4.1 sec in total
325 ms
3.1 sec
675 ms
Welcome to abtera.cz homepage info - get ready to check Abtera best content right away, or after learning these important things about abtera.cz
ABTERA s.r.o. - jednička na českém trhu v oblasti profesionálních webových řešení.
Visit abtera.czWe analyzed Abtera.cz page load time and found that the first response time was 325 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
abtera.cz performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value5.0 s
26/100
25%
Value6.1 s
44/100
10%
Value40 ms
100/100
30%
Value0
100/100
15%
Value4.7 s
80/100
10%
325 ms
649 ms
14 ms
310 ms
308 ms
Our browser made a total of 40 requests to load all elements on the main page. We found that 95% of them (38 requests) were addressed to the original Abtera.cz, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Abtera.cz.
Page size can be reduced by 431.0 kB (44%)
973.0 kB
542.0 kB
In fact, the total size of Abtera.cz main page is 973.0 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. 20% of websites need less resources to load. Javascripts take 443.2 kB which makes up the majority of the site volume.
Potential reduce by 11.9 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 11.9 kB or 69% of the original size.
Potential reduce by 26.3 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. Abtera images are well optimized though.
Potential reduce by 320.7 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 320.7 kB or 72% of the original size.
Potential reduce by 72.1 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. Abtera.cz needs all CSS files to be minified and compressed as it can save up to 72.1 kB or 86% of the original size.
Number of requests can be reduced by 22 (58%)
38
16
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Abtera. 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 from 4 to 1 for CSS and as a result speed up the page load time.
abtera.cz
325 ms
www.abtera.cz
649 ms
ga.js
14 ms
jquery-ui.css
310 ms
prettyPhoto.css
308 ms
basic.css
206 ms
design.css
208 ms
jquery.libs.js
941 ms
function.js
300 ms
efect.js
604 ms
basic.js
409 ms
__utm.gif
15 ms
bg.png
103 ms
logo.png
202 ms
h_menu_bg.png
203 ms
home_active.png
205 ms
menu_delimiter.png
204 ms
photo_changer.png
614 ms
prev.png
295 ms
button_bg.png
402 ms
69.jpg
598 ms
72.jpg
601 ms
82.jpg
602 ms
71.jpg
694 ms
next.png
604 ms
lista.png
797 ms
kolecko.png
800 ms
prechod_full.png
901 ms
sluzby_bg.png
804 ms
li.png
820 ms
gray_bg.png
896 ms
produkt_bg.png
999 ms
blue_bg.png
999 ms
green_bg.png
1001 ms
yellow_bg.png
1020 ms
kalendar.png
1099 ms
comment_foot.png
1105 ms
logo_white.png
1197 ms
foot_bg.png
1139 ms
kolecko_active.png
1141 ms
abtera.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
Links do not have a discernible name
abtera.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
abtera.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Abtera.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 Abtera.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.
abtera.cz
Open Graph description is not detected on the main page of Abtera. 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: