9.2 sec in total
2.9 sec
6 sec
279 ms
Visit slevarna.cz now to see the best up-to-date Slevarna content and also check out these interesting facts you probably never knew about slevarna.cz
(Česky) Naše společnost je středně velkou komerční slévárnou a modelárnou s ročním objemem výroby ca. 3500 tun odlitků.
Visit slevarna.czWe analyzed Slevarna.cz page load time and found that the first response time was 2.9 sec and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
slevarna.cz performance score
name
value
score
weighting
Value5.0 s
9/100
10%
Value5.3 s
22/100
25%
Value9.7 s
11/100
10%
Value880 ms
32/100
30%
Value0.005
100/100
15%
Value12.2 s
15/100
10%
2936 ms
14 ms
540 ms
227 ms
234 ms
Our browser made a total of 52 requests to load all elements on the main page. We found that 87% of them (45 requests) were addressed to the original Slevarna.cz, 6% (3 requests) were made to Googletagmanager.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Slevarna.cz.
Page size can be reduced by 387.4 kB (33%)
1.2 MB
790.6 kB
In fact, the total size of Slevarna.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 606.8 kB which makes up the majority of the site volume.
Potential reduce by 36.4 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 36.4 kB or 76% of the original size.
Potential reduce by 171 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. Slevarna images are well optimized though.
Potential reduce by 264.9 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 264.9 kB or 44% of the original size.
Potential reduce by 85.9 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. Slevarna.cz needs all CSS files to be minified and compressed as it can save up to 85.9 kB or 82% of the original size.
Number of requests can be reduced by 26 (52%)
50
24
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Slevarna. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
wp-signup.php
2936 ms
js
14 ms
style.min.css
540 ms
styles.css
227 ms
cookieblocker.min.css
234 ms
style.css
335 ms
nivo-slider.css
231 ms
responsive.css
381 ms
style_base.css
484 ms
js
56 ms
analytics.js
44 ms
wp-emoji-release.min.js
244 ms
jquery.min.js
656 ms
jquery-migrate.min.js
344 ms
jquery.nivo.slider.js
459 ms
custom.js
356 ms
collect
15 ms
wp-polyfill.min.js
838 ms
index.js
421 ms
api.js
39 ms
index.js
431 ms
complianz.min.js
564 ms
wp-embed.min.js
507 ms
js
14 ms
illust31-e1505285263663.jpg
245 ms
Logo-Platn%C3%A9.jpg
1166 ms
icon-watch.png
139 ms
icon-phone.png
139 ms
icon-email.png
138 ms
mobile_nav_right.png
138 ms
cz.png
260 ms
gb.png
259 ms
de.png
258 ms
ru.png
258 ms
model-150x120.png
565 ms
odlitek-132x150.png
698 ms
obrabeni-150x112.png
575 ms
footericon1.jpg
317 ms
footericon2.jpg
353 ms
footericon3.jpg
371 ms
cert.home_.ems_.gif
470 ms
cert.home_.jakost.gif
471 ms
cert.home_.management.gif
577 ms
4668-150x150.jpg
578 ms
FK130477-150x100.jpg
775 ms
wp-polyfill-fetch.min.js
144 ms
wp-polyfill-dom-rect.min.js
133 ms
wp-polyfill-url.min.js
355 ms
wp-polyfill-formdata.min.js
190 ms
wp-polyfill-element-closest.min.js
227 ms
wp-polyfill-object-fit.min.js
263 ms
recaptcha__en.js
37 ms
slevarna.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.
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
Links do not have a discernible name
slevarna.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
slevarna.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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
EN
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Slevarna.cz can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Czech language. Our system also found out that Slevarna.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.
slevarna.cz
Open Graph data is detected on the main page of Slevarna. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: