6.5 sec in total
1.6 sec
4.1 sec
809 ms
Click here to check amazing Helkon content for Czech Republic. Otherwise, check out these important facts you probably never knew about helkon.cz
Helkon - prodejce elektro, satelitů, antén, náhradních dílů a příslušenství, montáže satelitů, montáže antén
Visit helkon.czWe analyzed Helkon.cz page load time and found that the first response time was 1.6 sec and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
helkon.cz performance score
name
value
score
weighting
Value7.2 s
1/100
10%
Value11.0 s
0/100
25%
Value9.2 s
13/100
10%
Value780 ms
38/100
30%
Value0.125
83/100
15%
Value13.1 s
12/100
10%
1589 ms
638 ms
319 ms
522 ms
450 ms
Our browser made a total of 79 requests to load all elements on the main page. We found that 86% of them (68 requests) were addressed to the original Helkon.cz, 10% (8 requests) were made to App.livechatoo.com and 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Helkon.cz.
Page size can be reduced by 185.3 kB (20%)
928.8 kB
743.4 kB
In fact, the total size of Helkon.cz main page is 928.8 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 750.0 kB which makes up the majority of the site volume.
Potential reduce by 102.5 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 102.5 kB or 83% of the original size.
Potential reduce by 49.8 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. Helkon images are well optimized though.
Potential reduce by 323 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 32.6 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. Helkon.cz needs all CSS files to be minified and compressed as it can save up to 32.6 kB or 87% of the original size.
Number of requests can be reduced by 23 (29%)
78
55
The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Helkon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
helkon.cz
1589 ms
hlavni-zima.css
638 ms
web.min.js
319 ms
heureka-overeno-zakazniky.jpg
522 ms
logo%20SKYLINK.gif
450 ms
markiza-international.gif
589 ms
prima-comedy-central.gif
457 ms
prodejna.jpg
2513 ms
body_bg.jpg
110 ms
logo_top.jpg
146 ms
logo.jpg
654 ms
kurz_czech_hover.jpg
216 ms
kurz_euro.jpg
215 ms
kurz_britain.jpg
215 ms
kurz_usa.jpg
217 ms
kurz_russian.jpg
252 ms
kurz_polland.jpg
320 ms
top_bg.jpg
323 ms
menu_h.jpg
322 ms
menu_vysouvaci_spodek.gif
325 ms
menu_h_cara.jpg
361 ms
kosik_info_bg.jpg
531 ms
content_bg.gif
437 ms
menu_tlacitko.jpg
429 ms
fulltext_bg.jpg
540 ms
btn_hledej.gif
467 ms
adresa_bg.jpg
650 ms
loginbox_bg.jpg
542 ms
btn_login.gif
576 ms
oddeleni_left.jpg
649 ms
box_odrazka.gif
649 ms
irobot_logo.jpg
650 ms
right_bg.jpg
684 ms
title_pruh.jpg
764 ms
title_okno_bg.jpg
757 ms
Banner%20stavebnice.jpg
1225 ms
ikona01.jpg
781 ms
ikona02.jpg
780 ms
ikona03.jpg
791 ms
ikona04.jpg
869 ms
ikona05.jpg
874 ms
odrazka_clanek.gif
889 ms
vyr_tab_bg.jpg
978 ms
preload_img.js
867 ms
opticum-crystal-dvb-t-t2-hd-wifi_0.jpg
884 ms
vyr_novinka.jpg
844 ms
sencor-srd-230-bgn-usb-mp3-radioprijimac_0.jpg
801 ms
bravo-b-4507-dynamic-podlahovy-vysavac_0.jpg
806 ms
baterie-raver-lithiova-fr6-aa-tuzkova_0.jpg
992 ms
vyr_akce.jpg
881 ms
baterie-raver-lithiova-fr03-aaa-mikrotuzkova_0.jpg
870 ms
cs
124 ms
switel-bcf986_0.jpg
808 ms
domo-do-475k-mini-kavovar_0.jpg
815 ms
tomtom-go-510-gps_0.jpg
888 ms
vyr_vyprodej.jpg
905 ms
sencor-scr-2100-fhd-autokamera_0.jpg
958 ms
global.css
106 ms
client-embed.min.js
211 ms
client-embed-cs.min.js
209 ms
domo-do-449-bl-smoothie-mixer-a-shaker-v-jednom_0.jpg
896 ms
sencor-shf-910bl-zvlhcovac-vzduchu_0.jpg
901 ms
remoska-r22ts-grand-hot-chilli_0.jpg
875 ms
sencor-stt-210u-gramofon_0.jpg
816 ms
sencor-src-190-or-radiobudik_0.jpg
817 ms
sencor-swk-1580bk-varna-konvice_0.jpg
887 ms
switel-bce25_0.jpg
861 ms
ga.js
8 ms
bg_client_logo.png
105 ms
ilu_arw.png
106 ms
ico_status.png
109 ms
__utm.gif
12 ms
footer.jpg
794 ms
__utm.gif
12 ms
ikona01_hover.jpg
537 ms
ikona02_hover.jpg
537 ms
ikona03_hover.jpg
552 ms
ikona04_hover.jpg
618 ms
ikona05_hover.jpg
635 ms
helkon.cz accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
button, link, and menuitem elements do not have accessible names.
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
helkon.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
helkon.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
Tap targets are not sized appropriately
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Helkon.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 Helkon.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.
helkon.cz
Open Graph description is not detected on the main page of Helkon. 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: