7 sec in total
351 ms
6.3 sec
378 ms
Welcome to ceres.cz homepage info - get ready to check Ceres best content right away, or after learning these important things about ceres.cz
Školy v přírodě - nejširší nabídka školních pobytů - škola v přírodě, výlety a lyžařské výcviky s animátory i bez.
Visit ceres.czWe analyzed Ceres.cz page load time and found that the first response time was 351 ms and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
ceres.cz performance score
name
value
score
weighting
Value2.9 s
52/100
10%
Value6.2 s
11/100
25%
Value6.2 s
43/100
10%
Value360 ms
72/100
30%
Value0.035
100/100
15%
Value10.9 s
21/100
10%
351 ms
642 ms
2353 ms
2330 ms
75 ms
Our browser made a total of 103 requests to load all elements on the main page. We found that 95% of them (98 requests) were addressed to the original Ceres.cz, 2% (2 requests) were made to Apis.google.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Ceres.cz.
Page size can be reduced by 328.0 kB (32%)
1.0 MB
700.4 kB
In fact, the total size of Ceres.cz main page is 1.0 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. Images take 642.8 kB which makes up the majority of the site volume.
Potential reduce by 61.0 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 61.0 kB or 79% of the original size.
Potential reduce by 53.0 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. Ceres images are well optimized though.
Potential reduce by 89.5 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 89.5 kB or 55% of the original size.
Potential reduce by 124.6 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. Ceres.cz needs all CSS files to be minified and compressed as it can save up to 124.6 kB or 85% of the original size.
Number of requests can be reduced by 46 (46%)
101
55
The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ceres. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
ceres.cz
351 ms
www.ceres.cz
642 ms
default.css
2353 ms
file.php
2330 ms
jquery.min.js
75 ms
jquery.cookie.js
2937 ms
functions.js
3057 ms
jquery.panFullSize.js
343 ms
mouse_info.css
461 ms
magnific-popup.css
578 ms
mouse_info.js
696 ms
calendar.js
931 ms
plusone.js
102 ms
jquery.magnific-popup.min.js
1049 ms
bg.png
120 ms
flag_sk.png
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flag_cz_sel.png
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flag_pl.png
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flag_en.png
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flag_de.png
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flag_hu.png
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bg_kontakty_popup.png
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calendar2.png
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dovolenka_na_jachte_cz.png
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pravidelna_linka_cz.png
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vypravy_za_potapanim_cz.png
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pridajte-sa-facebook_CZ.png
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web-banner-svp-cz.jpg
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file.php
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zdielat-na-facebook.png
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zdielat-na-google.png
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banner_ostrovy_sk.jpg
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banner_plaze_sk.jpg
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cb=gapi.loaded_0
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bg_header.png
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ceres_logo_cz.png
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flag_sel_arrow.png
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down_icon.png
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rss_icon.png
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bg_search_button.png
807 ms
bg_kontakty.png
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bg_search_tab_outer.png
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bg_search_tab_sel.png
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ga.js
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iframe_najpredavanejsie.php
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bg_search_table.png
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bg_button_vyhladdat.png
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bg_button_vyhladat_na_mape.png
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bg_page_homepage.png
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bg_menu_arrow.png
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bg_menu_top_gray.png
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bg_menu_vseobecne_informacie.png
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bg_footer.jpg
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bg_footer_left.png
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bg_footer_right.png
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bg_footer_menu_sep.png
841 ms
bg_newsletter.png
871 ms
ceres_logo_footer_cz.png
943 ms
default.css
216 ms
2d4a7c84_1214_prev_baska75.jpg
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star_listing.png
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print.css
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ceres.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
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.
ceres.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
ceres.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
Tap targets are not sized appropriately
SK
EN
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ceres.cz can be misinterpreted by Google and other search engines. Our service has detected that Slovak is used on the page, and it does not match the claimed English language. Our system also found out that Ceres.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
ceres.cz
Open Graph description is not detected on the main page of Ceres. 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: