Tools & Wizards About Us
kst.im screenshot

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

kst.im screenshot

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

321 ms

main.css

main.css

55 ms

user--accent.svg

user--accent.svg

42 ms

favs--accent.svg

favs--accent.svg

45 ms

cart--accent.svg

cart--accent.svg

44 ms

logo_full.svg

logo_full.svg

43 ms

9c5b74ff6cdf498d93f2ffd150eaadb3.png

9c5b74ff6cdf498d93f2ffd150eaadb3.png

46 ms

6683d0e14c6643e3836bb8efa3f174af.png

6683d0e14c6643e3836bb8efa3f174af.png

86 ms

fa8c6575b52643f49adf5da4ada20305.png

fa8c6575b52643f49adf5da4ada20305.png

87 ms

70dc5d3d8d9d45e39ca1b0258651ae26.png

70dc5d3d8d9d45e39ca1b0258651ae26.png

88 ms

fe31f0cbc9f24491b9fff79aa977d18e.png

fe31f0cbc9f24491b9fff79aa977d18e.png

87 ms

4c73cf6ee25043fa8d19e5fe1f8c4d59.png

4c73cf6ee25043fa8d19e5fe1f8c4d59.png

86 ms

0128278e99e148a482923447295daaec.png

0128278e99e148a482923447295daaec.png

89 ms

f2f589e98c3f4a8bb14811ff04194bf5.png

f2f589e98c3f4a8bb14811ff04194bf5.png

88 ms

bcfe3bce43c0483e80839acf9a52b65e.png

bcfe3bce43c0483e80839acf9a52b65e.png

88 ms

432 ms

sourcebuster.js

sourcebuster.js

86 ms

bundle.min.js

bundle.min.js

90 ms

720a3d11d879424b863001136e2d7448.png

720a3d11d879424b863001136e2d7448.png

86 ms

16f30dbb48de421a93d6e1ddce50d971.png

16f30dbb48de421a93d6e1ddce50d971.png

86 ms

star.svg

star.svg

87 ms

discovery_main_page.png

discovery_main_page.png

91 ms

b0c0dc9b3c5e4c1a89df2441d74d5867.png

b0c0dc9b3c5e4c1a89df2441d74d5867.png

87 ms

2470184ef6b2450d97f395294007fc27.png

2470184ef6b2450d97f395294007fc27.png

88 ms

5c09dad7a86e4ae3ab7476392e2542d3.png

5c09dad7a86e4ae3ab7476392e2542d3.png

88 ms

673a6978a06a47518e465ed9522e28b6.png

673a6978a06a47518e465ed9522e28b6.png

102 ms

ba0589f921d74fa58dfc8b1ac623980c.png

ba0589f921d74fa58dfc8b1ac623980c.png

92 ms

679e8a83b07441cb8b8e38c01a08f2bc.png

679e8a83b07441cb8b8e38c01a08f2bc.png

90 ms

9831a8b06edc4cfca24f32c384cb5d5c.png

9831a8b06edc4cfca24f32c384cb5d5c.png

90 ms

784d90d22f224968986231f47ea75b75.png

784d90d22f224968986231f47ea75b75.png

98 ms

7fb9ca10e0c344db8e685eb4cd3da12f.png

7fb9ca10e0c344db8e685eb4cd3da12f.png

92 ms

a5b24ad5bfb44919998fbb7742fe9361.png

a5b24ad5bfb44919998fbb7742fe9361.png

93 ms

5bf406d01e2f4fe7add77bc6714a80d3.png

5bf406d01e2f4fe7add77bc6714a80d3.png

97 ms

f100e00e3e4447bc862b304246829391.png

f100e00e3e4447bc862b304246829391.png

105 ms

76c11889ebf742dda1545d133a4576b2.png

76c11889ebf742dda1545d133a4576b2.png

100 ms

05b7e379387c42638effedafd7c6be77.png

05b7e379387c42638effedafd7c6be77.png

105 ms

c1ba2168cae647409d1d7c061be1adc9.png

c1ba2168cae647409d1d7c061be1adc9.png

106 ms

041f0f45affd4acca7ecd813233921ea.png

041f0f45affd4acca7ecd813233921ea.png

110 ms

4c63bc5c4be340e4a45e01474865a4f9.png

4c63bc5c4be340e4a45e01474865a4f9.png

80 ms

btn-app-ios-ru.svg

btn-app-ios-ru.svg

80 ms

btn-app-android.svg

btn-app-android.svg

88 ms

iPhone-app.png

iPhone-app.png

739 ms

nexus-app.png

nexus-app.png

839 ms

polyfills.min.js

polyfills.min.js

49 ms

mobile.svg

mobile.svg

464 ms

icon_clock.png

icon_clock.png

498 ms

profit2.png

profit2.png

502 ms

profit3.png

profit3.png

479 ms

profit4.png

profit4.png

890 ms

up1.svg

up1.svg

900 ms

ic_bf.svg

ic_bf.svg

508 ms

kasta-production.svg

kasta-production.svg

514 ms

ic_ukrposhta.svg

ic_ukrposhta.svg

520 ms

ic_np_w.svg

ic_np_w.svg

530 ms

ic_fb.png

ic_fb.png

532 ms

ic_ytb.png

ic_ytb.png

551 ms

ic_in.png

ic_in.png

549 ms

ic_visa.png

ic_visa.png

561 ms

ic_master.png

ic_master.png

562 ms

chevron-down-s--nickel.svg

chevron-down-s--nickel.svg

573 ms

check-fill.svg

check-fill.svg

575 ms

black.svg

black.svg

584 ms

menu_white.svg

menu_white.svg

584 ms

ic_search.svg

ic_search.svg

596 ms

search-white.svg

search-white.svg

595 ms

User.svg

User.svg

606 ms

Favs.svg

Favs.svg

603 ms

Cart.svg

Cart.svg

613 ms

top.png

top.png

2173 ms

ic_partners.svg

ic_partners.svg

623 ms

ic_prime_white.svg

ic_prime_white.svg

631 ms

ic_catalogue.svg

ic_catalogue.svg

648 ms

gtm.js

gtm.js

68 ms

bundle.min.js

bundle.min.js

19 ms

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

kst.im

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: