8.8 sec in total
726 ms
7.5 sec
583 ms
Click here to check amazing Du Hoc Blue Ocean content for Vietnam. Otherwise, check out these important facts you probably never knew about duhocblueocean.vn
Du học tại Blue Ocean: công ty tư vấn du học toàn cầu uy tín nhất: du học anh, du học mỹ, du học singapore, du học canada, du học úc, du học hè ...
Visit duhocblueocean.vnWe analyzed Duhocblueocean.vn page load time and found that the first response time was 726 ms and then it took 8.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
duhocblueocean.vn performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value4.4 s
39/100
25%
Value11.2 s
5/100
10%
Value20,540 ms
0/100
30%
Value0.145
77/100
15%
Value48.1 s
0/100
10%
726 ms
557 ms
553 ms
569 ms
850 ms
Our browser made a total of 89 requests to load all elements on the main page. We found that 57% of them (51 requests) were addressed to the original Duhocblueocean.vn, 8% (7 requests) were made to Opi.yahoo.com and 4% (4 requests) were made to Css-dashboard.subiz.com. The less responsive or slowest element that took the longest time to load (5.6 sec) belongs to the original domain Duhocblueocean.vn.
Page size can be reduced by 652.5 kB (29%)
2.2 MB
1.6 MB
In fact, the total size of Duhocblueocean.vn main page is 2.2 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. 65% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 36.2 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. This page needs HTML code to be minified as it can gain 5.4 kB, which is 12% 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 36.2 kB or 78% of the original size.
Potential reduce by 154.0 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. Du Hoc Blue Ocean images are well optimized though.
Potential reduce by 295.1 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 295.1 kB or 66% of the original size.
Potential reduce by 167.2 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. Duhocblueocean.vn needs all CSS files to be minified and compressed as it can save up to 167.2 kB or 81% of the original size.
Number of requests can be reduced by 29 (34%)
85
56
The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Du Hoc Blue 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 12 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
duhocblueocean.vn
726 ms
bootstrap.min.css
557 ms
font-awesome.min.css
553 ms
style.css
569 ms
jquery.min.js
850 ms
bootstrap.min.js
573 ms
slick.min.js
619 ms
main.min.js
825 ms
conversion.js
14 ms
normalize.css
276 ms
css-menu.css
280 ms
slick.css
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main.css
361 ms
responsive.css
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sdk.js
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online
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fastbutton
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dmca_protected_16_120.png
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online
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online
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online
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icon-google.png
342 ms
icon-twitter.png
355 ms
icon-facebook.png
352 ms
skyper_du_hoc.png
351 ms
bg_menu.png
354 ms
bg_logo.png
352 ms
Blue_Ocean_Logo.png
589 ms
open%20day%20final%20banner%20web%202.jpg
5219 ms
sprites.png
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bg_opt_1.jpg
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bg_opt_2.jpg
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khong-khi-don-nam-moi-tai-tay-ban-nha.PNG
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du-hoc-my-truong-dai-hoc-Saint-Louis.jpg
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nguyen_phan_vu_quan.jpg
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pham_anh_khoa.jpg
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tran_thanh_huong.jpg
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gotostudy_university.png
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Du_hoc_University_College_of_Northern_Denmark.png
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brand_3.png
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Jonkoping_university_logo.PNG
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brand_2.png
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gsm.jpg
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brand_6.png
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hotcourses2.jpg
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like.php
176 ms
fontawesome-webfont.woff
3111 ms
Roboto-Regular.woff
3744 ms
Roboto-Light.woff
3720 ms
analytics.js
108 ms
loader.js
110 ms
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rs=AGLTcCNnUEVhmmOcp2_UyyNcP4aoAGdidA
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rU2ubZ6l1Q5.js
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Roboto-Bold.woff
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LVx-xkvaJ0b.png
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ajax-loader.gif
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fbevents.js
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collect
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xd_arbiter.php
98 ms
xd_arbiter.php
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widget.txt
81 ms
subiz-widget-view.css
122 ms
1927
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init
326 ms
cb=gapi.loaded_0
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cb=gapi.loaded_1
104 ms
125 ms
W5F8_SL0XFawnjxHGsZjJA.ttf
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69 ms
cross-storage.html
70 ms
avatar-chat.png
69 ms
e5b294b70c9647dcf804d7baa1903918-1438791658.jpg
38 ms
logo-icon.png
168 ms
fontawesome-webfont.woff
849 ms
virtual_thumb_1429169905.jpg
14 ms
duhocblueocean.vn accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
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
<html> element does not have a [lang] attribute
duhocblueocean.vn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
duhocblueocean.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
VI
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Duhocblueocean.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 Duhocblueocean.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.
duhocblueocean.vn
Open Graph description is not detected on the main page of Du Hoc Blue Ocean. 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: