Tools & Wizards About Us
en.ocean.edu.vn screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 0

    SEO

en.ocean.edu.vn

Hệ Thống Anh Ngữ - Học Tiếng Anh với Giáo Viên Nước Ngoài | Anh Ngữ Ocean Edu

Page Load Speed

8.7 sec in total

First Response

866 ms

Resources Loaded

7.4 sec

Page Rendered

348 ms

en.ocean.edu.vn screenshot

About Website

Welcome to en.ocean.edu.vn homepage info - get ready to check En Ocean best content for Vietnam right away, or after learning these important things about en.ocean.edu.vn

Hệ thống Anh ngữ Quốc tế Ocean Edu với 100% giáo viên nước ngoài đã đào tạo thành công hơn 500.000 học viên theo học các chương trình tiếng Anh.

Visit en.ocean.edu.vn

Key Findings

We analyzed En.ocean.edu.vn page load time and found that the first response time was 866 ms and then it took 7.8 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

en.ocean.edu.vn performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value40.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value40.6 s

0/100

25%

SI (Speed Index)

Value63.1 s

0/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.12

84/100

15%

TTI (Time to Interactive)

Value47.2 s

0/100

10%

Network Requests Diagram

en.ocean.edu.vn

866 ms

en.ocean.edu.vn

1687 ms

css2

790 ms

css

40 ms

js

67 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 68% of them (53 requests) were addressed to the original En.ocean.edu.vn, 15% (12 requests) were made to Static.xx.fbcdn.net and 4% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain En.ocean.edu.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 221.2 kB (13%)

Content Size

1.7 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of En.ocean.edu.vn main page is 1.7 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. 70% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 159.0 kB

  • Original 179.5 kB
  • After minification 143.0 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 36.5 kB, which is 20% 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 159.0 kB or 89% of the original size.

Image Optimization

-4%

Potential reduce by 58.4 kB

  • Original 1.5 MB
  • After minification 1.5 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. En Ocean images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 3.8 kB

  • Original 13.9 kB
  • After minification 13.9 kB
  • After compression 10.1 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 3.8 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (38%)

Requests Now

68

After Optimization

42

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of En Ocean. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

en.ocean.edu.vn

en.ocean.edu.vn

866 ms

en.ocean.edu.vn

en.ocean.edu.vn

1687 ms

css2

css2

790 ms

css

css

40 ms

js

js

67 ms

jquery

jquery

1502 ms

jqueryval

jqueryval

836 ms

bootstrap

bootstrap

1169 ms

jquery-migrate-1.4.1.min.js

jquery-migrate-1.4.1.min.js

15 ms

mainJs

mainJs

836 ms

jquery.fancybox-media.js

jquery.fancybox-media.js

1005 ms

camera.min.js

camera.min.js

1167 ms

fbevents.js

fbevents.js

362 ms

gtm.js

gtm.js

298 ms

Vietnam_Flag.jpg

Vietnam_Flag.jpg

605 ms

english_flag.jpg

english_flag.jpg

605 ms

logo.png

logo.png

865 ms

reg-online-icon.png

reg-online-icon.png

864 ms

icon-1.jpg

icon-1.jpg

865 ms

icon-2.jpg

icon-2.jpg

897 ms

icon-3.jpg

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863 ms

icon-4.jpg

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1122 ms

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1416 ms

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1772 ms

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1464 ms

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2031 ms

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2080 ms

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1806 ms

arrow-2.png

arrow-2.png

1734 ms

logo-bot.png

logo-bot.png

1757 ms

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2013 ms

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2024 ms

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2051 ms

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2074 ms

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2290 ms

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2314 ms

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2320 ms

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2352 ms

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2363 ms

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2382 ms

page.php

page.php

390 ms

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2538 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsovBK.woff

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyXsovBK.woff

173 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyovBK.woff

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyovBK.woff

174 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyVVpfBK.woff

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyVVpfBK.woff

174 ms

UTM%20Dax.ttf

UTM%20Dax.ttf

2310 ms

UTM%20Colossalis.ttf

UTM%20Colossalis.ttf

2300 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

2475 ms

YSVNzQMiK3c.css

YSVNzQMiK3c.css

159 ms

Td7NM2Ug08S.css

Td7NM2Ug08S.css

163 ms

Y7Y-iHUxgoM.js

Y7Y-iHUxgoM.js

419 ms

o1ndYS2og_B.js

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416 ms

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452 ms

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450 ms

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452 ms

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449 ms

p55HfXW__mM.js

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450 ms

MyriadPro-Cond.otf

MyriadPro-Cond.otf

2030 ms

bg-name-1.png

bg-name-1.png

2061 ms

bg-name-2.png

bg-name-2.png

2242 ms

line-top-office.png

line-top-office.png

2240 ms

line-office.png

line-office.png

2009 ms

arrow-up-1.png

arrow-up-1.png

2034 ms

footer-right.png

footer-right.png

2079 ms

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189 ms

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233 ms

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176 ms

UXtr_j2Fwe-.png

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176 ms

ItXcemdQgZa.js

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146 ms

xfbml.customerchat.js

xfbml.customerchat.js

50 ms

camera_skins.png

camera_skins.png

2046 ms

41 ms

camera-loader.gif

camera-loader.gif

1794 ms

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2352 ms

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537 ms

Accessibility Review

en.ocean.edu.vn accessibility score

73

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

en.ocean.edu.vn best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

en.ocean.edu.vn SEO score

0

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 En.ocean.edu.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 En.ocean.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

en.ocean.edu.vn

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