4.2 sec in total
938 ms
3.1 sec
129 ms
Visit zisco.pl now to see the best up-to-date ZISCO content and also check out these interesting facts you probably never knew about zisco.pl
Firma ZISCO powstała w czerwcu 1995 roku, a początkowym zakresem działalności był tylko handel artykułami. Rozszerzono działalność o instalacje wod-kan.
Visit zisco.plWe analyzed Zisco.pl page load time and found that the first response time was 938 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
zisco.pl performance score
name
value
score
weighting
Value3.8 s
27/100
10%
Value7.3 s
5/100
25%
Value10.1 s
9/100
10%
Value90 ms
99/100
30%
Value0.626
9/100
15%
Value6.1 s
63/100
10%
938 ms
612 ms
298 ms
778 ms
337 ms
Our browser made a total of 90 requests to load all elements on the main page. We found that 77% of them (69 requests) were addressed to the original Zisco.pl, 11% (10 requests) were made to Fbstatic-a.akamaihd.net and 9% (8 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (997 ms) belongs to the original domain Zisco.pl.
Page size can be reduced by 15.7 kB (34%)
46.3 kB
30.6 kB
In fact, the total size of Zisco.pl main page is 46.3 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. 45% of websites need less resources to load. HTML takes 21.8 kB which makes up the majority of the site volume.
Potential reduce by 15.4 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. 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 15.4 kB or 71% of the original size.
Potential reduce by 244 B
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. ZISCO images are well optimized though.
Potential reduce by 50 B
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.
Number of requests can be reduced by 49 (56%)
88
39
The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ZISCO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 29 to 1 for CSS and as a result speed up the page load time.
zisco.pl
938 ms
widgetkit-270fb668.css
612 ms
style1.css
298 ms
mootools-core.js
778 ms
core.js
337 ms
caption.js
340 ms
jquery.js
698 ms
widgetkit-2ea75330.js
636 ms
base.css
467 ms
layout.css
475 ms
menus.css
693 ms
modules.css
600 ms
tools.css
716 ms
system.css
720 ms
extensions.css
759 ms
custom.css
822 ms
animation.css
820 ms
arial.css
828 ms
arial.css
829 ms
style.css
870 ms
responsive.css
885 ms
print.css
918 ms
warp.js
939 ms
responsive.js
958 ms
accordionmenu.js
946 ms
dropdownmenu.js
991 ms
template.js
997 ms
j.php
893 ms
lightbox.js
364 ms
mediaelement-and-player.js
482 ms
spotlight.js
261 ms
base.css
301 ms
layout.css
300 ms
menus.css
332 ms
modules.css
375 ms
tools.css
413 ms
system.css
410 ms
system.css
444 ms
system-all.css
475 ms
custom.css
488 ms
responsive.css
455 ms
print.css
425 ms
firma_01.jpg
390 ms
ariston.png
151 ms
Bez-nazwy-1.png
126 ms
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157 ms
flowair.png
136 ms
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261 ms
termet_logo_670_blue.png
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viessmann_logo.png
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cao.jpg
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festyn_01-92cd052feb.jpg
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festyn_02-af61710fa1.jpg
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306 ms
festyn_04-73c327feb1.jpg
388 ms
nav.png
389 ms
zisco_34.gif
423 ms
zisco_35.gif
421 ms
zisco_36.gif
479 ms
16czarny2.png
507 ms
fb1.png
509 ms
WGB-logo.png
533 ms
analytics.js
22 ms
slideset.js
530 ms
close.png
572 ms
blank.gif
559 ms
collect
14 ms
likebox.php
184 ms
kyEKgjk51ZE.css
42 ms
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43 ms
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52 ms
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73 ms
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49 ms
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51 ms
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471 ms
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5 ms
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5 ms
festyn_05-b71c5bba90.jpg
142 ms
shop_01-1ee74a2ccc.jpg
145 ms
shop_02-e50edc69e7.jpg
240 ms
shop_03-3ecf884175.jpg
133 ms
I6-MnjEovm5.js
10 ms
pQrUxxo5oQp.js
9 ms
zisco.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.
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
zisco.pl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
zisco.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
Tap targets are not sized appropriately
PL
PL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zisco.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 Zisco.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.
zisco.pl
Open Graph description is not detected on the main page of ZISCO. 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: