-8%

Potential reduce by 36.6 kB

Original 470.7 kB
After minification 434.1 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. Xedapgap Tin images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 6.1 kB

Original 27.6 kB
After minification 27.6 kB
After compression 21.5 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 6.1 kB or 22% of the original size.

CSS Optimization

-80%

Potential reduce by 22.7 kB

Original 28.3 kB
After minification 21.6 kB
After compression 5.6 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. Xedapgap.tin.vn needs all CSS files to be minified and compressed as it can save up to 22.7 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xedapgap Tin. 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 4 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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

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

Serves images with low resolution

Low

Detected JavaScript libraries

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

Language and Encoding

Language Detected

N/A
Language Claimed

VI
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Xedapgap.tin.vn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Vietnamese. Our system also found out that Xedapgap.tin.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

xedapgap.tin.vn

Open Graph data is detected on the main page of Xedapgap Tin. 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

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

xedapgap.tin.vn

ga.js

default.css

widget.css

util.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

xedapgap.tin.vn

ga.js

default.css

widget.css

util.js

slide_ads1.js

all.js

jquery.js

hoverIntent.js

superfish.js

menu.css

fixCss.js

plusone.js

__utm.gif

home.png

blog.png

elearning.png

banner-papilo.jpg

menu-alt-32.png

Hachiko-Orange.jpg

xe-dap-gap-java-x1-auto-blue2.jpg

Anh-dai-dien-Leisure-STB-small.jpg

xd_arbiter.php

xd_arbiter.php

cb=gapi.loaded_0

cb=gapi.loaded_1

fastbutton

postmessageRelay

cb=gapi.loaded_0

cb=gapi.loaded_1

grlryt2bdKIyfMSOhzd1eA.woff

3193398744-postmessagerelay.js

rpc:shindig_random.js

cb=gapi.loaded_0

cb=gapi.loaded_2

comments

rs=AGLTcCN2sE2LjlRWCxtJ_5UGJU66BDY7JA

like.php

qeKvIRsJabD.js

LVx-xkvaJ0b.png

fountain-72d8bab6fd088426374a15d7477489a4.png

uFp_tsTJboUY7kue5XAsGA=s46

photo.jpg

photo.jpg