4 sec in total
504 ms
3.1 sec
418 ms
Click here to check amazing Zwik Lodz content for Poland. Otherwise, check out these important facts you probably never knew about zwik.lodz.pl
Oficjalna strona Zakładu Wodociągów i Kanalizacji sp. z o.o. w Łodzi
Visit zwik.lodz.plWe analyzed Zwik.lodz.pl page load time and found that the first response time was 504 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
zwik.lodz.pl performance score
name
value
score
weighting
Value4.2 s
20/100
10%
Value4.4 s
39/100
25%
Value11.7 s
4/100
10%
Value4,530 ms
0/100
30%
Value0.062
97/100
15%
Value22.8 s
1/100
10%
504 ms
483 ms
117 ms
230 ms
366 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 94% of them (60 requests) were addressed to the original Zwik.lodz.pl, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Zwik.lodz.pl.
Page size can be reduced by 448.7 kB (23%)
1.9 MB
1.5 MB
In fact, the total size of Zwik.lodz.pl main page is 1.9 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. 40% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 20.5 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. 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 20.5 kB or 73% of the original size.
Potential reduce by 267.6 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. Obviously, Zwik Lodz needs image optimization as it can save up to 267.6 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 141.8 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 141.8 kB or 70% of the original size.
Potential reduce by 18.9 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. Zwik.lodz.pl needs all CSS files to be minified and compressed as it can save up to 18.9 kB or 82% of the original size.
Number of requests can be reduced by 10 (16%)
61
51
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zwik Lodz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
zwik.lodz.pl
504 ms
www.zwik.lodz.pl
483 ms
style.css
117 ms
funkcje.js
230 ms
jquery.js
366 ms
jquery.cycle.all.js
243 ms
lytebox.js
242 ms
css
69 ms
lytebox.css
239 ms
infoCookie.js
241 ms
ga.js
29 ms
bg.jpg
574 ms
zwik-logo.png
121 ms
strona-glowna.png
124 ms
kontakt.png
122 ms
bip.png
125 ms
rachunek_bankowy_1_2.jpg
476 ms
baner_przylacza3.png
478 ms
baner_badanie_wody_3.png
1096 ms
uslugi_warsztatowe_1.png
842 ms
taryfy_i_cenniki_png_v3_2.png
242 ms
uslugi_3.jpg
484 ms
nasze-obiekty_2.jpg
595 ms
biuro-obslugi-klienta_2.jpg
598 ms
zdroje_wodne.jpg
605 ms
badanie_wody.jpg
686 ms
medium_prezentacja2.jpg
713 ms
medium_fullsizerender-1.jpg
717 ms
medium_kanal2.jpg
726 ms
medium_9_3.jpg
800 ms
medium_9a-005.jpg
832 ms
medium_dsc_8252_dxo.jpg
837 ms
medium_stoki.jpg
846 ms
jakosc_gora.jpg
915 ms
jakosc_3_1.jpg
949 ms
jakosc_2.jpg
955 ms
jakosc_dol.jpg
957 ms
telefon_green_gora.jpg
966 ms
telefon_linia_green_1.jpg
1028 ms
telefon_green_dol.jpg
1066 ms
wodomierz.png
1073 ms
lodzka_woda_banner_1.jpg
1315 ms
przylacza2.png
1206 ms
decoral.png
1372 ms
wfoss.jpg
1185 ms
dofinansowanie_wfos.jpg
1311 ms
podklad-kanal-www_-jpg_s.jpg
1195 ms
Q_pTky3Sc3ubRibGToTAYq3hIV4I8AHaykmtmiW7jbE.woff
73 ms
__utm.gif
22 ms
nfg.jpg
1194 ms
podklad-www_wfosigw_v3.jpg
1215 ms
pomoc_wod_kan.jpg
1215 ms
partnerzy_gora.jpg
1310 ms
partner_3.jpg
1196 ms
partnerzy_dol.jpg
966 ms
wysuwany_you_tube.png
980 ms
wysuwany_facebook.png
974 ms
topic_green_left.png
923 ms
topic_green_right.png
957 ms
telefon_green_srodek.jpg
960 ms
bg_button_green.png
956 ms
bg_newsletter_main.jpg
891 ms
bg_stopka.jpg
983 ms
bg_nawigacja_green.png
891 ms
zwik.lodz.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.
zwik.lodz.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
Page has valid source maps
zwik.lodz.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
Tap targets are not sized appropriately
PL
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zwik.lodz.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Zwik.lodz.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.
zwik.lodz.pl
Open Graph description is not detected on the main page of Zwik Lodz. 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: