Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

dichvuvesinh.net.vn

Dịch Vụ Vệ Sinh Chuyên Nghiệp | Uy Tín tại Thế Giới Sạch

Page Load Speed

21 sec in total

First Response

1.7 sec

Resources Loaded

16.7 sec

Page Rendered

2.6 sec

dichvuvesinh.net.vn screenshot

About Website

Click here to check amazing Dichvuve Sinh content for Vietnam. Otherwise, check out these important facts you probably never knew about dichvuvesinh.net.vn

Dịch vụ vệ sinh văn phòng, vệ sinh công nghiệp, vệ sinh kính, bảo dưỡng sàn đá , đánh bóng sàn bê tông. Thế Giới Dịch Cung cấp dịch vụ uy tín và chuyên nghiệp. Liên Hệ Ngay 0908 768 488

Visit dichvuvesinh.net.vn

Key Findings

We analyzed Dichvuvesinh.net.vn page load time and found that the first response time was 1.7 sec and then it took 19.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

dichvuvesinh.net.vn performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value17.0 s

0/100

10%

TBT (Total Blocking Time)

Value4,140 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.461

19/100

15%

TTI (Time to Interactive)

Value30.7 s

0/100

10%

Network Requests Diagram

dichvuvesinh.net.vn

1703 ms

analytics.js

167 ms

wp-emoji-release.min.js

683 ms

styles.css

637 ms

easy-callnow-public.css

659 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 65% of them (60 requests) were addressed to the original Dichvuvesinh.net.vn, 15% (14 requests) were made to Embed.tawk.to and 5% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (11.4 sec) belongs to the original domain Dichvuvesinh.net.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 389.4 kB (11%)

Content Size

3.4 MB

After Optimization

3.0 MB

In fact, the total size of Dichvuvesinh.net.vn main page is 3.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 106.9 kB

  • Original 132.3 kB
  • After minification 120.5 kB
  • After compression 25.4 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 106.9 kB or 81% of the original size.

Image Optimization

-10%

Potential reduce by 278.7 kB

  • Original 2.8 MB
  • After minification 2.6 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. Dichvuve Sinh images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.2 kB

  • Original 419.8 kB
  • After minification 419.3 kB
  • After compression 416.6 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

-2%

Potential reduce by 635 B

  • Original 36.4 kB
  • After minification 36.4 kB
  • After compression 35.7 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. Dichvuvesinh.net.vn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 51 (57%)

Requests Now

89

After Optimization

38

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dichvuve Sinh. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dichvuvesinh.net.vn accessibility score

77

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

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

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

dichvuvesinh.net.vn 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

High

Missing source maps for large first-party JavaScript

SEO Factors

dichvuvesinh.net.vn SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dichvuvesinh.net.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 Dichvuvesinh.net.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

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