3.6 sec in total
244 ms
3.1 sec
247 ms
Click here to check amazing OPOP content for Czech Republic. Otherwise, check out these important facts you probably never knew about opop.cz
Česká společnost OPOP je výrobce, inovátor a dodavatel kotlů na tuhá paliva do celého světa už od roku 1959.
Visit opop.czWe analyzed Opop.cz page load time and found that the first response time was 244 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
opop.cz performance score
name
value
score
weighting
Value2.6 s
63/100
10%
Value4.7 s
32/100
25%
Value3.7 s
86/100
10%
Value120 ms
97/100
30%
Value0.012
100/100
15%
Value5.4 s
72/100
10%
244 ms
588 ms
324 ms
226 ms
223 ms
Our browser made a total of 85 requests to load all elements on the main page. We found that 95% of them (81 requests) were addressed to the original Opop.cz, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (935 ms) belongs to the original domain Opop.cz.
Page size can be reduced by 743.4 kB (63%)
1.2 MB
438.8 kB
In fact, the total size of Opop.cz main page is 1.2 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. 45% of websites need less resources to load. Javascripts take 768.7 kB which makes up the majority of the site volume.
Potential reduce by 21.3 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 21.3 kB or 76% of the original size.
Potential reduce by 23.0 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. OPOP images are well optimized though.
Potential reduce by 603.6 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 603.6 kB or 79% of the original size.
Potential reduce by 95.6 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. Opop.cz needs all CSS files to be minified and compressed as it can save up to 95.6 kB or 85% of the original size.
Number of requests can be reduced by 56 (67%)
83
27
The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OPOP. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.
opop.cz
244 ms
www.opop.cz
588 ms
jquery-1.7.2.min.js
324 ms
lightbox.js
226 ms
lightbox.css
223 ms
highslide-with-gallery.js
341 ms
highslide.config.js
224 ms
highslide.css
239 ms
ajax.js
338 ms
funkce.js
339 ms
ufo.js
339 ms
style.css
349 ms
maps
40 ms
jquery-1.11.1.js
688 ms
jquery.easing.1.3.js
432 ms
jquery.cycle.all.min.js
435 ms
jquery.fancybox-1.3.1.pack.js
436 ms
jquery.fancybox-1.3.1.css
438 ms
jquery.scrollTo.js
450 ms
jquery.ui.all.css
536 ms
jquery.ui.core.js
540 ms
jquery.ui.widget.js
541 ms
jquery.ui.datepicker.js
650 ms
jquery.ui.datepicker-cs.js
555 ms
owl.carousel.css
641 ms
owl.theme.css
644 ms
prettify.css
646 ms
owl.carousel.js
662 ms
bootstrap-collapse.js
745 ms
bootstrap-transition.js
749 ms
bootstrap-tab.js
750 ms
prettify.js
755 ms
application.js
767 ms
css
22 ms
jquery.ui.base.css
107 ms
jquery.ui.theme.css
148 ms
jquery.ui.core.css
110 ms
jquery.ui.resizable.css
107 ms
jquery.ui.selectable.css
109 ms
jquery.ui.accordion.css
110 ms
jquery.ui.autocomplete.css
110 ms
jquery.ui.button.css
144 ms
jquery.ui.dialog.css
211 ms
jquery.ui.slider.css
214 ms
jquery.ui.tabs.css
213 ms
jquery.ui.datepicker.css
215 ms
jquery.ui.progressbar.css
215 ms
bcg_body.png
109 ms
bcg_logo.png
111 ms
dt.gif
108 ms
sk.gif
109 ms
ru.gif
111 ms
en.gif
111 ms
de.gif
216 ms
cz.gif
214 ms
bcg_vyhledavani2.png
217 ms
bcg_menu.png
217 ms
bcg_separator.png
214 ms
orig_ico_desatero_1445495857.png
214 ms
orig_priloha_4_1428383745.png
318 ms
biopel-levy-pohled-upr_1446802619.jpg
569 ms
h4eko_1428568120_1446718558.jpg
428 ms
bcg_puntik2.png
317 ms
bcg_puntik1.png
318 ms
web-titul-uprav_1447076626.jpg
468 ms
orig_ico1_1448109507.png
428 ms
orig_ico2_1448111161.png
427 ms
orig_ico3_1448111228.png
427 ms
orig_ico4_1448111295.png
528 ms
orig_ico5_1448111376.png
527 ms
bcg_paticka.png
529 ms
mailto.png
529 ms
facebook.png
570 ms
youtube.png
631 ms
bcg_sede.png
631 ms
bcg_close.png
632 ms
orig_opop_hp_1453810827.jpg
935 ms
analytics.js
50 ms
loading.gif
604 ms
close.png
609 ms
collect
24 ms
print.css
108 ms
custom.png
110 ms
zoomout.cur
109 ms
loader.white.gif
109 ms
opop.cz 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.
opop.cz 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
Page has valid source maps
opop.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opop.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Opop.cz 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.
opop.cz
Open Graph data is detected on the main page of OPOP. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: