3.9 sec in total
432 ms
3.1 sec
353 ms
Visit zelpage.cz now to see the best up-to-date Zel Page content for Czech Republic and also check out these interesting facts you probably never knew about zelpage.cz
Online magazín o aktuálním dění na železnici. Novinky, články, reportáže z cest a tipy na cesty, jízdní řády, řazení vlaků, simulátory železnice, diskuzní fórum, fotogalerie...
Visit zelpage.czWe analyzed Zelpage.cz page load time and found that the first response time was 432 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
zelpage.cz performance score
name
value
score
weighting
Value6.4 s
2/100
10%
Value7.6 s
3/100
25%
Value9.0 s
14/100
10%
Value210 ms
88/100
30%
Value0.006
100/100
15%
Value9.5 s
30/100
10%
432 ms
808 ms
317 ms
213 ms
216 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 88% of them (70 requests) were addressed to the original Zelpage.cz, 4% (3 requests) were made to Staticxx.facebook.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (963 ms) belongs to the original domain Zelpage.cz.
Page size can be reduced by 339.3 kB (47%)
718.0 kB
378.7 kB
In fact, the total size of Zelpage.cz main page is 718.0 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. Javascripts take 314.8 kB which makes up the majority of the site volume.
Potential reduce by 57.5 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 57.5 kB or 75% of the original size.
Potential reduce by 37.1 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. Obviously, Zel Page needs image optimization as it can save up to 37.1 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 220.7 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 220.7 kB or 70% of the original size.
Potential reduce by 23.9 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. Zelpage.cz needs all CSS files to be minified and compressed as it can save up to 23.9 kB or 82% of the original size.
Number of requests can be reduced by 33 (43%)
76
43
The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zel Page. 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 as a result speed up the page load time.
zelpage.cz
432 ms
www.zelpage.cz
808 ms
style.css
317 ms
style_for_dev.css
213 ms
flags.css
216 ms
script.js
214 ms
script2.js
223 ms
jquery.js
535 ms
jquery.ui.js
647 ms
jquery.easing.js
321 ms
jquery.cookie.js
332 ms
lightbox.js
332 ms
load.js
32 ms
ga.js
32 ms
zel_logo.jpg
340 ms
back.jpg
117 ms
soutez4_small.jpg
117 ms
arrow_right_blue.png
119 ms
mail.gif
117 ms
arriva-tunel_small.jpg
117 ms
01_titulni_small.jpg
224 ms
pozar-bohumin-11_small.jpg
222 ms
blesk.jpg
220 ms
dsc_0674_small.jpg
224 ms
den-haag-centraal-prorail-1024x683_small.jpg
219 ms
cdp-budova_small.jpg
327 ms
501_small.jpg
325 ms
601_small.jpg
330 ms
railjet_fifty-one_small.jpg
331 ms
401_small.jpg
334 ms
spacer1.gif
432 ms
open-blue.gif
431 ms
icon_twitter.png
436 ms
icon_facebook.png
434 ms
icon_foursquare.png
551 ms
icon_googleplus.png
448 ms
7491163.jpg
535 ms
obb573.jpg
538 ms
555058.jpg
540 ms
art433.jpg
542 ms
350123.jpg
559 ms
830252.jpg
640 ms
db774.jpg
643 ms
mod349.jpg
644 ms
750554.jpg
648 ms
750558.jpg
658 ms
dvdrailfilm07_small.jpg
781 ms
region_00.gif
743 ms
mapamala.png
746 ms
DFJP.jpg
941 ms
__utm.gif
13 ms
count.asp
233 ms
collect
66 ms
all.js
281 ms
sloupek1.png
648 ms
sloupek2.png
660 ms
latest_reply.gif
740 ms
back2.jpg
743 ms
flags.png
963 ms
back4.jpg
668 ms
region_12.gif
682 ms
region_13.gif
740 ms
region_14.gif
744 ms
region_15.gif
773 ms
region_16.gif
689 ms
region_17.gif
739 ms
region_18.gif
741 ms
region_19.gif
740 ms
region_20.gif
774 ms
region_21.gif
793 ms
58 ms
xd_arbiter.php
215 ms
xd_arbiter.php
424 ms
region_22.gif
740 ms
region_23.gif
743 ms
region_24.gif
742 ms
region_25.gif
750 ms
mapka.gif
768 ms
log_analysis_screen_info.gif
703 ms
xd_arbiter.php
143 ms
zelpage.cz accessibility score
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
No form fields have multiple labels
Form elements do not have associated labels
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
zelpage.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
zelpage.cz SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Document doesn't have a valid hreflang
CS
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zelpage.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed English language. Our system also found out that Zelpage.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.
zelpage.cz
Open Graph description is not detected on the main page of Zel Page. 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: