18.7 sec in total
880 ms
17.7 sec
184 ms
Click here to check amazing Customs content for Vietnam. Otherwise, check out these important facts you probably never knew about customs.gov.vn
Cổng thông tin Tổng cục Hải Quan Việt Nam
Visit customs.gov.vnWe analyzed Customs.gov.vn page load time and found that the first response time was 880 ms and then it took 17.8 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
customs.gov.vn performance score
name
value
score
weighting
Value37.3 s
0/100
10%
Value56.1 s
0/100
25%
Value49.4 s
0/100
10%
Value2,640 ms
4/100
30%
Value0.922
3/100
15%
Value59.4 s
0/100
10%
880 ms
3622 ms
34 ms
50 ms
74 ms
Our browser made a total of 105 requests to load all elements on the main page. We found that 72% of them (76 requests) were addressed to the original Customs.gov.vn, 24% (25 requests) were made to Ajax.googleapis.com and 4% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (8.6 sec) belongs to the original domain Customs.gov.vn.
Page size can be reduced by 837.6 kB (40%)
2.1 MB
1.2 MB
In fact, the total size of Customs.gov.vn main page is 2.1 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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 98.1 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 98.1 kB or 83% of the original size.
Potential reduce by 131.2 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, Customs needs image optimization as it can save up to 131.2 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 422.8 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 422.8 kB or 71% of the original size.
Potential reduce by 185.5 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. Customs.gov.vn needs all CSS files to be minified and compressed as it can save up to 185.5 kB or 86% of the original size.
Number of requests can be reduced by 44 (43%)
103
59
The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Customs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.
customs.gov.vn
880 ms
default.aspx
3622 ms
prototype.js
34 ms
jquery.min.js
50 ms
jquery-ui.min.js
74 ms
scriptaculous.js
62 ms
swfobject.js
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Common.css
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builder.js
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controls.js
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sound.js
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WebResource.axd
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blank.js
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analytics.js
21 ms
init.js
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ExchangeRateWebpart.css
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jquery.ui.base.css
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jquery.ui.core.css
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jquery.ui.accordion.css
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jquery.ui.autocomplete.css
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jquery.ui.button.css
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jquery.ui.datepicker.css
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jquery.ui.resizable.css
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jquery.ui.selectable.css
25 ms
jquery.ui.slider.css
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jquery.ui.tabs.css
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iconDangKySuDungVNACCS.jpg
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customs.gov.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
customs.gov.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
Missing source maps for large first-party JavaScript
customs.gov.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
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Customs.gov.vn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Customs.gov.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.
customs.gov.vn
Open Graph description is not detected on the main page of Customs. 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: