5.2 sec in total
448 ms
4.6 sec
219 ms
Welcome to czechairlines.ru homepage info - get ready to check Czech Airlines best content right away, or after learning these important things about czechairlines.ru
Авиакомпания Czech Airlines предлагает авиабилеты в десятки пунктов назначения не только в Европе.
Visit czechairlines.ruWe analyzed Czechairlines.ru page load time and found that the first response time was 448 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
czechairlines.ru performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value14.7 s
0/100
25%
Value9.1 s
14/100
10%
Value1,390 ms
16/100
30%
Value0.873
4/100
15%
Value16.1 s
6/100
10%
448 ms
664 ms
113 ms
113 ms
224 ms
Our browser made a total of 152 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Czechairlines.ru, 63% (96 requests) were made to Ru.csa.cz and 10% (15 requests) were made to Eu-sonar.sociomantic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Ru.csa.cz.
Page size can be reduced by 165.6 kB (13%)
1.3 MB
1.1 MB
In fact, the total size of Czechairlines.ru main page is 1.3 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. 50% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 41.1 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 41.1 kB or 79% of the original size.
Potential reduce by 5.7 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. Czech Airlines images are well optimized though.
Potential reduce by 118.8 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 118.8 kB or 64% of the original size.
Number of requests can be reduced by 109 (78%)
139
30
The browser has sent 139 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Czech Airlines. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
czechairlines.ru
448 ms
ru.csa.cz
664 ms
worldwide_russia.htm
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homepage.htm
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ru_homepage.htm
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js_html5shiv.js
220 ms
js_cookies.js
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js_jquery_1_7.js
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js_function_csa.js
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crisis.js
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web_cookies_information_top_1.css
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czechairlines.ru accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Image elements do not have [alt] attributes
Links do not have a discernible name
czechairlines.ru 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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
czechairlines.ru 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
Image elements do not have [alt] attributes
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
RU
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Czechairlines.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed English language. Our system also found out that Czechairlines.ru 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.
czechairlines.ru
Open Graph description is not detected on the main page of Czech Airlines. 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: