Tools & Wizards About Us
valkor.pl screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

valkor.pl

Kotły CO i kominki | Sklep internetowy z ogrzewaniem Valkor

Page Load Speed

3.6 sec in total

First Response

828 ms

Resources Loaded

2.6 sec

Page Rendered

123 ms

valkor.pl screenshot

About Website

Welcome to valkor.pl homepage info - get ready to check Valkor best content right away, or after learning these important things about valkor.pl

Sklep internetowy z ogrzewaniem "Valkor" oferuje nowoczesne piece gazowe i kominkowe oraz kotły CO i kominki. Najlepszy sklep z ogrzewaniem w sieci. Zapraszamy!

Visit valkor.pl

Key Findings

We analyzed Valkor.pl page load time and found that the first response time was 828 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

valkor.pl performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

4/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value1,030 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.185

66/100

15%

TTI (Time to Interactive)

Value8.8 s

36/100

10%

Network Requests Diagram

www.valkor.pl

828 ms

MTk6MzI0OjUuMjQuMjQ.css

210 ms

main.9db66de91ad725e2b0f8.min.js

544 ms

pl_PL.js

429 ms

front-api-1.4.0.min.js

475 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 85% of them (22 requests) were addressed to the original Valkor.pl, 8% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Dcsaascdn.net. The less responsive or slowest element that took the longest time to load (828 ms) belongs to the original domain Valkor.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 358.0 kB (33%)

Content Size

1.1 MB

After Optimization

717.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Valkor.pl main page is 1.1 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. 20% of websites need less resources to load. Images take 409.8 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 72.4 kB

  • Original 84.9 kB
  • After minification 48.4 kB
  • After compression 12.5 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 36.5 kB, which is 43% 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 72.4 kB or 85% of the original size.

Image Optimization

-5%

Potential reduce by 21.3 kB

  • Original 409.8 kB
  • After minification 388.5 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. Valkor images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 223 B

  • Original 257.4 kB
  • After minification 257.4 kB
  • After compression 257.2 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

-82%

Potential reduce by 264.0 kB

  • Original 323.2 kB
  • After minification 321.8 kB
  • After compression 59.2 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. Valkor.pl needs all CSS files to be minified and compressed as it can save up to 264.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (19%)

Requests Now

21

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Valkor. 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

www.valkor.pl

www.valkor.pl

828 ms

MTk6MzI0OjUuMjQuMjQ.css

MTk6MzI0OjUuMjQuMjQ.css

210 ms

main.9db66de91ad725e2b0f8.min.js

main.9db66de91ad725e2b0f8.min.js

544 ms

pl_PL.js

pl_PL.js

429 ms

front-api-1.4.0.min.js

front-api-1.4.0.min.js

475 ms

analytics.js

analytics.js

78 ms

1px.gif

1px.gif

107 ms

logo.png

logo.png

214 ms

65_1.jpg

65_1.jpg

335 ms

4364e1d80323537d21ad337b7436bdc5.jpg

4364e1d80323537d21ad337b7436bdc5.jpg

210 ms

db8730d0470c898029eb4ad299289af0.jpg

db8730d0470c898029eb4ad299289af0.jpg

319 ms

a6b108df979a1db6b1bee5e37266c025.jpg

a6b108df979a1db6b1bee5e37266c025.jpg

323 ms

3997cf916756dfbdf0d7a4a98a4926c1.jpg

3997cf916756dfbdf0d7a4a98a4926c1.jpg

625 ms

heat-pump-min.png

heat-pump-min.png

630 ms

logo%20Double%20V%20na%20faktur%C4%99.jpg

logo%20Double%20V%20na%20faktur%C4%99.jpg

429 ms

user.png

user.png

412 ms

login.png

login.png

426 ms

logo_background.png

logo_background.png

429 ms

cart-white.png

cart-white.png

517 ms

home-white.png

home-white.png

518 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

589 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

484 ms

collect

collect

12 ms

js

js

62 ms

fontawesome-webfont.ttf

fontawesome-webfont.ttf

111 ms

fontawesome-webfont.svg

fontawesome-webfont.svg

106 ms

Accessibility Review

valkor.pl accessibility score

83

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

valkor.pl best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

valkor.pl 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

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Valkor.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Valkor.pl 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

valkor.pl

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