Access kataloginzyniera.pl. izbudujemy.pl

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value10.8 s

0/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value700 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

kataloginzyniera.pl

263 ms

kataloginzyniera.pl

923 ms

css

77 ms

bootstrap.min.css

251 ms

style.css

352 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 41% of them (48 requests) were addressed to the original Kataloginzyniera.pl, 34% (40 requests) were made to P.izbudujemy.pl and 4% (5 requests) were made to Inzynierbudownictwa.pl. The less responsive or slowest element that took the longest time to load (2.8 sec) relates to the external source P.izbudujemy.pl.

Content Size

3.9 MB

After Optimization

3.3 MB

In fact, the total size of Kataloginzyniera.pl main page is 3.9 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. 65% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 100.0 kB

Original 119.4 kB
After minification 102.8 kB
After compression 19.4 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 16.5 kB, which is 14% 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 100.0 kB or 84% of the original size.

Image Optimization

-14%

Potential reduce by 451.1 kB

Original 3.3 MB
After minification 2.9 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, Kataloginzyniera needs image optimization as it can save up to 451.1 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-13%

Potential reduce by 45.6 kB

Original 349.3 kB
After minification 349.3 kB
After compression 303.7 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 45.6 kB or 13% of the original size.

CSS Optimization

-7%

Potential reduce by 4.3 kB

Original 57.1 kB
After minification 57.1 kB
After compression 52.8 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. Kataloginzyniera.pl has all CSS files already compressed.

Requests Now

110

After Optimization

The browser has sent 110 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kataloginzyniera. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-hidden="true"] elements contain focusable descendents

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses 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 Kataloginzyniera.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 Kataloginzyniera.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

kataloginzyniera.pl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

izbudujemy.pl

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

kataloginzyniera.pl

kataloginzyniera.pl

css

bootstrap.min.css

style.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

kataloginzyniera.pl

kataloginzyniera.pl

css

bootstrap.min.css

style.css

infinite-slider.css

jquery.fancybox.css

all.css

jquery.min.js

slick.js

bootstrap.min.js

carousel.js

jquery.bxslider.js

jstree.min.js

flexcroll.js

jquery.appear.js

jquery-ui-1.10.3.custom.min.js

script.js

jquery.autocomplete.js

jquery.fancybox.pack.js

jquery.cookie.js

awselect.min.js

lightbox.js

dw_event.js

dw_cookies.js

dw_sizerdx.js

custom.css

awselect.css

lightbox.css

simplegallery.min.js

slick.min.js

slick-theme.min.css

jquery.doubleScroll.js

ion.rangeSlider.min.js

js.cookie.min.js

spcjs.php

js

api.js

js

conversion.js

spc.php

fl.js

1707821472_20_lat_wpiib_ib_10_a.jpg