Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 0

    Best Practices

  • 84

    SEO

    Google-friendlier than
    52% of websites

daotaolaptrinh.edu.vn

Default Web Site Page

Page Load Speed

17.4 sec in total

First Response

2.7 sec

Resources Loaded

14.4 sec

Page Rendered

318 ms

daotaolaptrinh.edu.vn screenshot

About Website

Click here to check amazing Daotaolaptrinh content for Vietnam. Otherwise, check out these important facts you probably never knew about daotaolaptrinh.edu.vn

khóa học lập trình thiết kế website trên ngôn ngữ PHP & Mysql, asp.net, Drupal tại hà nội, thiết kế website chuẩn seo, học thiết kế web tại Hà Nội hiệu quả

Visit daotaolaptrinh.edu.vn

Key Findings

We analyzed Daotaolaptrinh.edu.vn page load time and found that the first response time was 2.7 sec and then it took 14.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

daotaolaptrinh.edu.vn performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.0 s

1/100

10%

LCP (Largest Contentful Paint)

Value15.5 s

0/100

25%

SI (Speed Index)

Value33.3 s

0/100

10%

TBT (Total Blocking Time)

Value34,310 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.163

72/100

15%

TTI (Time to Interactive)

Value50.0 s

0/100

10%

Network Requests Diagram

daotaolaptrinh.edu.vn

2672 ms

daotaolaptrinh.edu.vn

1952 ms

css

536 ms

font-awesome.min.css

780 ms

uikit.modify.css

1170 ms

Our browser made a total of 174 requests to load all elements on the main page. We found that 79% of them (138 requests) were addressed to the original Daotaolaptrinh.edu.vn, 4% (7 requests) were made to Youtube.com and 3% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.8 sec) relates to the external source Live.vnpgroup.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (47%)

Content Size

2.5 MB

After Optimization

1.3 MB

In fact, the total size of Daotaolaptrinh.edu.vn main page is 2.5 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. 75% 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 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 169.5 kB

  • Original 235.4 kB
  • After minification 231.9 kB
  • After compression 65.8 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 169.5 kB or 72% of the original size.

Image Optimization

-38%

Potential reduce by 647.1 kB

  • Original 1.7 MB
  • After minification 1.0 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. Obviously, Daotaolaptrinh needs image optimization as it can save up to 647.1 kB or 38% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-28%

Potential reduce by 37.5 kB

  • Original 132.1 kB
  • After minification 131.1 kB
  • After compression 94.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 37.5 kB or 28% of the original size.

CSS Optimization

-71%

Potential reduce by 323.8 kB

  • Original 457.2 kB
  • After minification 456.9 kB
  • After compression 133.4 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. Daotaolaptrinh.edu.vn needs all CSS files to be minified and compressed as it can save up to 323.8 kB or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 74 (69%)

Requests Now

107

After Optimization

33

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Daotaolaptrinh. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 37 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

daotaolaptrinh.edu.vn accessibility score

74

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

SEO Factors

daotaolaptrinh.edu.vn SEO score

84

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Daotaolaptrinh.edu.vn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Daotaolaptrinh.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 description is not detected on the main page of Daotaolaptrinh. 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: