12.4 sec in total
369 ms
11.3 sec
817 ms
Click here to check amazing Korsa content for Ukraine. Otherwise, check out these important facts you probably never knew about korsa.ua
Найзручніший сайт для замовлення вікон. Пластикові вікна Rehau. 24 роки досвіду, якості та довіри клієнтів. Безкоштовний виклик замірника 0-800-210-210
Visit korsa.uaWe analyzed Korsa.ua page load time and found that the first response time was 369 ms and then it took 12.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
korsa.ua performance score
name
value
score
weighting
Value7.5 s
1/100
10%
Value18.4 s
0/100
25%
Value35.3 s
0/100
10%
Value44,030 ms
0/100
30%
Value0.263
47/100
15%
Value62.1 s
0/100
10%
369 ms
860 ms
134 ms
278 ms
401 ms
Our browser made a total of 188 requests to load all elements on the main page. We found that 52% of them (97 requests) were addressed to the original Korsa.ua, 15% (28 requests) were made to Static.xx.fbcdn.net and 7% (14 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source Pp.vk.me.
Page size can be reduced by 1.3 MB (51%)
2.6 MB
1.3 MB
In fact, the total size of Korsa.ua main page is 2.6 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. 65% of websites need less resources to load. Images take 996.5 kB which makes up the majority of the site volume.
Potential reduce by 117.7 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 117.7 kB or 82% of the original size.
Potential reduce by 55.0 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. Korsa images are well optimized though.
Potential reduce by 592.5 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 592.5 kB or 73% of the original size.
Potential reduce by 578.7 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. Korsa.ua needs all CSS files to be minified and compressed as it can save up to 578.7 kB or 86% of the original size.
Number of requests can be reduced by 72 (40%)
181
109
The browser has sent 181 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Korsa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
korsa.ua
369 ms
www.korsa.ua
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korsa.ua 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.
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
korsa.ua 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
Browser errors were logged to the console
Page has valid source maps
korsa.ua SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Tap targets are not sized appropriately
UK
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Korsa.ua can be misinterpreted by Google and other search engines. Our service has detected that Ukrainian is used on the page, and it does not match the claimed Russian language. Our system also found out that Korsa.ua 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.
korsa.ua
Open Graph data is detected on the main page of Korsa. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: