Tools & Wizards About Us
chungchiso.com screenshot

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

chungchiso.com

Chứng thực số - Chứng chỉ Số - Chứng thư số VeriSign SSL - Giải pháp bảo mật cho thương mại điện tử, giao dịch trực tuyến, ngân hàng điện tử, chính ph...

Page Load Speed

7.6 sec in total

First Response

572 ms

Resources Loaded

6.8 sec

Page Rendered

192 ms

chungchiso.com screenshot

About Website

Welcome to chungchiso.com homepage info - get ready to check Chungchiso best content for Vietnam right away, or after learning these important things about chungchiso.com

Chuyên cung cấp chứng chỉ số SSL Verisign, Thawte, GeoTrust, Digicert, Comodo, RapidSSL. Chất lượng dịch vụ và uy tín là ưu tiên hàng đầu của chúng tôi.

Visit chungchiso.com

Key Findings

We analyzed Chungchiso.com page load time and found that the first response time was 572 ms and then it took 7 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

chungchiso.com performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

chungchiso.com

572 ms

chungchiso.com

1112 ms

screen.css

266 ms

product.css

529 ms

jquery-1.12.4.min.js

996 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 79% of them (44 requests) were addressed to the original Chungchiso.com, 21% (12 requests) were made to Embed.tawk.to. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Chungchiso.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 93.1 kB (20%)

Content Size

457.4 kB

After Optimization

364.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chungchiso.com main page is 457.4 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. 30% of websites need less resources to load. Javascripts take 245.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 31.0 kB

  • Original 38.9 kB
  • After minification 35.6 kB
  • After compression 7.9 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 31.0 kB or 80% of the original size.

Image Optimization

-14%

Potential reduce by 24.2 kB

  • Original 167.2 kB
  • After minification 142.9 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, Chungchiso needs image optimization as it can save up to 24.2 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-15%

Potential reduce by 36.0 kB

  • Original 245.6 kB
  • After minification 245.5 kB
  • After compression 209.6 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 36.0 kB or 15% of the original size.

CSS Optimization

-33%

Potential reduce by 1.9 kB

  • Original 5.8 kB
  • After minification 5.8 kB
  • After compression 3.9 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. Chungchiso.com needs all CSS files to be minified and compressed as it can save up to 1.9 kB or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (50%)

Requests Now

54

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chungchiso. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

chungchiso.com

chungchiso.com

572 ms

chungchiso.com

chungchiso.com

1112 ms

screen.css

screen.css

266 ms

product.css

product.css

529 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

996 ms

mootools.js

mootools.js

1008 ms

menu.js

menu.js

767 ms

popup.js

popup.js

768 ms

default

default

99 ms

csspopup.png

csspopup.png

792 ms

chungchisobanner.jpg

chungchisobanner.jpg

775 ms

bgd_lineNav.gif

bgd_lineNav.gif

263 ms

btnSearch.gif

btnSearch.gif

271 ms

Banner_468x60.gif

Banner_468x60.gif

259 ms

bgd_nav.gif

bgd_nav.gif

257 ms

bgd_lineNav1.gif

bgd_lineNav1.gif

507 ms

ico_arrow.gif

ico_arrow.gif

511 ms

ico_arrow_3.gif

ico_arrow_3.gif

520 ms

bgd_lev.gif

bgd_lev.gif

538 ms

bgd_title.gif

bgd_title.gif

755 ms

bgd_lineLev.gif

bgd_lineLev.gif

762 ms

ico_arrow_1.gif

ico_arrow_1.gif

778 ms

trust-website.gif

trust-website.gif

1062 ms

geotrustmalware180.gif

geotrustmalware180.gif

3721 ms

trust-seal.gif

trust-seal.gif

1012 ms

ymonline.gif

ymonline.gif

1032 ms

skypeonline.png

skypeonline.png

1033 ms

ssl_vendors.png

ssl_vendors.png

1054 ms

1074735102_vietnam-bank-ssl-chart-july-2012.png

1074735102_vietnam-bank-ssl-chart-july-2012.png

1264 ms

banner.gif

banner.gif

1288 ms

dev041747.gif

dev041747.gif

1293 ms

dev041577.gif

dev041577.gif

1316 ms

dev041578.gif

dev041578.gif

1324 ms

dev041744.gif

dev041744.gif

1517 ms

dev041743.gif

dev041743.gif

1547 ms

dev041746.gif

dev041746.gif

1549 ms

dev041745.gif

dev041745.gif

1579 ms

symantec.jpg

symantec.jpg

1587 ms

symantec_sse_plus.gif

symantec_sse_plus.gif

1769 ms

bgd_info1.gif

bgd_info1.gif

1803 ms

ico_arrow_2.gif

ico_arrow_2.gif

1806 ms

rapidssl.gif

rapidssl.gif

1844 ms

thawte-gold-logo.gif

thawte-gold-logo.gif

1849 ms

geotrust-gold-logo.jpg

geotrust-gold-logo.jpg

2021 ms

1218164636_derasoft.gif

1218164636_derasoft.gif

2061 ms

twk-arr-find-polyfill.js

twk-arr-find-polyfill.js

174 ms

twk-object-values-polyfill.js

twk-object-values-polyfill.js

172 ms

twk-entries-polyfill.js

twk-entries-polyfill.js

179 ms

twk-iterator-polyfill.js

twk-iterator-polyfill.js

172 ms

twk-promise-polyfill.js

twk-promise-polyfill.js

62 ms

twk-main.js

twk-main.js

80 ms

twk-vendor.js

twk-vendor.js

158 ms

twk-chunk-vendors.js

twk-chunk-vendors.js

216 ms

twk-chunk-common.js

twk-chunk-common.js

299 ms

twk-runtime.js

twk-runtime.js

180 ms

twk-app.js

twk-app.js

235 ms

Accessibility Review

chungchiso.com accessibility score

60

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

chungchiso.com best practices score

58

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

chungchiso.com SEO score

69

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

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

chungchiso.com

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