11.1 sec in total
361 ms
9.8 sec
1 sec
Welcome to defro.pl homepage info - get ready to check Defro best content for Poland right away, or after learning these important things about defro.pl
Wysokiej jakości urządzenia grzewcze: pompy ciepła, kotły na pellet, ekogroszek, gaz, rekuperatory. Nowoczesne i wydajne, dopasowane do Twojego domu.
Visit defro.plWe analyzed Defro.pl page load time and found that the first response time was 361 ms and then it took 10.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
defro.pl performance score
name
value
score
weighting
Value3.5 s
34/100
10%
Value3.8 s
56/100
25%
Value15.8 s
0/100
10%
Value110 ms
97/100
30%
Value0.007
100/100
15%
Value5.1 s
75/100
10%
361 ms
1707 ms
350 ms
352 ms
360 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that all of those requests were addressed to Defro.pl and no external sources were called. The less responsive or slowest element that took the longest time to load (6.3 sec) belongs to the original domain Defro.pl.
Page size can be reduced by 84.6 kB (48%)
177.4 kB
92.9 kB
In fact, the total size of Defro.pl main page is 177.4 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. 25% of websites need less resources to load. HTML takes 101.9 kB which makes up the majority of the site volume.
Potential reduce by 75.8 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 75.8 kB or 74% of the original size.
Potential reduce by 5.0 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.
Potential reduce by 3.9 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. Defro.pl needs all CSS files to be minified and compressed as it can save up to 3.9 kB or 23% of the original size.
Number of requests can be reduced by 26 (59%)
44
18
The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Defro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
defro.pl
361 ms
www.defro.pl
1707 ms
cookies-and-content-security-policy.min.css
350 ms
style.css
352 ms
theme.css
360 ms
style-home.css
363 ms
language-cookie.js
429 ms
jquery.min.js
609 ms
js.cookie.min.js
109 ms
cookies-and-content-security-policy.min.js
190 ms
cookies-and-content-security-policy-error-message.js
189 ms
jquery.lazy.min.js
195 ms
slick.min.js
196 ms
aos.js
224 ms
cookies.js
229 ms
scripts-home.js
234 ms
search.svg
122 ms
Defro-logo-1.svg
124 ms
sale2.svg
142 ms
service2.svg
193 ms
facebook2.svg
201 ms
calculate2.svg
207 ms
pump2.svg
278 ms
close-icon-1.svg
242 ms
arrow-down1.svg
289 ms
pompy-banner.webp
3676 ms
garden_collage_banner.webp
6311 ms
24-03-25-Banner-Firewood-Duo_2.webp
998 ms
banner-3.webp
3020 ms
banner_defro3.webp
492 ms
arrow-right-2.svg
466 ms
hash2-1.svg
627 ms
eco-bckg.webp
978 ms
eco-hand.webp
969 ms
go-up-4.svg
1112 ms
middle-con.webp
1346 ms
checkbox-empty.svg
1114 ms
quality-supervision.svg
1248 ms
components.svg
1228 ms
warranty.svg
1344 ms
service.svg
1384 ms
2-2.webp
1474 ms
defroAIR.webp
1886 ms
phone-call.svg
1525 ms
email1.svg
1551 ms
switch-horizontal-svgrepo-com.svg
1618 ms
defro.pl accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
defro.pl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
defro.pl SEO score
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
Document uses legible font sizes
PL
PL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Defro.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 Defro.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.
defro.pl
Open Graph data is detected on the main page of Defro. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: