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jcsvl.com screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

jcsvl.com

JCS Venture Lab

Page Load Speed

4.4 sec in total

First Response

1.4 sec

Resources Loaded

3 sec

Page Rendered

56 ms

jcsvl.com screenshot

About Website

Click here to check amazing JCS Vl content. Otherwise, check out these important facts you probably never knew about jcsvl.com

JCS Venture Lab is a deep tech venture builder. We are part of JCS Group. We are Venture Co-Creation partner with A*STAR, Singapore and appointed by Enterprise Singapore as a accredited accelerator in...

Visit jcsvl.com

Key Findings

We analyzed Jcsvl.com page load time and found that the first response time was 1.4 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

jcsvl.com performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value1,720 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value11.2 s

20/100

10%

Network Requests Diagram

www.jcsvl.com

1367 ms

minified.js

32 ms

focus-within-polyfill.js

28 ms

polyfill.min.js

65 ms

thunderbolt-commons.e7839053.bundle.min.js

49 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Jcsvl.com, 52% (30 requests) were made to Static.wixstatic.com and 21% (12 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Jcsvl.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 687.0 kB (52%)

Content Size

1.3 MB

After Optimization

644.5 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Jcsvl.com main page is 1.3 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. HTML takes 746.6 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 605.6 kB

  • Original 746.6 kB
  • After minification 745.0 kB
  • After compression 141.0 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 605.6 kB or 81% of the original size.

Image Optimization

-24%

Potential reduce by 77.1 kB

  • Original 324.5 kB
  • After minification 247.3 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, JCS Vl needs image optimization as it can save up to 77.1 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 4.2 kB

  • Original 260.4 kB
  • After minification 260.3 kB
  • After compression 256.1 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.

Requests Breakdown

Number of requests can be reduced by 10 (22%)

Requests Now

45

After Optimization

35

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JCS Vl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.jcsvl.com

www.jcsvl.com

1367 ms

minified.js

minified.js

32 ms

focus-within-polyfill.js

focus-within-polyfill.js

28 ms

polyfill.min.js

polyfill.min.js

65 ms

thunderbolt-commons.e7839053.bundle.min.js

thunderbolt-commons.e7839053.bundle.min.js

49 ms

main.760485a2.bundle.min.js

main.760485a2.bundle.min.js

50 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

16 ms

lodash.min.js

lodash.min.js

49 ms

react.production.min.js

react.production.min.js

47 ms

react-dom.production.min.js

react-dom.production.min.js

48 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

50 ms

bd08c4_c253ed0c5a41455da0bcacb27470d8ef~mv2_d_2507_1673_s_2.jpg

bd08c4_c253ed0c5a41455da0bcacb27470d8ef~mv2_d_2507_1673_s_2.jpg

376 ms

bundle.min.js

bundle.min.js

71 ms

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275 ms

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247 ms

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303 ms

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264 ms

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238 ms

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bd08c4_81aed826b04f4070b37c5a14143b9062~mv2_d_1200_1200_s_2.png

558 ms

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581 ms

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493 ms

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505 ms

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568 ms

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521 ms

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831 ms

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722 ms

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762 ms

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766 ms

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846 ms

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1040 ms

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bd08c4_a4e6e9979a0d4853ac5c213296a0add9~mv2_d_1518_1422_s_2.png

982 ms

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1044 ms

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768 ms

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893 ms

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834 ms

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953 ms

bd08c4_32911fc0da464ab98cb9552bd3a63210~mv2.webp

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1118 ms

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1097 ms

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1138 ms

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1274 ms

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1286 ms

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1276 ms

91 ms

91 ms

90 ms

89 ms

86 ms

86 ms

126 ms

124 ms

124 ms

124 ms

120 ms

120 ms

deprecation-en.v5.html

deprecation-en.v5.html

5 ms

bolt-performance

bolt-performance

20 ms

deprecation-style.v5.css

deprecation-style.v5.css

8 ms

right-arrow.svg

right-arrow.svg

8 ms

Accessibility Review

jcsvl.com accessibility score

81

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

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

Links do not have a discernible name

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.

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

jcsvl.com 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

jcsvl.com SEO score

92

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

Links do not have descriptive text

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 Jcsvl.com 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 Jcsvl.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

jcsvl.com

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