5.5 sec in total
334 ms
5 sec
241 ms
Click here to check amazing LEVEL Na content. Otherwise, check out these important facts you probably never knew about levelna.cz
Positrex))) je mezinárodní monitorovací systém pro sledování a zabezpečení pohyblivých i nepohyblivých objektů. Systém byl vyvinut společností LEVEL Systems, českým výrobcem monitorovacích zařízení. S...
Visit levelna.czWe analyzed Levelna.cz page load time and found that the first response time was 334 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
levelna.cz performance score
name
value
score
weighting
Value2.7 s
60/100
10%
Value3.2 s
71/100
25%
Value3.8 s
83/100
10%
Value0 ms
100/100
30%
Value0.001
100/100
15%
Value2.7 s
97/100
10%
334 ms
1510 ms
212 ms
327 ms
219 ms
Our browser made a total of 71 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Levelna.cz, 73% (52 requests) were made to Levelna.com and 11% (8 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Levelna.com.
Page size can be reduced by 1.3 MB (52%)
2.4 MB
1.2 MB
In fact, the total size of Levelna.cz main page is 2.4 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. 55% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 36.2 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 36.2 kB or 80% of the original size.
Potential reduce by 101.7 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. LEVEL Na images are well optimized though.
Potential reduce by 1.1 MB
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 1.1 MB or 81% of the original size.
Potential reduce by 65.6 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. Levelna.cz needs all CSS files to be minified and compressed as it can save up to 65.6 kB or 82% of the original size.
Number of requests can be reduced by 39 (58%)
67
28
The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LEVEL Na. 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 7 to 1 for CSS and as a result speed up the page load time.
levelna.cz
334 ms
www.levelna.com
1510 ms
nivo-slider.css
212 ms
main.css
327 ms
main_p.css
219 ms
main_eshop.css
342 ms
colorbox.css
239 ms
jquery-1.4.2.min.js
458 ms
jquery-ui-1.9.0.custom.min.js
424 ms
jquery.colorbox-min.js
324 ms
jquery.hoverIntent.minified.js
346 ms
js_slider.js
429 ms
jquery.autocomplete.js
430 ms
cufon-yui.js
445 ms
Myriad_Pro_Light_300.font.js
895 ms
Myriad_Pro_400.font.js
978 ms
cufon-init.js
535 ms
jquery.nivo.slider.pack.js
535 ms
fce.js
549 ms
cookieconsent.min.js
5 ms
conversion_async.js
30 ms
ga.js
29 ms
bg.png
215 ms
header.gif
109 ms
logo.gif
107 ms
main_eshop.css
111 ms
lang_cz.gif
108 ms
lang_en.gif
110 ms
search_submit.gif
210 ms
dropdown.png
211 ms
top_menu_hover.png
211 ms
bm_level_banner_gc092---.png
851 ms
bm_level_bannery_hp_1_0_cs_gc007---.png
445 ms
bm_level_bannery_hp_1_0_cs_gc076---.png
850 ms
bm_level_bannery_hp_1_0_cs_gc075---.png
855 ms
bm_level_banner_gc071_cz---.png
851 ms
bm_level_bannery_hp_1_0_cs_ptx700---.png
550 ms
banr.php
676 ms
banr.php
676 ms
image1--80-80.jpg
781 ms
arrow_black.png
783 ms
bm_level_2_6_sluzby_03--80-80.png
889 ms
bm_level_2_6_sluzby_12--80-80.png
891 ms
monitoring_vlaky--80-80.jpg
954 ms
bm_level_2_7_1_09--80-80.png
958 ms
bm_level_2_6_sluzby_05--80-80.png
956 ms
arrow_blue.png
960 ms
banr.php
1164 ms
submit_55.gif
997 ms
fcb.png
1058 ms
ggl.png
1059 ms
linked.png
1066 ms
logo_small.gif
1064 ms
plusone.js
121 ms
L.js
355 ms
__utm.gif
15 ms
www.levelna.com
2078 ms
arrowhover.png
1081 ms
slider-dot.png
1082 ms
collect
86 ms
cb=gapi.loaded_0
12 ms
cb=gapi.loaded_1
33 ms
fastbutton
194 ms
postmessageRelay
37 ms
3193398744-postmessagerelay.js
23 ms
rpc:shindig_random.js
35 ms
cb=gapi.loaded_0
4 ms
cb=gapi.loaded_0
10 ms
cb=gapi.loaded_1
10 ms
grlryt2bdKIyfMSOhzd1eA.woff
34 ms
dark-bottom.css
3 ms
levelna.cz accessibility score
Best practices
These items highlight common accessibility best practices.
Impact
Issue
The document uses <meta http-equiv="refresh">
levelna.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
levelna.cz SEO score
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 Levelna.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 Levelna.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.
levelna.cz
Open Graph description is not detected on the main page of LEVEL Na. 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: