Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

Page Load Speed

8 sec in total

First Response

1.3 sec

Resources Loaded

6.4 sec

Page Rendered

254 ms

ssc.vn screenshot

About Website

Click here to check amazing Ssc content for Vietnam. Otherwise, check out these important facts you probably never knew about ssc.vn

Visit ssc.vn

Key Findings

We analyzed Ssc.vn page load time and found that the first response time was 1.3 sec and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

ssc.vn performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value40.4 s

0/100

10%

TBT (Total Blocking Time)

Value38,350 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.07

96/100

15%

TTI (Time to Interactive)

Value71.6 s

0/100

10%

Network Requests Diagram

ssc.vn

1325 ms

css.php

842 ms

custom-node-icons

662 ms

css.php

589 ms

jquery-1.11.0.min.js

1290 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 56% of them (40 requests) were addressed to the original Ssc.vn, 8% (6 requests) were made to Apis.google.com and 6% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (3.6 sec) belongs to the original domain Ssc.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 437.8 kB (49%)

Content Size

901.4 kB

After Optimization

463.6 kB

In fact, the total size of Ssc.vn main page is 901.4 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. 50% of websites need less resources to load. Images take 388.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 73.3 kB

  • Original 91.9 kB
  • After minification 80.0 kB
  • After compression 18.6 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 11.9 kB, which is 13% 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 73.3 kB or 80% of the original size.

Image Optimization

-12%

Potential reduce by 46.3 kB

  • Original 388.1 kB
  • After minification 341.8 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, Ssc needs image optimization as it can save up to 46.3 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 185.8 kB

  • Original 273.9 kB
  • After minification 271.5 kB
  • After compression 88.1 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 185.8 kB or 68% of the original size.

CSS Optimization

-90%

Potential reduce by 132.4 kB

  • Original 147.5 kB
  • After minification 146.4 kB
  • After compression 15.1 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. Ssc.vn needs all CSS files to be minified and compressed as it can save up to 132.4 kB or 90% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (27%)

Requests Now

64

After Optimization

47

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ssc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ssc.vn accessibility score

66

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA IDs 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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

ssc.vn best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

ssc.vn SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ssc.vn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Vietnamese language. Our system also found out that Ssc.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

Open Graph data is detected on the main page of Ssc. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: