2.5 sec in total
519 ms
1.8 sec
196 ms
Welcome to books4study.org.ua homepage info - get ready to check Books 4 Study best content for Russia right away, or after learning these important things about books4study.org.ua
PDF книги - на сайте собрано более 7000 книг в электронном формате (djvu, pdf и других). Будет полезно школьникам и студентам.
Visit books4study.org.uaWe analyzed Books4study.org.ua page load time and found that the first response time was 519 ms and then it took 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.
books4study.org.ua performance score
519 ms
129 ms
255 ms
10 ms
30 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 28% of them (10 requests) were addressed to the original Books4study.org.ua, 11% (4 requests) were made to Acint.net and 8% (3 requests) were made to Site.yandex.net. The less responsive or slowest element that took the longest time to load (654 ms) relates to the external source W.uptolike.com.
Page size can be reduced by 88.2 kB (49%)
178.4 kB
90.2 kB
In fact, the total size of Books4study.org.ua main page is 178.4 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 136.8 kB which makes up the majority of the site volume.
Potential reduce by 23.9 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 23.9 kB or 77% of the original size.
Potential reduce by 5 B
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. Books 4 Study images are well optimized though.
Potential reduce by 56.6 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 56.6 kB or 41% of the original size.
Potential reduce by 7.7 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. Books4study.org.ua needs all CSS files to be minified and compressed as it can save up to 7.7 kB or 76% of the original size.
Number of requests can be reduced by 24 (77%)
31
7
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Books 4 Study. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
books4study.org.ua
519 ms
global.css
129 ms
style.css
255 ms
form.js
10 ms
brand
30 ms
zp.js
654 ms
top100.jcn
390 ms
brand
47 ms
jquery.min.js
15 ms
logo
268 ms
banner-88x31-rambler-blue3.gif
261 ms
page_bg.gif
144 ms
body_t.gif
144 ms
nav.gif
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body_bg.gif
248 ms
menu_bg.gif
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google_custom_search_watermark.gif
62 ms
aci.js
194 ms
_form.js
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yandex-hint.png
5 ms
gradient_thead.gif
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body_b.gif
130 ms
top100.scn
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ga.js
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__utm.gif
13 ms
hit
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watch.js
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hit
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arrow.xml
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watch.js
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match
196 ms
counter
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counter
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books4study.org.ua SEO score
RU
RU
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Books4study.org.ua can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Books4study.org.ua main page’s claimed encoding is windows-1251. 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.
books4study.org.ua
Open Graph description is not detected on the main page of Books 4 Study. 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: