Tools & Wizards About Us
kolex.ru screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

kolex.ru

Интернет-магазин шин и дисков в в Самаре, розница и опт | KOLEX (КОЛЕКС)

Page Load Speed

14.5 sec in total

First Response

415 ms

Resources Loaded

13.8 sec

Page Rendered

244 ms

kolex.ru screenshot

About Website

Welcome to kolex.ru homepage info - get ready to check KOLEX best content for Russia right away, or after learning these important things about kolex.ru

Шины и диски в Самаре. Доставка по всей России. Отдел розничной продажи — телефон: 8 (800) 234-73-43; почта: info@kolex.ru | Отдел оптовой продажи — телефон: +7 (927) 603-22-25; почта: info@kolex.ru |...

Visit kolex.ru

Key Findings

We analyzed Kolex.ru page load time and found that the first response time was 415 ms and then it took 14 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

kolex.ru performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.4 s

0/100

25%

SI (Speed Index)

Value43.8 s

0/100

10%

TBT (Total Blocking Time)

Value970 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value62.1 s

0/100

10%

Network Requests Diagram

kolex.ru

415 ms

kolex.ru

836 ms

app.css

1077 ms

runtime.js

565 ms

vendors-node_modules_air-datepicker_dist_js_datepicker_js-node_modules_jquery_maskedinput_src-589859.js

11274 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 91% of them (59 requests) were addressed to the original Kolex.ru, 5% (3 requests) were made to Mc.yandex.com and 2% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (11.4 sec) belongs to the original domain Kolex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (20%)

Content Size

6.0 MB

After Optimization

4.8 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Kolex.ru main page is 6.0 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. 45% of websites need less resources to load. Images take 5.4 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 124.8 kB

  • Original 142.4 kB
  • After minification 105.4 kB
  • After compression 17.7 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. This page needs HTML code to be minified as it can gain 37.0 kB, which is 26% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 124.8 kB or 88% of the original size.

Image Optimization

-15%

Potential reduce by 790.7 kB

  • Original 5.4 MB
  • After minification 4.6 MB

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, KOLEX needs image optimization as it can save up to 790.7 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 295.2 kB

  • Original 460.7 kB
  • After minification 460.7 kB
  • After compression 165.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 295.2 kB or 64% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (25%)

Requests Now

57

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KOLEX. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kolex.ru

kolex.ru

415 ms

kolex.ru

kolex.ru

836 ms

app.css

app.css

1077 ms

runtime.js

runtime.js

565 ms

vendors-node_modules_air-datepicker_dist_js_datepicker_js-node_modules_jquery_maskedinput_src-589859.js

vendors-node_modules_air-datepicker_dist_js_datepicker_js-node_modules_jquery_maskedinput_src-589859.js

11274 ms

app.js

app.js

1269 ms

tag.js

tag.js

1023 ms

131617002104

131617002104

678 ms

person.1bcab3e9.png

person.1bcab3e9.png

552 ms

logo.svg

logo.svg

470 ms

map-pointer.b81f0aae.png

map-pointer.b81f0aae.png

143 ms

phone.a7bb2c4d.png

phone.a7bb2c4d.png

285 ms

cart.68b8938d.png

cart.68b8938d.png

429 ms

tire-filter-bg.png

tire-filter-bg.png

3937 ms

disk-filter-bg.png

disk-filter-bg.png

2999 ms

car-filter-bg.png

car-filter-bg.png

2958 ms

enroll-tire.ebbce7a7.jpg

enroll-tire.ebbce7a7.jpg

613 ms

enroll-sto.8ffbf976.jpg

enroll-sto.8ffbf976.jpg

695 ms

2024_07_09_2024-07-02-give-me-autograph-banners-800x600-0e82101d84b64e46ffc50f11acff709d95f085f4.jpg

2024_07_09_2024-07-02-give-me-autograph-banners-800x600-0e82101d84b64e46ffc50f11acff709d95f085f4.jpg

3343 ms

2024_03_06_crd-02-cashback-m-horizontal-09da421c9970ddeb884403973ea8a75e38e7f853.jpg

2024_03_06_crd-02-cashback-m-horizontal-09da421c9970ddeb884403973ea8a75e38e7f853.jpg

2008 ms

2024_03_06_1080-920-baner-gislaved-a3ed1ac651565caf160961eb36ce9052b91c7dbf.png

2024_03_06_1080-920-baner-gislaved-a3ed1ac651565caf160961eb36ce9052b91c7dbf.png

3178 ms

2024_02_06_2023-08-14-it-banners-690x400-tyremounting-cf5c7e6010a44ad559a7c2c06562515297d40471.jpg

2024_02_06_2023-08-14-it-banners-690x400-tyremounting-cf5c7e6010a44ad559a7c2c06562515297d40471.jpg

5880 ms

2024_02_02_2023-08-14-it-banners-690x400-guarantee-2378c7dc1c3286fe655084399213c02b5da5ab78.jpg

2024_02_02_2023-08-14-it-banners-690x400-guarantee-2378c7dc1c3286fe655084399213c02b5da5ab78.jpg

4277 ms

2024_02_03_a41de8e7e38e48056141afde9de79822-3504fac40367d4999b8c6b6b2498020ec5da63b5.png

2024_02_03_a41de8e7e38e48056141afde9de79822-3504fac40367d4999b8c6b6b2498020ec5da63b5.png

3345 ms

shina_ikon_tyres_(nokian_tyres)_hakkapeliitta_9xl.png

shina_ikon_tyres_(nokian_tyres)_hakkapeliitta_9xl.png

5620 ms

icon-season-winter.76ba4719.png

icon-season-winter.76ba4719.png

3487 ms

icon-spike.dc94aeb3.png

icon-spike.dc94aeb3.png

3629 ms

touchspin-arrow-top.46a34240.png

touchspin-arrow-top.46a34240.png

3772 ms

touchspin-arrow-down.b2bd0f8d.png

touchspin-arrow-down.b2bd0f8d.png

3915 ms

buy.png

buy.png

4058 ms

shina_ikon_tyres_(nokian_tyres)_nordman_7.png

shina_ikon_tyres_(nokian_tyres)_nordman_7.png

9401 ms

shina_ikon_tyres_(nokian_tyres)_hakkapeliitta_r3.png

shina_ikon_tyres_(nokian_tyres)_hakkapeliitta_r3.png

5240 ms

shina_ikon_tyres_(nokian_tyres)_hakkapeliitta_cr3.png

shina_ikon_tyres_(nokian_tyres)_hakkapeliitta_cr3.png

11391 ms

shina_ikon_tyres_(nokian_tyres)_hakkapeliitta_9.png

shina_ikon_tyres_(nokian_tyres)_hakkapeliitta_9.png

7121 ms

disk_replay_b5146_mgra.png

disk_replay_b5146_mgra.png

7219 ms

disk_ifree_%D0%B8%D0%BA%D0%B8%D0%B3%D0%B0%D0%B9_%D1%85%D0%B0%D0%B9_%D0%B2%D1%8D%D0%B9.png

disk_ifree_%D0%B8%D0%BA%D0%B8%D0%B3%D0%B0%D0%B9_%D1%85%D0%B0%D0%B9_%D0%B2%D1%8D%D0%B9.png

8238 ms

shina_matador_mp_30_sibir_ice_2.png

shina_matador_mp_30_sibir_ice_2.png

7563 ms

disk_mitech_mk150s_sp.png

disk_mitech_mk150s_sp.png

7654 ms

shina_gislaved_nord_frost_200.png

shina_gislaved_nord_frost_200.png

8335 ms

disk_replay_rn5_s.png

disk_replay_rn5_s.png

8374 ms

disk_mitech_aim250l_am_b.png

disk_mitech_aim250l_am_b.png

11292 ms

shina_continental_icecontact_2.png

shina_continental_icecontact_2.png

8806 ms

subset-PragmaticaC.a8b36325.woff

subset-PragmaticaC.a8b36325.woff

8407 ms

subset-PragmaticaC-Bold.86407780.woff

subset-PragmaticaC-Bold.86407780.woff

8524 ms

fontawesome-webfont.f691f37e.woff

fontawesome-webfont.f691f37e.woff

8670 ms

subset-AGLettericaCondensedC.f3c2971d.woff

subset-AGLettericaCondensedC.f3c2971d.woff

8638 ms

subset-AGLettericaCondensedC-Bold.721e1bb2.woff

subset-AGLettericaCondensedC-Bold.721e1bb2.woff

8629 ms

subset-AGLettericaDemiCondensedC.8573f958.woff

subset-AGLettericaDemiCondensedC.8573f958.woff

8660 ms

disk_tech_line_805_s.png

disk_tech_line_805_s.png

8925 ms

orig

orig

519 ms

disk_tech_line_526_s.png

disk_tech_line_526_s.png

9378 ms

advert.gif

advert.gif

749 ms

sync_cookie_image_decide

sync_cookie_image_decide

190 ms

disk_advanti_sh79_bkf.png

disk_advanti_sh79_bkf.png

8744 ms

1

1

145 ms

disk_tech_line_rst.058_bd.png

disk_tech_line_rst.058_bd.png

6757 ms

disk_%D1%81%D0%BA%D0%B0%D0%B4_kl296_%D0%B0%D0%BB%D0%BC%D0%B0%D0%B7.png

disk_%D1%81%D0%BA%D0%B0%D0%B4_kl296_%D0%B0%D0%BB%D0%BC%D0%B0%D0%B7.png

6905 ms

disk_legeartis_concept-ty544_bkf.png

disk_legeartis_concept-ty544_bkf.png

7160 ms

disk_replay_mr86_sf.png

disk_replay_mr86_sf.png

7304 ms

disk_k_k_%D1%81%D0%B5%D0%B2%D0%B5%D0%BD%D0%BD%D0%B0-%D0%BE%D1%80%D0%B8%D0%B3%D0%B8%D0%BD%D0%B0%D0%BB_(%D0%BA%D1%81726)_%D0%B0%D0%BB%D0%BC%D0%B0%D0%B7_%D1%87%D0%B5%D1%80%D0%BD%D1%8B%D0%B9.png

disk_k_k_%D1%81%D0%B5%D0%B2%D0%B5%D0%BD%D0%BD%D0%B0-%D0%BE%D1%80%D0%B8%D0%B3%D0%B8%D0%BD%D0%B0%D0%BB_(%D0%BA%D1%81726)_%D0%B0%D0%BB%D0%BC%D0%B0%D0%B7_%D1%87%D0%B5%D1%80%D0%BD%D1%8B%D0%B9.png

7510 ms

disk_tech_line_648_w.png

disk_tech_line_648_w.png

7145 ms

home-bg.6c5b77da.png

home-bg.6c5b77da.png

7148 ms

phone-white.e6a725f7.png

phone-white.e6a725f7.png

7018 ms

buble.a6c8e075.png

buble.a6c8e075.png

6980 ms

footer-logo.png

footer-logo.png

6988 ms

Accessibility Review

kolex.ru accessibility score

68

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-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

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

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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.

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

kolex.ru best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

kolex.ru SEO score

84

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    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 Kolex.ru 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 Kolex.ru 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

kolex.ru

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