Tools & Wizards About Us
thongtacvesinh.com.vn screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

thongtacvesinh.com.vn

Cung Cấp Dịch Vụ, Thi Công, Lắp Đặt Thiết Bị Ngành Môi Trường

Page Load Speed

7.6 sec in total

First Response

1.5 sec

Resources Loaded

5.4 sec

Page Rendered

662 ms

thongtacvesinh.com.vn screenshot

About Website

Welcome to thongtacvesinh.com.vn homepage info - get ready to check Thongtacvesinh best content right away, or after learning these important things about thongtacvesinh.com.vn

Công ty chuyên thông tắc vệ sinh cống ngầm, xe hút bể phốt,xử lý mùi hôi, thong tac ve sinh, thông tắc vệ sinh môi trường LH:0904.438.448

Visit thongtacvesinh.com.vn

Key Findings

We analyzed Thongtacvesinh.com.vn page load time and found that the first response time was 1.5 sec and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

thongtacvesinh.com.vn performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value140 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.562

12/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

Network Requests Diagram

thongtacvesinh.com.vn

1476 ms

styles.css

248 ms

jqueryui1816custom.css

480 ms

jquery.fancybox-1.3.4.css

485 ms

superfish.css

491 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 97% of them (64 requests) were addressed to the original Thongtacvesinh.com.vn, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Thongtacvesinh.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 86.2 kB (7%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Thongtacvesinh.com.vn main page is 1.2 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. 45% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 37.1 kB

  • Original 43.7 kB
  • After minification 43.5 kB
  • After compression 6.6 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. 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 37.1 kB or 85% of the original size.

Image Optimization

-3%

Potential reduce by 34.6 kB

  • Original 1.0 MB
  • After minification 968.4 kB

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. Thongtacvesinh images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 10.5 kB

  • Original 131.9 kB
  • After minification 131.9 kB
  • After compression 121.4 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

-28%

Potential reduce by 4.0 kB

  • Original 14.3 kB
  • After minification 14.3 kB
  • After compression 10.2 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. Thongtacvesinh.com.vn needs all CSS files to be minified and compressed as it can save up to 4.0 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (22%)

Requests Now

65

After Optimization

51

  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Thongtacvesinh. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

thongtacvesinh.com.vn

thongtacvesinh.com.vn

1476 ms

styles.css

styles.css

248 ms

jqueryui1816custom.css

jqueryui1816custom.css

480 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

485 ms

superfish.css

superfish.css

491 ms

superfish-navbar.css

superfish-navbar.css

490 ms

jquery-1.6.2.min.js

jquery-1.6.2.min.js

757 ms

jquery.mousewheel-3.0.4.pack.js

jquery.mousewheel-3.0.4.pack.js

504 ms

jqueryui1816custommin.js

jqueryui1816custommin.js

1195 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

725 ms

jquery.cycle.all.js

jquery.cycle.all.js

732 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

730 ms

superfish.js

superfish.js

755 ms

hoverIntent.js

hoverIntent.js

966 ms

common.js

common.js

972 ms

advertise.js

advertise.js

973 ms

load_bar.gif

load_bar.gif

242 ms

banner.jpg

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709 ms

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242 ms

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714 ms

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716 ms

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740 ms

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744 ms

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933 ms

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955 ms

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956 ms

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958 ms

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989 ms

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987 ms

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1157 ms

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1185 ms

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1185 ms

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1186 ms

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1232 ms

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1228 ms

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1380 ms

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1412 ms

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1412 ms

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1413 ms

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1468 ms

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1468 ms

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1616 ms

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1595 ms

ga.js

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21 ms

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14 ms

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1471 ms

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1456 ms

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1518 ms

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1509 ms

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1424 ms

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1484 ms

Accessibility Review

thongtacvesinh.com.vn accessibility score

71

Accessibility Issues

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.

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

thongtacvesinh.com.vn best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

thongtacvesinh.com.vn SEO score

69

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

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 Thongtacvesinh.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 Thongtacvesinh.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

thongtacvesinh.com.vn

Open Graph description is not detected on the main page of Thongtacvesinh. 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: