4.8 sec in total
747 ms
3.6 sec
456 ms
Click here to check amazing DERKOWSKI Comweb content for Poland. Otherwise, check out these important facts you probably never knew about derkowski.comweb.pl
Firma budowlana woj. pomorskie tel. 502674603 Budowa domów jednorodzinnych, budowa domów wg projektu klienta. Usługi budowlane, usługi remontowo budowlane,
Visit derkowski.comweb.plWe analyzed Derkowski.comweb.pl page load time and found that the first response time was 747 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
derkowski.comweb.pl performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value13.7 s
0/100
25%
Value9.7 s
10/100
10%
Value10 ms
100/100
30%
Value0
100/100
15%
Value10.7 s
22/100
10%
747 ms
119 ms
234 ms
240 ms
238 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that all of those requests were addressed to Derkowski.comweb.pl and no external sources were called. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Derkowski.comweb.pl.
Page size can be reduced by 520.0 kB (23%)
2.3 MB
1.8 MB
In fact, the total size of Derkowski.comweb.pl main page is 2.3 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. 25% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 26.1 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 6.1 kB, which is 19% 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 26.1 kB or 82% of the original size.
Potential reduce by 120.0 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. DERKOWSKI Comweb images are well optimized though.
Potential reduce by 284.6 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 284.6 kB or 72% of the original size.
Potential reduce by 89.3 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. Derkowski.comweb.pl needs all CSS files to be minified and compressed as it can save up to 89.3 kB or 85% of the original size.
Number of requests can be reduced by 43 (60%)
72
29
The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DERKOWSKI Comweb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
www.derkowski.comweb.pl
747 ms
normalize.css
119 ms
style.css
234 ms
prettyPhoto.css
240 ms
grid.css
238 ms
nggallery.css
242 ms
shutter-reloaded.css
242 ms
styles.css
243 ms
pagenavi-css.css
354 ms
jquery-1.6.4.min.js
592 ms
modernizr.js
358 ms
superfish.js
357 ms
jquery.easing.1.3.js
350 ms
jquery.prettyPhoto.js
479 ms
jquery.faded.js
465 ms
jquery.tools.min.js
463 ms
jquery.loader.js
471 ms
cufon-yui.js
619 ms
Aller_400.font.js
690 ms
MgOpen_Moderna_400.font.js
698 ms
cufon-replace.js
584 ms
swfobject.js
621 ms
jquery.cycle.all.js
815 ms
jquery.twitter.js
702 ms
jquery.flickrush.js
704 ms
audio.js
719 ms
custom.js
801 ms
shutter-reloaded.js
812 ms
jquery.cycle.all.min.js
822 ms
ngg.slideshow.min.js
824 ms
comment-reply.js
838 ms
whcookies.js
910 ms
jquery.form.js
948 ms
scripts.js
948 ms
body.jpg
812 ms
main.jpg
871 ms
logo-derkowski2.png
240 ms
search-input.png
118 ms
search-submit.png
122 ms
menu.png
123 ms
menu-divider.png
233 ms
menu-act.png
239 ms
menu-line.png
239 ms
slider-shadow.png
348 ms
budowadomow.jpg
758 ms
uslugi_budowlane.jpg
653 ms
uslugibudowlane.jpg
617 ms
praceziemne.jpg
922 ms
budowadomow-76x76.jpg
734 ms
arrow.gif
768 ms
uslugi_budowlane-76x76.jpg
851 ms
uslugibudowlane-76x76.jpg
874 ms
praceziemne-76x76.jpg
883 ms
content.jpg
934 ms
content-tail.jpg
980 ms
primary-content-line.gif
979 ms
line-hor.png
991 ms
link.png
997 ms
magazyn-handlopex-219x178.jpg
1040 ms
title-bg.png
1054 ms
magazyn-kosakowo-219x178.jpg
1097 ms
elewacja-bat-219x178.jpg
1100 ms
od-czego-zaczac1-219x178.jpg
1108 ms
tail.png
1112 ms
z-czego-budowac1-219x178.jpg
1157 ms
materialy-budowlane-219x178.jpg
1177 ms
systemy-ocieplen-219x178.jpg
1215 ms
footer.jpg
1225 ms
footer-line.gif
1179 ms
feed.png
1179 ms
myspace.png
1162 ms
linkedin.png
1183 ms
facebook.png
1209 ms
derkowski.comweb.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
Form elements do not have associated labels
Links do not have a discernible name
derkowski.comweb.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
derkowski.comweb.pl SEO score
PL
PL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Derkowski.comweb.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 Derkowski.comweb.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.
derkowski.comweb.pl
Open Graph description is not detected on the main page of DERKOWSKI Comweb. 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: