Tools & Wizards About Us

Report Summary

  • 57

    Performance

    Renders faster than
    73% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

kastus.com

Kastus Anti-Soiling Surface Technology

Page Load Speed

1.2 sec in total

First Response

100 ms

Resources Loaded

1.1 sec

Page Rendered

53 ms

About Website

Click here to check amazing Kastus content. Otherwise, check out these important facts you probably never knew about kastus.com

Kastus is a smart photocatalytic surface technology. When embedded into PV (Solar) panel cover glass it is super-hydrophilic and creates free radicals to break down organic matter. Creating a self cle...

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Key Findings

We analyzed Kastus.com page load time and found that the first response time was 100 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

kastus.com performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value330 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.7 s

36/100

10%

Network Requests Diagram

www.kastus.com

100 ms

minified.js

32 ms

focus-within-polyfill.js

29 ms

polyfill.min.js

25 ms

thunderbolt-commons.5df16dfe.bundle.min.js

112 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Kastus.com, 45% (22 requests) were made to Static.parastorage.com and 24% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (616 ms) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 549.5 kB (59%)

Content Size

937.2 kB

After Optimization

387.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Kastus.com main page is 937.2 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. 45% of websites need less resources to load. HTML takes 627.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 495.7 kB

  • Original 627.5 kB
  • After minification 625.8 kB
  • After compression 131.9 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 495.7 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 15.1 kB
  • After minification 15.1 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. Kastus images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 53.8 kB

  • Original 294.5 kB
  • After minification 294.5 kB
  • After compression 240.7 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 53.8 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (38%)

Requests Now

26

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kastus. 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

Accessibility Review

kastus.com accessibility score

96

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

Links do not have a discernible name

Best Practices

kastus.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

kastus.com SEO score

100

Search Engine Optimization Advices

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kastus.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 Kastus.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

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