Tools & Wizards About Us

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

thithuyenmaytruong.edu.vn

Trung tâm đào tạo thuyền máy trưởng, cấp giấy chứng nhận, chứng chỉ

Page Load Speed

25.5 sec in total

First Response

1.6 sec

Resources Loaded

23.6 sec

Page Rendered

223 ms

About Website

Welcome to thithuyenmaytruong.edu.vn homepage info - get ready to check Thithuyenmaytruong best content right away, or after learning these important things about thithuyenmaytruong.edu.vn

Đào tạo, tổ chức thi và cấp giấy chứng nhận thuyền máy trưởng, chứng chỉ chuyên môn nghiệp vụ, chứng chỉ khác về phương tiện thuỷ nội địa

Visit thithuyenmaytruong.edu.vn

Key Findings

We analyzed Thithuyenmaytruong.edu.vn page load time and found that the first response time was 1.6 sec and then it took 23.8 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. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

thithuyenmaytruong.edu.vn performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value23.1 s

0/100

25%

SI (Speed Index)

Value22.2 s

0/100

10%

TBT (Total Blocking Time)

Value1,400 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.506

16/100

15%

TTI (Time to Interactive)

Value32.1 s

0/100

10%

Network Requests Diagram

thithuyenmaytruong.edu.vn

1640 ms

bootstrap.min.css

1275 ms

jquery-1.11.3.min.js

1297 ms

slick.css

531 ms

animate.min.css

1043 ms

Our browser made a total of 113 requests to load all elements on the main page. We found that 66% of them (75 requests) were addressed to the original Thithuyenmaytruong.edu.vn, 12% (13 requests) were made to Embed.tawk.to and 5% (6 requests) were made to Youtube-nocookie.com. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Thithuyenmaytruong.edu.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 604.0 kB (19%)

Content Size

3.1 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Thithuyenmaytruong.edu.vn main page is 3.1 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. 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 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 74.6 kB

  • Original 95.1 kB
  • After minification 82.6 kB
  • After compression 20.4 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. This page needs HTML code to be minified as it can gain 12.4 kB, which is 13% 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 74.6 kB or 79% of the original size.

Image Optimization

-6%

Potential reduce by 131.0 kB

  • Original 2.0 MB
  • After minification 1.9 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. Thithuyenmaytruong images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 162.3 kB

  • Original 639.9 kB
  • After minification 618.5 kB
  • After compression 477.5 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 162.3 kB or 25% of the original size.

CSS Optimization

-63%

Potential reduce by 236.1 kB

  • Original 371.8 kB
  • After minification 347.3 kB
  • After compression 135.7 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. Thithuyenmaytruong.edu.vn needs all CSS files to be minified and compressed as it can save up to 236.1 kB or 63% of the original size.

Requests Breakdown

Number of requests can be reduced by 61 (62%)

Requests Now

99

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Thithuyenmaytruong. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

thithuyenmaytruong.edu.vn accessibility score

85

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

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

thithuyenmaytruong.edu.vn best practices score

50

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

Page has valid source maps

SEO Factors

thithuyenmaytruong.edu.vn SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Thithuyenmaytruong.edu.vn 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 English language. Our system also found out that Thithuyenmaytruong.edu.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 Thithuyenmaytruong. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: