Access katavina.com. Nhà Máy Sản Xuất Phụ Kiện Và Phụ Tùng Ô TÔ Hàng Đầu Châu Á

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

35/100

25%

SI (Speed Index)

Value19.1 s

0/100

10%

TBT (Total Blocking Time)

Value1,680 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.074

95/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

katavina.com

507 ms

katavina.com

1437 ms

style.css

239 ms

grid.css

478 ms

jquery.min.js

34 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 84% of them (83 requests) were addressed to the original Katavina.com, 14% (14 requests) were made to Cdnjs.cloudflare.com and 1% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Katavina.com.

Content Size

4.6 MB

After Optimization

4.2 MB

In fact, the total size of Katavina.com main page is 4.6 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. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 79.2 kB

Original 90.9 kB
After minification 65.1 kB
After compression 11.8 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. This page needs HTML code to be minified as it can gain 25.8 kB, which is 28% 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 79.2 kB or 87% of the original size.

Image Optimization

-7%

Potential reduce by 304.1 kB

Original 4.3 MB
After minification 4.0 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. KATA Vina images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.8 kB

Original 217.5 kB
After minification 217.5 kB
After compression 215.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-87%

Potential reduce by 14.0 kB

Original 16.2 kB
After minification 3.4 kB
After compression 2.1 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. Katavina.com needs all CSS files to be minified and compressed as it can save up to 14.0 kB or 87% of the original size.

Requests Now

After Optimization

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KATA Vina. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 9 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 interpretation of your content by users in different locales.

High

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

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

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

VI
Language Claimed

VN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Katavina.com can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it does not match the claimed language. Our system also found out that Katavina.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

katavina.com

Open Graph data is detected on the main page of KATA Vina. 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

Nhà Máy Sản Xuất Phụ Kiện Và Phụ Tùng Ô TÔ Hàng Đầu Châu Á | KATA Việt Nam

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

katavina.com

katavina.com

style.css

grid.css

jquery.min.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

katavina.com

katavina.com

style.css

grid.css

jquery.min.js

swiper.min.js

swiper.css

script.js

api.js

font.css

all.min.css

hover.css

jquery-ui.min.css

jquery-ui.min.js

jquery.fancybox.min.js

jquery.fancybox.css

jquery.mmenu.min.all.min.js

jquery.mmenu.all.min.css

jquery.form.min.js

recaptcha__en.js

logo-kata-moi.png

katavina.com

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