Access tandaithanh.com.vn. Công ty TNHH Hạ tầng Tin học Viễn thông Đại Thành - Sửa chữa, bán thiết bị Tin học

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value12.5 s

0/100

25%

SI (Speed Index)

Value14.1 s

1/100

10%

TBT (Total Blocking Time)

Value9,770 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.242

51/100

15%

TTI (Time to Interactive)

Value18.0 s

3/100

10%

tandaithanh.com.vn

1830 ms

css

49 ms

bootstrap.min.css

695 ms

font-awesome.min.css

471 ms

slick.css

475 ms

Our browser made a total of 108 requests to load all elements on the main page. We found that 85% of them (92 requests) were addressed to the original Tandaithanh.com.vn, 6% (7 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Tandaithanh.com.vn.

Content Size

1.6 MB

After Optimization

1.3 MB

In fact, the total size of Tandaithanh.com.vn main page is 1.6 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. 70% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 125.9 kB

Original 143.8 kB
After minification 109.4 kB
After compression 17.9 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. This page needs HTML code to be minified as it can gain 34.4 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 125.9 kB or 88% of the original size.

Image Optimization

-8%

Potential reduce by 97.5 kB

Original 1.2 MB
After minification 1.1 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. Tandaithanh images are well optimized though.

JavaScript Optimization

-31%

Potential reduce by 73.7 kB

Original 235.3 kB
After minification 235.3 kB
After compression 161.7 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 73.7 kB or 31% of the original size.

CSS Optimization

-29%

Potential reduce by 22.8 kB

Original 79.7 kB
After minification 79.7 kB
After compression 56.8 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. Tandaithanh.com.vn needs all CSS files to be minified and compressed as it can save up to 22.8 kB or 29% 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 Tandaithanh. 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 usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-hidden="true"] elements contain focusable descendents

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.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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 Tandaithanh.com.vn 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 Tandaithanh.com.vn 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

tandaithanh.com.vn

Open Graph data is detected on the main page of Tandaithanh. 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

Công ty TNHH Hạ tầng Tin học Viễn thông Đại Thành - Sửa chữa, bán thiết bị Tin học - Viễn thông chất lượng hàng đầu ở Hưng Yên.

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

tandaithanh.com.vn

css

bootstrap.min.css

font-awesome.min.css

slick.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

tandaithanh.com.vn

css

bootstrap.min.css

font-awesome.min.css

slick.css

common.css

format.css

styles.css

woocommerce-layout.css

woocommerce.css

wprmenu.css

css

jquery.js

jquery-migrate.min.js

frontend.js

jquery.transit.min.js

jquery.sidr.js

wprmenu.js

js

style.css

jquery-1.9.1.js

bootstrap.min.js

responsiveslides.min.js

simpleMobileMenu.js

slick.min.js

jquery.raty.js

common.js

sdk.js

jquery.form.min.js

scripts.js

add-to-cart.min.js

jquery.blockUI.min.js

woocommerce.min.js

jquery.cookie.min.js

cart-fragments.min.js

wp-embed.min.js

owl.carousel.min.js

wp-emoji-release.min.js

logo_theme.jpg

thumbnail.php

thumbnail.php

thumbnail.php

thumbnail.php