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Report Summary

About Website

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

Rozbiórki - nasza firma zajmuje się rozbiórkami budynków na terenie całego kraju. Wyburzenia - zajmujemy się wyburzeniami nie tylko w Łodzi, działamy w całej Polsce.

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name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value3.3 s

90/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

zrwlodz.pl

355 ms

www.zrwlodz.pl

988 ms

styl.css

241 ms

maps

25 ms

skrypt1.js

240 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 85% of them (17 requests) were addressed to the original Zrwlodz.pl, 10% (2 requests) were made to Google-analytics.com and 5% (1 request) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (988 ms) belongs to the original domain Zrwlodz.pl.

Content Size

301.0 kB

After Optimization

290.3 kB

In fact, the total size of Zrwlodz.pl main page is 301.0 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. 20% of websites need less resources to load. Images take 271.0 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 6.2 kB

Original 9.3 kB
After minification 8.9 kB
After compression 3.0 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 6.2 kB or 67% of the original size.

Image Optimization

-1%

Potential reduce by 3.7 kB

Original 271.0 kB
After minification 267.3 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. Zrwlodz images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 709 B

Original 19.8 kB
After minification 19.2 kB
After compression 19.1 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

-11%

Potential reduce by 107 B

Original 964 B
After minification 964 B
After compression 857 B

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. Zrwlodz.pl needs all CSS files to be minified and compressed as it can save up to 107 B or 11% of the original size.

Requests Now

After Optimization

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zrwlodz. 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.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Document uses plugins

Language and Encoding

Language Detected

PL
Language Claimed

PL
Encoding

ISO-8859-2

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zrwlodz.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 Zrwlodz.pl main page’s claimed encoding is iso-8859-2. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

zrwlodz.pl

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

Wyburzenia Łódź | Rozbiórki Łódź | Rozbiórki | Wyburzenia

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)