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name

value

score

weighting

FCP (First Contentful Paint)

Value7.1 s

1/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value970 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.216

57/100

15%

TTI (Time to Interactive)

Value16.2 s

6/100

10%

voduongthanhphong.com

1450 ms

adsbygoogle.js

110 ms

css

25 ms

show_ads_impl.js

240 ms

backup.css

243 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 51% of them (56 requests) were addressed to the original Voduongthanhphong.com, 7% (8 requests) were made to Live.staticflickr.com and 7% (8 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Voduongthanhphong.com.

Content Size

3.2 MB

After Optimization

3.0 MB

In fact, the total size of Voduongthanhphong.com main page is 3.2 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. 70% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 93.2 kB

Original 120.0 kB
After minification 117.0 kB
After compression 26.8 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 93.2 kB or 78% of the original size.

Image Optimization

-2%

Potential reduce by 42.3 kB

Original 2.4 MB
After minification 2.4 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. Voduong Thanh Phong images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 30.7 kB

Original 579.7 kB
After minification 579.3 kB
After compression 549.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-27%

Potential reduce by 29.9 kB

Original 110.2 kB
After minification 110.1 kB
After compression 80.3 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. Voduongthanhphong.com needs all CSS files to be minified and compressed as it can save up to 29.9 kB or 27% of the original size.

Requests Now

After Optimization

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Voduong Thanh Phong. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 18 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

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

Issues were logged in the Issues panel in Chrome Devtools

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 Voduongthanhphong.com 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 Voduongthanhphong.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

voduongthanhphong.com

Open Graph description is not detected on the main page of Voduong Thanh Phong. 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

Võ đường Thanh Phong - Dạy võ cổ truyền | lân rồng hà nội | dịch vụ múa lân | dịch vụ múa rồng | dịch vụ biểu diễn võ thuật

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

voduongthanhphong.com

adsbygoogle.js

css

show_ads_impl.js

backup.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

voduongthanhphong.com

adsbygoogle.js

css

show_ads_impl.js

backup.css

style.css

chosen.css

bootstrap.min.css

bootstrap-responsive.min.css

font-awesome.css

mobile-menu.css

template.css

gallery.css

preset4.css

custom.css

camera.css

mvc.css

default.css

ajaxsearch.css

jsocial_share.css

jquery.min.js

jquery-noconflict.js

jquery-migrate.min.js

chosen.jquery.min.js

jquery-noconflict.js

bootstrap.min.js

modernizr-2.6.2.min.js

helix.core.js

menu.js

jquery.isotope.min.js

jquery.touchSwipe.min.js

jquery.flexslider-min.js

template.js

jquery.mobile.customized.min.js

jquery.easing.1.3.js

camera.js

mootools-core.js

core.js

jquery.media.js

functions.js

validateForm.js

ajaxsearch.js

bg_body.png