Report Summary

  • 91

    Performance

    Renders faster than
    91% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

vhcma.org

Vietnam Helicopter Crew Members Association - VHCMA

Page Load Speed

4.9 sec in total

First Response

1.8 sec

Resources Loaded

2.9 sec

Page Rendered

143 ms

vhcma.org screenshot

About Website

Click here to check amazing VHCMA content. Otherwise, check out these important facts you probably never knew about vhcma.org

The Vietnam Helicopter Crew Members Association is an International Organization for crew members of all types of helicopters flown in Vietnam. If you were a Crew Chief, Gunner, Pilot, Aero Medic, Fli...

Visit vhcma.org

Key Findings

We analyzed Vhcma.org page load time and found that the first response time was 1.8 sec and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

vhcma.org performance score

91

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.117

85/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

vhcma.org

1820 ms

main.css

15 ms

top1.jpg

97 ms

huey_flipfast.gif

30 ms

go.js

194 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 39% of them (9 requests) were addressed to the original Vhcma.org, 39% (9 requests) were made to Apps.bravenet.com and 4% (1 request) were made to Paypalobjects.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Vhcma.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 46.9 kB (15%)

Content Size

311.0 kB

After Optimization

264.2 kB

In fact, the total size of Vhcma.org main page is 311.0 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. 15% of websites need less resources to load. Images take 284.5 kB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 6.7 kB

  • Original 10.5 kB
  • After minification 9.8 kB
  • After compression 3.8 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 6.7 kB or 64% of the original size.

Image Optimization

-13%

Potential reduce by 36.2 kB

  • Original 284.5 kB
  • After minification 248.3 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, VHCMA needs image optimization as it can save up to 36.2 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-4%

Potential reduce by 452 B

  • Original 11.5 kB
  • After minification 11.5 kB
  • After compression 11.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-79%

Potential reduce by 3.5 kB

  • Original 4.5 kB
  • After minification 3.4 kB
  • After compression 953 B

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. Vhcma.org needs all CSS files to be minified and compressed as it can save up to 3.5 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (50%)

Requests Now

22

After Optimization

11

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VHCMA. 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 as a result speed up the page load time.

Accessibility Review

vhcma.org accessibility score

88

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

vhcma.org best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

vhcma.org SEO score

75

Search Engine Optimization Advices

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 Vhcma.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 Vhcma.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 VHCMA. 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: