Tools & Wizards About Us

Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

visa-vietnam.org

100% risk-free Visa Vietnam | Vietnam Visa Application Online For Tourist and Business Purpose

Page Load Speed

2.7 sec in total

First Response

88 ms

Resources Loaded

2.5 sec

Page Rendered

125 ms

About Website

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Key Findings

We analyzed Visa-vietnam.org page load time and found that the first response time was 88 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

visa-vietnam.org performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value680 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value1.149

1/100

15%

TTI (Time to Interactive)

Value7.6 s

47/100

10%

Network Requests Diagram

visa-vietnam.org

88 ms

www.visa-vietnam.org

732 ms

analytics.js

27 ms

collect

31 ms

1.js

27 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 28% of them (11 requests) were addressed to the original Visa-vietnam.org, 33% (13 requests) were made to Embed.tawk.to and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Visa-vietnam.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 173.4 kB (23%)

Content Size

746.8 kB

After Optimization

573.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Visa-vietnam.org main page is 746.8 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. HTML takes 275.5 kB which makes up the majority of the site volume.

HTML Optimization

-54%

Potential reduce by 149.2 kB

  • Original 275.5 kB
  • After minification 273.0 kB
  • After compression 126.3 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 149.2 kB or 54% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 194.2 kB
  • After minification 194.2 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. Visa Vietnam images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 23.8 kB

  • Original 215.8 kB
  • After minification 215.8 kB
  • After compression 192.0 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 23.8 kB or 11% of the original size.

CSS Optimization

-1%

Potential reduce by 352 B

  • Original 61.3 kB
  • After minification 61.3 kB
  • After compression 61.0 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. Visa-vietnam.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 18 (55%)

Requests Now

33

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Visa 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 19 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

visa-vietnam.org accessibility score

63

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

visa-vietnam.org 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

visa-vietnam.org SEO score

88

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

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

High

Tap targets are not sized appropriately

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 Visa-vietnam.org 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 Visa-vietnam.org 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

Open Graph description is not detected on the main page of Visa 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: