Tools & Wizards About Us
teachvietnam.edu.vn screenshot

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

teachvietnam.edu.vn

Teach English in Vietnam | ESL teaching in Vietnam | Apollo Vietnam | Teach at Apollo Vietnam

Page Load Speed

8.7 sec in total

First Response

1.2 sec

Resources Loaded

7.4 sec

Page Rendered

98 ms

teachvietnam.edu.vn screenshot

About Website

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

Teaching English as a foreign language (TEFL) in Vietnam is full of fun & great benefits, esp at Apollo centers, the most-wanted English language training school. Check if you can develop your teachin...

Visit teachvietnam.edu.vn

Key Findings

We analyzed Teachvietnam.edu.vn page load time and found that the first response time was 1.2 sec and then it took 7.5 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

teachvietnam.edu.vn performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

16/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value8.0 s

22/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value8.1 s

42/100

10%

Network Requests Diagram

teachvietnam.edu.vn

1197 ms

node.css

488 ms

defaults.css

496 ms

system.css

507 ms

system-menus.css

524 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 93% of them (63 requests) were addressed to the original Teachvietnam.edu.vn, 6% (4 requests) were made to Google-analytics.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3.6 sec) belongs to the original domain Teachvietnam.edu.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 99.0 kB (21%)

Content Size

474.4 kB

After Optimization

375.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Teachvietnam.edu.vn main page is 474.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 304.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 20.0 kB

  • Original 26.2 kB
  • After minification 24.7 kB
  • After compression 6.2 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 20.0 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 3.8 kB

  • Original 304.5 kB
  • After minification 300.7 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. Teach Vietnam images are well optimized though.

JavaScript Optimization

-37%

Potential reduce by 33.8 kB

  • Original 91.0 kB
  • After minification 79.2 kB
  • After compression 57.3 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 33.8 kB or 37% of the original size.

CSS Optimization

-79%

Potential reduce by 41.5 kB

  • Original 52.6 kB
  • After minification 38.5 kB
  • After compression 11.2 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. Teachvietnam.edu.vn needs all CSS files to be minified and compressed as it can save up to 41.5 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (56%)

Requests Now

66

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Teach Vietnam. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

teachvietnam.edu.vn

teachvietnam.edu.vn

1197 ms

node.css

node.css

488 ms

defaults.css

defaults.css

496 ms

system.css

system.css

507 ms

system-menus.css

system-menus.css

524 ms

user.css

user.css

531 ms

content-module.css

content-module.css

774 ms

ckeditor.css

ckeditor.css

983 ms

dhtml_menu.css

dhtml_menu.css

994 ms

ie6nomore.css

ie6nomore.css

1009 ms

nice_menus.css

nice_menus.css

1018 ms

nice_menus_default.css

nice_menus_default.css

1043 ms

forum.css

forum.css

1293 ms

fieldgroup.css

fieldgroup.css

1479 ms

garland.css

garland.css

1488 ms

reset.css

reset.css

1516 ms

styles.css

styles.css

1761 ms

styles_ext.css

styles_ext.css

1553 ms

jquery.js

jquery.js

2032 ms

drupal.js

drupal.js

1974 ms

dhtml_menu.js

dhtml_menu.js

1980 ms

googleanalytics.js

googleanalytics.js

2015 ms

ie6nomore.js

ie6nomore.js

2074 ms

nice_menus.js

nice_menus.js

2247 ms

script.js

script.js

2494 ms

script.js

script.js

2317 ms

ga.js

ga.js

9 ms

analytics.js

analytics.js

69 ms

body_bg.jpg

body_bg.jpg

251 ms

header_bg.jpg

header_bg.jpg

492 ms

logo.png

logo.png

495 ms

top_menu_bottom_border.jpg

top_menu_bottom_border.jpg

495 ms

ih.png

ih.png

503 ms

top_search_bg.jpg

top_search_bg.jpg

519 ms

menu_bg.jpg

menu_bg.jpg

744 ms

arrow-right.png

arrow-right.png

991 ms

slider_shadow_bg.png

slider_shadow_bg.png

988 ms

dot1.png

dot1.png

1006 ms

dot.png

dot.png

999 ms

students.jpg

students.jpg

1296 ms

bt_bg_bl.png

bt_bg_bl.png

1236 ms

teaching_0.jpg

teaching_0.jpg

1758 ms

Living-in-Vietnam-new2_0.jpg

Living-in-Vietnam-new2_0.jpg

1765 ms

hanoi_slide.jpg

hanoi_slide.jpg

1762 ms

halong.jpg

halong.jpg

1780 ms

danang.jpg

danang.jpg

2031 ms

hcm_slide.jpg

hcm_slide.jpg

2321 ms

link_icon.png

link_icon.png

2250 ms

vacancies_home_banner.png

vacancies_home_banner.png

2253 ms

Study_CELTA_home_banner.jpg

Study_CELTA_home_banner.jpg

2301 ms

email.png

email.png

2303 ms

email_submit_bt.png

email_submit_bt.png

2523 ms

footer_bg.jpg

footer_bg.jpg

2741 ms

bottom_slogan_img.jpg

bottom_slogan_img.jpg

2762 ms

footer_logo.gif

footer_logo.gif

2799 ms

ih_footer(1).png

ih_footer(1).png

2819 ms

footer_left_line.png

footer_left_line.png

2841 ms

footer_link_bg.jpg

footer_link_bg.jpg

3035 ms

ie6nomore-warning.jpg

ie6nomore-warning.jpg

3254 ms

ie6nomore-firefox-3.6.png

ie6nomore-firefox-3.6.png

3269 ms

ie6nomore-ie8.jpg

ie6nomore-ie8.jpg

3295 ms

ie6nomore-safari.jpg

ie6nomore-safari.jpg

3312 ms

ie6nomore-chrome.jpg

ie6nomore-chrome.jpg

3353 ms

__utm.gif

__utm.gif

18 ms

ie6nomore-opera.png

ie6nomore-opera.png

3491 ms

collect

collect

31 ms

js

js

63 ms

HelveticaNeue.dfont

HelveticaNeue.dfont

3634 ms

Accessibility Review

teachvietnam.edu.vn accessibility score

58

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

[id] attributes on active, focusable elements are not unique

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

teachvietnam.edu.vn best practices score

58

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

teachvietnam.edu.vn SEO score

54

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

High

Document uses plugins

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 Teachvietnam.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 Teachvietnam.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

teachvietnam.edu.vn

Open Graph description is not detected on the main page of Teach Vietnam. 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: