Tools & Wizards About Us
edu.go.vn screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

edu.go.vn

goEdu - Trang chủ trung tâm phát triển giáo dục trực tuyến goEdu

Page Load Speed

12.7 sec in total

First Response

1.5 sec

Resources Loaded

7.7 sec

Page Rendered

3.5 sec

edu.go.vn screenshot

About Website

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

goEdu - Hệ thống học và thi trực tuyến, kiểm tra thói quen học tập, định hướng nghề nghiệp hàng đầu Việt Nam; Học và thi tiếng Anh trực tuyến IOE; Kiểm tra chọn ngành học goEdu Wise Mentor; Kiểm tra t...

Visit edu.go.vn

Key Findings

We analyzed Edu.go.vn page load time and found that the first response time was 1.5 sec and then it took 11.2 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

edu.go.vn performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.5 s

2/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value12.6 s

3/100

10%

TBT (Total Blocking Time)

Value4,190 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.25

50/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

Network Requests Diagram

edu.go.vn

1520 ms

bootstrap.min.css

1680 ms

custom.css

1694 ms

color.css

743 ms

responsive.css

992 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 61% of them (36 requests) were addressed to the original Edu.go.vn, 10% (6 requests) were made to Static.ioe.vn and 8% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Photoservice.goplay.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 541.5 kB (15%)

Content Size

3.7 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Edu.go.vn main page is 3.7 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. 55% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 24.0 kB

  • Original 29.5 kB
  • After minification 17.6 kB
  • After compression 5.5 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 11.8 kB, which is 40% 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 24.0 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 117.2 kB

  • Original 3.2 MB
  • After minification 3.1 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. Edu Go images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 135.1 kB

  • Original 210.0 kB
  • After minification 200.8 kB
  • After compression 75.0 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 135.1 kB or 64% of the original size.

CSS Optimization

-84%

Potential reduce by 265.3 kB

  • Original 316.6 kB
  • After minification 274.1 kB
  • After compression 51.3 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. Edu.go.vn needs all CSS files to be minified and compressed as it can save up to 265.3 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (52%)

Requests Now

48

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Edu Go. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

edu.go.vn

edu.go.vn

1520 ms

bootstrap.min.css

bootstrap.min.css

1680 ms

custom.css

custom.css

1694 ms

color.css

color.css

743 ms

responsive.css

responsive.css

992 ms

owl.css

owl.css

749 ms

fontawesome-all.min.css

fontawesome-all.min.css

1287 ms

icon-fonts.css

icon-fonts.css

990 ms

popup-lightbox.css

popup-lightbox.css

999 ms

font-awesome.min.css

font-awesome.min.css

54 ms

animate.min.css

animate.min.css

73 ms

site.css

site.css

1234 ms

jquery.min.js

jquery.min.js

1258 ms

bootstrap.min.js

bootstrap.min.js

1003 ms

owl.carousel.min.js

owl.carousel.min.js

991 ms

imagesloaded.pkgd.js

imagesloaded.pkgd.js

1051 ms

isotope.pkgd.min.js

isotope.pkgd.min.js

1257 ms

custom.js

custom.js

1257 ms

jquery.popup.lightbox.js

jquery.popup.lightbox.js

1473 ms

configSSO.js

configSSO.js

1472 ms

goSSOClient.js

goSSOClient.js

1473 ms

goEduSSOSDKNet.js

goEduSSOSDKNet.js

1524 ms

css

css

54 ms

css

css

58 ms

css

css

74 ms

gtm.js

gtm.js

195 ms

03e0b039-7bee-48f7-b78f-e0e9cc1f99f6.jpg

03e0b039-7bee-48f7-b78f-e0e9cc1f99f6.jpg

4342 ms

ioe_badge.jpg

ioe_badge.jpg

1833 ms

bgd-byt-1351.jpg

bgd-byt-1351.jpg

2102 ms

hs-hanoi.jpg

hs-hanoi.jpg

2586 ms

80f9931ac2130e4d5702.jpg

80f9931ac2130e4d5702.jpg

2623 ms

TraoGiai_HaiPhong.jpg

TraoGiai_HaiPhong.jpg

4137 ms

QuangBinhMayTinh.jpg

QuangBinhMayTinh.jpg

2419 ms

logo-red.png

logo-red.png

594 ms

h1-icon1.png

h1-icon1.png

595 ms

h1-icon2.png

h1-icon2.png

596 ms

h1-icon3.png

h1-icon3.png

592 ms

h1-icon4.png

h1-icon4.png

595 ms

campus.jpg

campus.jpg

596 ms

tweet-bg.jpg

tweet-bg.jpg

624 ms

h1deprt-bg.jpg

h1deprt-bg.jpg

624 ms

titleicon.png

titleicon.png

625 ms

ioe-logo-white.png

ioe-logo-white.png

636 ms

wm_logo_top.png

wm_logo_top.png

625 ms

iok-logo-ok.png

iok-logo-ok.png

696 ms

flogo.png

flogo.png

914 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

62 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

85 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

151 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

150 ms

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

150 ms

fa-solid-900.woff

fa-solid-900.woff

777 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

761 ms

icomoon.ttf

icomoon.ttf

777 ms

ga.js

ga.js

148 ms

js

js

145 ms

__utm.gif

__utm.gif

72 ms

collect

collect

59 ms

ga-audiences

ga-audiences

39 ms

Accessibility Review

edu.go.vn accessibility score

77

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

edu.go.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

edu.go.vn SEO score

83

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

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Edu.go.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Edu.go.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

edu.go.vn

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