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Report Summary

About Website

Welcome to 4so9.com homepage info - get ready to check 4 So 9 best content for Vietnam right away, or after learning these important things about 4so9.com

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name

value

score

weighting

FCP (First Contentful Paint)

Value0.6 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.6 s

100/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.6 s

100/100

10%

4so9.com

1456 ms

sdk.js

224 ms

addthis_widget.js

124 ms

css.php

5805 ms

custom-node-icons

3086 ms

Our browser made a total of 105 requests to load all elements on the main page. We found that 31% of them (33 requests) were addressed to the original 4so9.com, 10% (11 requests) were made to Static.xx.fbcdn.net and 8% (8 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain 4so9.com.

Content Size

1.5 MB

After Optimization

888.4 kB

In fact, the total size of 4so9.com main page is 1.5 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. 60% of websites need less resources to load. Javascripts take 697.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 149.7 kB

Original 196.0 kB
After minification 190.7 kB
After compression 46.3 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 149.7 kB or 76% of the original size.

Image Optimization

-7%

Potential reduce by 39.3 kB

Original 592.1 kB
After minification 552.8 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. 4 So 9 images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 407.6 kB

Original 697.0 kB
After minification 694.5 kB
After compression 289.3 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 407.6 kB or 58% of the original size.

Requests Now

After Optimization

The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4 So 9. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 7 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

Document doesn't have a <title> element

These are opportunities to improve the interpretation of your content by users in different locales.

High

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

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Document doesn't have a <title> element

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 4so9.com 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 4so9.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

4so9.com

Open Graph description is not detected on the main page of 4 So 9. 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

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)