Access vietsource.net.

Report Summary

About Website

Welcome to vietsource.net homepage info - get ready to check Vietsource best content for Vietnam right away, or after learning these important things about vietsource.net

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

57/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value4.0 s

87/100

10%

www.vietsource.net

2703 ms

wp-emoji-release.min.js

44 ms

style.css

70 ms

anthemes-shortcodes.css

72 ms

styles.css

72 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 68% of them (46 requests) were addressed to the original Vietsource.net, 10% (7 requests) were made to I2.wp.com and 4% (3 requests) were made to S.gravatar.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Vietsource.net.

Content Size

1.2 MB

After Optimization

732.4 kB

In fact, the total size of Vietsource.net main page is 1.2 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. 45% of websites need less resources to load. Images take 577.1 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 64.2 kB

Original 74.1 kB
After minification 67.6 kB
After compression 9.9 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 64.2 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 5.3 kB

Original 577.1 kB
After minification 571.8 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. Vietsource images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 251.0 kB

Original 372.6 kB
After minification 341.2 kB
After compression 121.7 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 251.0 kB or 67% of the original size.

CSS Optimization

-85%

Potential reduce by 161.0 kB

Original 190.0 kB
After minification 150.8 kB
After compression 29.0 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. Vietsource.net needs all CSS files to be minified and compressed as it can save up to 161.0 kB or 85% of the original size.

Requests Now

After Optimization

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vietsource. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 13 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 the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

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

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

Language and Encoding

Language Detected

N/A
Language Claimed

EN
Encoding

UTF-8

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

vietsource.net

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