Tools & Wizards About Us
khoahoc.cdit.com.vn screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

khoahoc.cdit.com.vn

CDIT Training Center | Đào tạo chất lượng là yếu tố hàng đầu

Page Load Speed

10.2 sec in total

First Response

2.2 sec

Resources Loaded

7.6 sec

Page Rendered

394 ms

khoahoc.cdit.com.vn screenshot

About Website

Click here to check amazing Khoahoc CDIT content for Vietnam. Otherwise, check out these important facts you probably never knew about khoahoc.cdit.com.vn

Các khóa học tại CDIT Training Center không chỉ giúp bạn thành thạo chuyên môn mà còn để bạn khám phá năng lực bản thân và thay đổi cuộc sống.

Visit khoahoc.cdit.com.vn

Key Findings

We analyzed Khoahoc.cdit.com.vn page load time and found that the first response time was 2.2 sec and then it took 8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

khoahoc.cdit.com.vn performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value10.8 s

0/100

25%

SI (Speed Index)

Value13.0 s

2/100

10%

TBT (Total Blocking Time)

Value1,470 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.057

98/100

15%

TTI (Time to Interactive)

Value17.5 s

4/100

10%

Network Requests Diagram

khoahoc.cdit.com.vn

2232 ms

styles.css

460 ms

woocommerce-layout.css

465 ms

woocommerce.css

480 ms

style.css

495 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 63% of them (74 requests) were addressed to the original Khoahoc.cdit.com.vn, 19% (23 requests) were made to Static.xx.fbcdn.net and 5% (6 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Khoahoc.cdit.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 729.7 kB (41%)

Content Size

1.8 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Khoahoc.cdit.com.vn main page is 1.8 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 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 70.4 kB

  • Original 86.7 kB
  • After minification 84.0 kB
  • After compression 16.3 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 70.4 kB or 81% of the original size.

Image Optimization

-46%

Potential reduce by 642.3 kB

  • Original 1.4 MB
  • After minification 763.4 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. Obviously, Khoahoc CDIT needs image optimization as it can save up to 642.3 kB or 46% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 8.1 kB

  • Original 261.8 kB
  • After minification 261.8 kB
  • After compression 253.7 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

-26%

Potential reduce by 8.9 kB

  • Original 34.9 kB
  • After minification 34.3 kB
  • After compression 26.0 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. Khoahoc.cdit.com.vn needs all CSS files to be minified and compressed as it can save up to 8.9 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 64 (57%)

Requests Now

113

After Optimization

49

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Khoahoc CDIT. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 46 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

khoahoc.cdit.com.vn

khoahoc.cdit.com.vn

2232 ms

styles.css

styles.css

460 ms

woocommerce-layout.css

woocommerce-layout.css

465 ms

woocommerce.css

woocommerce.css

480 ms

style.css

style.css

495 ms

style.css

style.css

498 ms

jquery.js

jquery.js

995 ms

jquery-migrate.min.js

jquery-migrate.min.js

688 ms

comment-reply.min.js

comment-reply.min.js

693 ms

jquery.hoverIntent.min.js

jquery.hoverIntent.min.js

715 ms

jquery.placeholder.min.js

jquery.placeholder.min.js

740 ms

jquery.jplayer.min.js

jquery.jplayer.min.js

745 ms

jquery.themexSlider.js

jquery.themexSlider.js

915 ms

jquery.raty.min.js

jquery.raty.min.js

925 ms

general.js

general.js

953 ms

jscripts.php

jscripts.php

1006 ms

flexslider.css

flexslider.css

754 ms

public.css

public.css

929 ms

jquery.form.min.js

jquery.form.min.js

938 ms

scripts.js

scripts.js

953 ms

add-to-cart.min.js

add-to-cart.min.js

1038 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

1036 ms

woocommerce.min.js

woocommerce.min.js

1039 ms

jquery.cookie.min.js

jquery.cookie.min.js

1134 ms

cart-fragments.min.js

cart-fragments.min.js

1163 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

1194 ms

plusone.js

plusone.js

85 ms

webfont.js

webfont.js

30 ms

banner.png

banner.png

480 ms

LOGO2.png

LOGO2.png

484 ms

Background1.png

Background1.png

1764 ms

khoi-nghiep.jpg

khoi-nghiep.jpg

1282 ms

IMG_6430.png

IMG_6430.png

3167 ms

17690785_964042557065129_519195886_n1-300x300.jpg

17690785_964042557065129_519195886_n1-300x300.jpg

929 ms

5a-300x300.jpg

5a-300x300.jpg

1018 ms

1.png

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731 ms

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1018 ms

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1142 ms

Artboard-1-copy-2-420x420.png

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2206 ms

poster-02-420x420.jpg

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1731 ms

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2092 ms

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1512 ms

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1971 ms

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2228 ms

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2258 ms

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2204 ms

qdthang4x6-96x96.jpg

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2329 ms

TuanDA-96x96.jpg

TuanDA-96x96.jpg

2433 ms

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2452 ms

image0022.jpg

image0022.jpg

2476 ms

testimonial_bg.png

testimonial_bg.png

2504 ms

image0021.jpg

image0021.jpg

3042 ms

New-2.jpg

New-2.jpg

2662 ms

t%E1%BA%A3i-xu%E1%BB%91ng.jpg

t%E1%BA%A3i-xu%E1%BB%91ng.jpg

2698 ms

analytics.js

analytics.js

24 ms

video-marketing-dich-vu-san-xuat-video-marketing-420x164.png

video-marketing-dich-vu-san-xuat-video-marketing-420x164.png

2955 ms

sdk.js

sdk.js

65 ms

css

css

57 ms

collect

collect

46 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

13 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

36 ms

fastbutton

fastbutton

32 ms

sdk.js

sdk.js

25 ms

js

js

84 ms

postmessageRelay

postmessageRelay

115 ms

RobotoSlab-Regular.ttf

RobotoSlab-Regular.ttf

3833 ms

Cong-ty-TNHH-mot-thanh-vien-VIVAS-387x0.gif

Cong-ty-TNHH-mot-thanh-vien-VIVAS-387x0.gif

2727 ms

developers.google.com

developers.google.com

536 ms

Gameloft-224x0.jpg

Gameloft-224x0.jpg

2767 ms

3636781319-postmessagerelay.js

3636781319-postmessagerelay.js

18 ms

rpc:shindig_random.js

rpc:shindig_random.js

8 ms

Logo-400x0.png

Logo-400x0.png

2859 ms

LoGo_brainwork-Vi%C3%AAt-nam-246x0.jpg

LoGo_brainwork-Vi%C3%AAt-nam-246x0.jpg

2926 ms

logo_PTF-232x0.gif

logo_PTF-232x0.gif

2959 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

4 ms

Nokia-Logo-400x0.jpg

Nokia-Logo-400x0.jpg

2920 ms

VNG-318x0.png

VNG-318x0.png

2962 ms

like.php

like.php

189 ms

share_button.php

share_button.php

271 ms

like_box.php

like_box.php

418 ms

admin-ajax.php

admin-ajax.php

3881 ms

Samsung-Logo-400x0.jpg

Samsung-Logo-400x0.jpg

2965 ms

search_icon.png

search_icon.png

2995 ms

KKhk6eugt1M.js

KKhk6eugt1M.js

24 ms

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14 ms

black_20_bg.png

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2790 ms

KKhk6eugt1M.js

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9 ms

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6 ms

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6 ms

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15 ms

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37 ms

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14 ms

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40 ms

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43 ms

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14 ms

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43 ms

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49 ms

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49 ms

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48 ms

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69 ms

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70 ms

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70 ms

select_menu_arrows.png

select_menu_arrows.png

2655 ms

303104470_473986151406022_6671317959059256987_n.jpg

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81 ms

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83 ms

tuZrhU49Qe0.js

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17 ms

UXtr_j2Fwe-.png

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15 ms

substrate_bg.png

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2673 ms

button_bg.png

button_bg.png

2708 ms

main_slider_arrows.png

main_slider_arrows.png

2616 ms

user_icon.png

user_icon.png

2534 ms

view.png

view.png

2424 ms

star-off.png

star-off.png

2244 ms

bg_direction_nav.png

bg_direction_nav.png

2233 ms

woocommerce-smallscreen.css

woocommerce-smallscreen.css

249 ms

Accessibility Review

khoahoc.cdit.com.vn accessibility score

68

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

Form elements do not have associated labels

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

Best Practices

khoahoc.cdit.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

High

Browser errors were logged to the console

SEO Factors

khoahoc.cdit.com.vn SEO score

93

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

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 Khoahoc.cdit.com.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 Khoahoc.cdit.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

khoahoc.cdit.com.vn

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