4.1 sec in total
865 ms
2.9 sec
302 ms
Welcome to lrsc.cz homepage info - get ready to check Lrsc best content right away, or after learning these important things about lrsc.cz
Visit lrsc.czWe analyzed Lrsc.cz page load time and found that the first response time was 865 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster. This domain responded with an error, which can significantly jeopardize Lrsc.cz rating and web reputation
lrsc.cz performance score
name
value
score
weighting
Value6.1 s
3/100
10%
Value6.8 s
7/100
25%
Value8.1 s
21/100
10%
Value60 ms
100/100
30%
Value0
100/100
15%
Value6.8 s
55/100
10%
865 ms
125 ms
246 ms
252 ms
248 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 97% of them (56 requests) were addressed to the original Lrsc.cz, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Lrsc.cz.
Page size can be reduced by 232.2 kB (38%)
610.6 kB
378.4 kB
In fact, the total size of Lrsc.cz main page is 610.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 317.4 kB which makes up the majority of the site volume.
Potential reduce by 19.4 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 19.4 kB or 76% of the original size.
Potential reduce by 14.2 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. Lrsc images are well optimized though.
Potential reduce by 132.5 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 132.5 kB or 71% of the original size.
Potential reduce by 66.0 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. Lrsc.cz needs all CSS files to be minified and compressed as it can save up to 66.0 kB or 81% of the original size.
Number of requests can be reduced by 43 (77%)
56
13
The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lrsc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.
lrsc.cz
865 ms
node.css
125 ms
poll.css
246 ms
defaults.css
252 ms
system.css
248 ms
system-menus.css
253 ms
user.css
254 ms
content-module.css
253 ms
ctools.css
368 ms
date.css
363 ms
datepicker.css
371 ms
jquery.timeentry.css
373 ms
filefield.css
372 ms
lightbox.css
376 ms
thickbox.css
481 ms
thickbox_ie.css
489 ms
forum.css
494 ms
farbtastic.css
492 ms
calendar.css
493 ms
fieldgroup.css
498 ms
views.css
599 ms
jcalendar.css
612 ms
style.css
616 ms
jquery.js
737 ms
drupal.js
620 ms
cs_8a2744862f904f23ff47934662f3e722.js
666 ms
auto_image_handling.js
716 ms
lightbox.js
761 ms
thickbox.js
761 ms
googleanalytics.js
764 ms
jcalendar.js
835 ms
script.js
859 ms
analytics.js
98 ms
Page-BgSimpleGradient.jpg
140 ms
Sheet-s.png
140 ms
Sheet-h.png
139 ms
Sheet-v.png
137 ms
Sheet-c.png
134 ms
Header.png
135 ms
Header.jpg
354 ms
MenuItem.png
238 ms
spacer.gif
243 ms
subitem-bg.png
244 ms
Block-s.png
245 ms
Block-h.png
234 ms
Block-v.png
342 ms
BlockHeader.png
350 ms
BlockContentBullets.png
348 ms
cs.png
352 ms
en.png
351 ms
Button.png
452 ms
lrscdoporucuje-001.jpg
965 ms
lrscdoporucuje-002.jpg
1013 ms
lrscdoporucuje-003.jpg
943 ms
lrscdoporucuje-004.jpg
982 ms
LRR.jpg.jpg
1132 ms
MenuSeparator.png
574 ms
collect
15 ms
lrsc.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.
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
Links do not have a discernible name
lrsc.cz 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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
lrsc.cz 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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lrsc.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 Lrsc.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.
lrsc.cz
Open Graph description is not detected on the main page of Lrsc. 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: