Tools & Wizards About Us

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

thietkenhavanthanh.com

THIẾT KẾ NHÀ ĐẸP VÂN THANH/XIN PHÉP XÂY DỰNG HÀ NỘI/CÔNG TY TNHH TƯ VẤN XÂY DỰNG VÂN THANH

Page Load Speed

7 sec in total

First Response

1.4 sec

Resources Loaded

5.4 sec

Page Rendered

251 ms

About Website

Visit thietkenhavanthanh.com now to see the best up-to-date Thietkenhavan THANH content and also check out these interesting facts you probably never knew about thietkenhavanthanh.com

Công ty TNHH Tư vấn Xây Dựng Vân Thanh (viết tắt là VTC) được thành lập ngày 24/06/2016, là công ty chuyên tư vấn thiết kế, lập dự án, quản lý dự án và giám sát thi công các công trình xây dựng dân dụ...

Visit thietkenhavanthanh.com

Key Findings

We analyzed Thietkenhavanthanh.com page load time and found that the first response time was 1.4 sec and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

thietkenhavanthanh.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value12.8 s

0/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value250 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0.162

72/100

15%

TTI (Time to Interactive)

Value18.8 s

3/100

10%

Network Requests Diagram

thietkenhavanthanh.com

1419 ms

bootstrap.min.css

701 ms

font-awesome.min.css

505 ms

bootstrap-social.css

499 ms

style.css

507 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 70% of them (53 requests) were addressed to the original Thietkenhavanthanh.com, 25% (19 requests) were made to Static.xx.fbcdn.net and 3% (2 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Thietkenhavanthanh.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 375.3 kB (7%)

Content Size

5.1 MB

After Optimization

4.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Thietkenhavanthanh.com main page is 5.1 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. Only a small number of websites need less resources to load. Images take 4.8 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 98.1 kB

  • Original 110.7 kB
  • After minification 70.8 kB
  • After compression 12.6 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 39.9 kB, which is 36% 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 98.1 kB or 89% of the original size.

Image Optimization

-5%

Potential reduce by 252.5 kB

  • Original 4.8 MB
  • After minification 4.5 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. Thietkenhavan THANH images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 22.2 kB

  • Original 132.1 kB
  • After minification 131.4 kB
  • After compression 110.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 22.2 kB or 17% of the original size.

CSS Optimization

-7%

Potential reduce by 2.5 kB

  • Original 36.6 kB
  • After minification 36.6 kB
  • After compression 34.1 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. Thietkenhavanthanh.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 37 (51%)

Requests Now

72

After Optimization

35

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Thietkenhavan THANH. 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 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

thietkenhavanthanh.com accessibility score

58

Accessibility Issues

Names and labels

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.

Impact

Issue

High

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

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

Impact

Issue

High

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

Best Practices

thietkenhavanthanh.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

thietkenhavanthanh.com SEO score

87

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Thietkenhavanthanh.com can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Thietkenhavanthanh.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

Open Graph data is detected on the main page of Thietkenhavan THANH. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: