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jsc.net screenshot

Report Summary

  • 84

    Performance

    Renders faster than
    88% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

jsc.net

jsc.net

Page Load Speed

951 ms in total

First Response

217 ms

Resources Loaded

666 ms

Page Rendered

68 ms

jsc.net screenshot

About Website

Click here to check amazing Jsc content. Otherwise, check out these important facts you probably never knew about jsc.net

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Key Findings

We analyzed Jsc.net page load time and found that the first response time was 217 ms and then it took 734 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

jsc.net performance score

84

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value410 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.0 s

87/100

10%

Network Requests Diagram

jsc.net

217 ms

ww38.jsc.net

431 ms

arrows.png

12 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that 33% of them (1 request) were addressed to the original Jsc.net, 33% (1 request) were made to Ww38.jsc.net and 33% (1 request) were made to D38psrni17bvxu.cloudfront.net. The less responsive or slowest element that took the longest time to load (431 ms) relates to the external source Ww38.jsc.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.3 kB (38%)

Content Size

26.8 kB

After Optimization

16.5 kB

  • HTML
  • Images

In fact, the total size of Jsc.net main page is 26.8 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. HTML takes 15.4 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 10.1 kB

  • Original 15.4 kB
  • After minification 15.2 kB
  • After compression 5.3 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 10.1 kB or 65% of the original size.

Image Optimization

-2%

Potential reduce by 239 B

  • Original 11.4 kB
  • After minification 11.1 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. Jsc images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

1

After Optimization

1

  • Images

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jsc. According to our analytics all requests are already optimized.

Network Requests Diagram

jsc.net

jsc.net

217 ms

ww38.jsc.net

ww38.jsc.net

431 ms

arrows.png

arrows.png

12 ms

Accessibility Review

jsc.net accessibility score

86

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

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

Best Practices

jsc.net 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

SEO Factors

jsc.net SEO score

83

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

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

    N/A

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jsc.net can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Jsc.net 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

jsc.net

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