Access nghiencuudinhluong.com. Trung tâm Nghiên cứu Định lượng

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value910 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.564

12/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

nghiencuudinhluong.com

527 ms

nghiencuudinhluong.com

1176 ms

jquery-1.10.2.js

1251 ms

system.js

740 ms

reset.js

745 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 72% of them (77 requests) were addressed to the original Nghiencuudinhluong.com, 8% (9 requests) were made to Static.xx.fbcdn.net and 5% (5 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (6.6 sec) belongs to the original domain Nghiencuudinhluong.com.

Content Size

2.7 MB

After Optimization

2.4 MB

In fact, the total size of Nghiencuudinhluong.com main page is 2.7 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 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 128.4 kB

Original 144.2 kB
After minification 109.5 kB
After compression 15.7 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 34.6 kB, which is 24% 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 128.4 kB or 89% of the original size.

Image Optimization

-8%

Potential reduce by 201.4 kB

Original 2.4 MB
After minification 2.2 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. Nghiencuudinhluong images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 41.9 kB

Original 110.9 kB
After minification 110.4 kB
After compression 69.0 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 41.9 kB or 38% of the original size.

CSS Optimization

-9%

Potential reduce by 4.0 kB

Original 43.2 kB
After minification 41.7 kB
After compression 39.1 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. Nghiencuudinhluong.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 96 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nghiencuudinhluong. 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 32 to 1 for CSS 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

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 interpretation of your content by users in different locales.

High

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

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

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

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 Nghiencuudinhluong.com 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 Nghiencuudinhluong.com 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

nghiencuudinhluong.com

Open Graph description is not detected on the main page of Nghiencuudinhluong. 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

Trung tâm Nghiên cứu Định lượng | Tư vấn SPSS, STATA, R, EViews

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

nghiencuudinhluong.com

nghiencuudinhluong.com

jquery-1.10.2.js

system.js

reset.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

nghiencuudinhluong.com

nghiencuudinhluong.com

jquery-1.10.2.js

system.js

reset.js

form.js

reset.css

vos-responsive.css

flexslider.css

jquery.flexslider.js

animate.css

wow.min.js

animate.min.css

3.js

3.css

ihover.min.css

hover-effect.css

hover-effect.js

pagination-style.css

search-form-style.css

box.css

header.css

footer.css

block-title.css

list-style.css

font-awesome.min.css

animate.css

wow.min.js

addthis_widget.js

css

css

css

css2

css.css

res.css

css

owl.carousel.min.css

owl.theme.default.min.css

owl.carousel.min.js

js

code.php

search-form.css

display.css