6.2 sec in total
1 sec
4.7 sec
437 ms
Visit sigma-procentrum.pl now to see the best up-to-date SIGMA Pro Centrum content for Poland and also check out these interesting facts you probably never knew about sigma-procentrum.pl
Sigma ProCentrum umożliwia testowanie, wypożyczanie oraz zakup obiektywów fotograficznych Sigma do lustrzanek cyfrowych oraz analogowych. Znajdziesz tutaj fachowe doradztwo i wsparcie techniczne.
Visit sigma-procentrum.plWe analyzed Sigma-procentrum.pl page load time and found that the first response time was 1 sec and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster. This domain responded with an error, which can significantly jeopardize Sigma-procentrum.pl rating and web reputation
sigma-procentrum.pl performance score
name
value
score
weighting
Value3.5 s
33/100
10%
Value5.7 s
16/100
25%
Value5.0 s
62/100
10%
Value400 ms
68/100
30%
Value0.054
98/100
15%
Value9.2 s
32/100
10%
1025 ms
237 ms
238 ms
241 ms
238 ms
Our browser made a total of 126 requests to load all elements on the main page. We found that 70% of them (88 requests) were addressed to the original Sigma-procentrum.pl, 6% (7 requests) were made to Apis.google.com and 6% (7 requests) were made to Ssl.gstatic.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Sigma-procentrum.pl.
Page size can be reduced by 2.2 MB (59%)
3.7 MB
1.5 MB
In fact, the total size of Sigma-procentrum.pl main page is 3.7 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. 65% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 60.6 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 60.6 kB or 78% of the original size.
Potential reduce by 262.1 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, SIGMA Pro Centrum needs image optimization as it can save up to 262.1 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 809.2 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 809.2 kB or 75% of the original size.
Potential reduce by 1.1 MB
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. Sigma-procentrum.pl needs all CSS files to be minified and compressed as it can save up to 1.1 MB or 88% of the original size.
Number of requests can be reduced by 85 (73%)
116
31
The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SIGMA Pro Centrum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 49 to 1 for JavaScripts and from 30 to 1 for CSS and as a result speed up the page load time.
sigma-procentrum.pl
1025 ms
validationEngine.jquery.css
237 ms
styles.css
238 ms
flexslider.css
241 ms
shortcodes.css
238 ms
newshortcodes.css
241 ms
newshortcodescolors.css
342 ms
font-awesome.min.css
353 ms
settings.css
356 ms
default.min.css
361 ms
gray-theme.css
362 ms
bootstrap.vertical-tabs.min.css
360 ms
js_composer.css
578 ms
reset.css
472 ms
animate.min.css
473 ms
bootstrap.css
606 ms
layout.css
598 ms
owl.carousel.css
488 ms
settings.css
593 ms
prettyPhoto.css
596 ms
magnific-popup.css
613 ms
YTPlayer.css
694 ms
responsive.css
708 ms
palette.css
709 ms
custom.css
720 ms
js_composer.css
846 ms
custom.css
810 ms
jquery.js
946 ms
jquery-migrate.min.js
832 ms
jquery.themepunch.tools.min.js
964 ms
jquery.themepunch.revolution.min.js
866 ms
jquery.form.min.js
766 ms
scripts.js
800 ms
core.min.js
830 ms
widget.min.js
832 ms
js
25 ms
accordion.min.js
851 ms
jquery.flexslider.js
844 ms
jquery.easypiechart.min.js
846 ms
jquery.doScroll.js
849 ms
shortcodes.js
857 ms
newshortcode.js
855 ms
wpinventory.js
837 ms
bootstrap.js
847 ms
jquery.appear.js
842 ms
waypoints.min.js
843 ms
jquery.prettyPhoto.js
852 ms
modernizr-latest.js
857 ms
jquery.parallax-1.1.3.js
822 ms
jquery.easing.1.3.js
843 ms
jquery.superslides.js
828 ms
jquery.sticky.js
727 ms
owl.carousel.js
736 ms
css
56 ms
jquery.isotope.js
736 ms
jquery.mb.YTPlayer.js
809 ms
magnific.popup.js
826 ms
rainyday.min.js
826 ms
plugins.js
745 ms
js_composer_front.js
744 ms
jquery.validationEngine-pl.js
745 ms
jquery.validationEngine.js
825 ms
front-subscribers.js
835 ms
gmap3.js
751 ms
mapa.js
729 ms
Zd2E9abXLFGSr9G3YK2MsB43XjeME5heavxWqLE69Ro.ttf
79 ms
b9QBgL0iMZfDSpmcXcE8nIU_FpLvXrv7la5ElqLzFTw.ttf
80 ms
b9QBgL0iMZfDSpmcXcE8nG9QJ2ZrAngtF2xl-5ukicw.ttf
80 ms
analytics.js
32 ms
spc-logo.jpg
576 ms
1-wejdz.jpg
1190 ms
1-wypozycz.jpg
1190 ms
1-wybierz1.jpg
1429 ms
profesjonalne_doradztwo.jpg
685 ms
szeroka_oferta.jpg
685 ms
mozliwosc_wypozyczenia.jpg
694 ms
3screen1.jpg
396 ms
warsztaty_edukacyjne.jpg
781 ms
collect
32 ms
style-0.5-pro.css
738 ms
yrc-0.5-pro.js
894 ms
Uznanie-w-branzy.jpg
889 ms
dogodna_lokalizacja.jpg
886 ms
FB-f-Logo__white_72.png
878 ms
YouTube-logo-light.png
1072 ms
timer.png
993 ms
fb-sprite.png
970 ms
back-top.png
993 ms
platform.js
102 ms
search
236 ms
loader.gif
143 ms
large_left.png
985 ms
large_right.png
775 ms
revicons.woff
1059 ms
revicons.woff
136 ms
cb=gapi.loaded_0
26 ms
cb=gapi.loaded_1
45 ms
subscribe_embed
149 ms
postmessageRelay
140 ms
www-subscribe-embed-vflTum1sJ.css
75 ms
www-subscribe-embed.js
106 ms
mqdefault.jpg
177 ms
videos
164 ms
mqdefault.jpg
162 ms
mqdefault.jpg
108 ms
mqdefault.jpg
108 ms
mqdefault.jpg
107 ms
mqdefault.jpg
162 ms
3193398744-postmessagerelay.js
85 ms
rpc:shindig_random.js
58 ms
www-hitchhiker-vflvB63an.png
52 ms
cb=gapi.loaded_0
19 ms
cb=gapi.loaded_0
40 ms
cb=gapi.loaded_2
4 ms
border_3.gif
7 ms
subscribe_embed
46 ms
spacer.gif
13 ms
border_3.gif
6 ms
bubbleSprite_3.png
10 ms
bubbleDropR_3.png
8 ms
bubbleDropB_3.png
9 ms
www-subscribe-embed-card-vflqARhQ4.css
3 ms
www-subscribe-embed-card.js
5 ms
1-wybierz1-320x200.jpg
121 ms
1-wypozycz-320x200.jpg
120 ms
revicons.ttf
621 ms
sigma-procentrum.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
Image elements do not have [alt] attributes
sigma-procentrum.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
sigma-procentrum.pl SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Sigma-procentrum.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 Sigma-procentrum.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.
sigma-procentrum.pl
Open Graph data is detected on the main page of SIGMA Pro Centrum. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: