Tools & Wizards About Us

Report Summary

  • 85

    Performance

    Renders faster than
    88% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

kst.im

Приложение Каста • iOS, Android • Скачать бесплатное приложение Каста

Page Load Speed

3.8 sec in total

First Response

321 ms

Resources Loaded

3.2 sec

Page Rendered

346 ms

About Website

Visit kst.im now to see the best up-to-date Kst content and also check out these interesting facts you probably never knew about kst.im

("Приложение Каста ➤➤➤ Старт акций в мобильном приложении на 15 минут раньше! Ежедневные распродажи и скидки до -95% на эксклюзивные брендовые товары!")

Visit kst.im

Key Findings

We analyzed Kst.im page load time and found that the first response time was 321 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

kst.im performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

68/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value3.4 s

93/100

10%

Network Requests Diagram

321 ms

main.css

55 ms

user--accent.svg

42 ms

favs--accent.svg

45 ms

cart--accent.svg

44 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Kst.im, 1% (1 request) were made to Kasta.ua and 1% (1 request) were made to Api.kasta.ua. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Cdn.kasta.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 66.9 kB (7%)

Content Size

924.6 kB

After Optimization

857.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kst.im main page is 924.6 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. Images take 755.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 32.2 kB

  • Original 42.1 kB
  • After minification 42.1 kB
  • After compression 9.9 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 32.2 kB or 77% of the original size.

Image Optimization

-5%

Potential reduce by 34.1 kB

  • Original 755.0 kB
  • After minification 720.9 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. Kst images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 312 B

  • Original 59.8 kB
  • After minification 59.8 kB
  • After compression 59.5 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.

CSS Optimization

-0%

Potential reduce by 235 B

  • Original 67.7 kB
  • After minification 67.7 kB
  • After compression 67.5 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. Kst.im has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 34 (47%)

Requests Now

73

After Optimization

39

  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kst. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kst.im accessibility score

78

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

Document doesn't have a <title> element

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

kst.im 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

kst.im SEO score

58

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

Document doesn't have a <title> element

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kst.im can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Kst.im 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 description is not detected on the main page of Kst. 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: