2.7 sec in total
476 ms
1.6 sec
616 ms
Visit leteckaposta.cz now to see the best up-to-date Letecka Posta content for Czech Republic and also check out these interesting facts you probably never knew about leteckaposta.cz
Visit leteckaposta.czWe analyzed Leteckaposta.cz page load time and found that the first response time was 476 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
leteckaposta.cz performance score
name
value
score
weighting
Value1.3 s
98/100
10%
Value2.5 s
90/100
25%
Value2.4 s
98/100
10%
Value470 ms
61/100
30%
Value0
100/100
15%
Value3.9 s
89/100
10%
476 ms
204 ms
301 ms
10 ms
327 ms
Our browser made a total of 15 requests to load all elements on the main page. We found that 60% of them (9 requests) were addressed to the original Leteckaposta.cz, 20% (3 requests) were made to S7.addthis.com and 13% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (638 ms) belongs to the original domain Leteckaposta.cz.
Page size can be reduced by 299.2 kB (57%)
526.6 kB
227.3 kB
In fact, the total size of Leteckaposta.cz main page is 526.6 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. 25% of websites need less resources to load. Javascripts take 420.5 kB which makes up the majority of the site volume.
Potential reduce by 34.1 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 34.1 kB or 67% of the original size.
Potential reduce by 1.7 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. Letecka Posta images are well optimized though.
Potential reduce by 260.7 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 260.7 kB or 62% of the original size.
Potential reduce by 2.6 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. Leteckaposta.cz needs all CSS files to be minified and compressed as it can save up to 2.6 kB or 71% of the original size.
Number of requests can be reduced by 4 (29%)
14
10
The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Letecka Posta. 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.
leteckaposta.cz
476 ms
share-gadget.css
204 ms
sharegadget.js
301 ms
addthis_widget.js
10 ms
bg4.png
327 ms
logo3-cs.png
328 ms
lang-bg.png
326 ms
napis-cs.png
638 ms
thermometer-on.gif
327 ms
thermometer.gif
327 ms
ga.js
10 ms
menu.c20a7f164de4760a4fae.js
97 ms
__utm.gif
252 ms
sh.808a95620474b05b281a4965.html
248 ms
300lo.json
22 ms
leteckaposta.cz accessibility score
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
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
Form elements do not have associated labels
leteckaposta.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
leteckaposta.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
N/A
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Leteckaposta.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Leteckaposta.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.
leteckaposta.cz
Open Graph description is not detected on the main page of Letecka Posta. 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: