14.1 sec in total
686 ms
12.8 sec
600 ms
Welcome to vk-book.ru homepage info - get ready to check Vk Book best content for Russia right away, or after learning these important things about vk-book.ru
Сайт посвящен программированию на php, mySql, java script, html и css, arduino
Visit vk-book.ruWe analyzed Vk-book.ru page load time and found that the first response time was 686 ms and then it took 13.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
vk-book.ru performance score
name
value
score
weighting
Value2.6 s
64/100
10%
Value3.4 s
66/100
25%
Value5.1 s
62/100
10%
Value190 ms
90/100
30%
Value0
100/100
15%
Value5.3 s
73/100
10%
686 ms
2741 ms
1435 ms
1642 ms
847 ms
Our browser made a total of 62 requests to load all elements on the main page. We found that 10% of them (6 requests) were addressed to the original Vk-book.ru, 19% (12 requests) were made to Vk.com and 10% (6 requests) were made to Openstat.net. The less responsive or slowest element that took the longest time to load (7.1 sec) relates to the external source Vk.com.
Page size can be reduced by 258.1 kB (51%)
502.8 kB
244.7 kB
In fact, the total size of Vk-book.ru main page is 502.8 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. 35% of websites need less resources to load. Javascripts take 380.7 kB which makes up the majority of the site volume.
Potential reduce by 14.4 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 14.4 kB or 69% of the original size.
Potential reduce by 810 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. Vk Book images are well optimized though.
Potential reduce by 190.6 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 190.6 kB or 50% of the original size.
Potential reduce by 52.3 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. Vk-book.ru needs all CSS files to be minified and compressed as it can save up to 52.3 kB or 81% of the original size.
Number of requests can be reduced by 33 (57%)
58
25
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vk Book. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
vk-book.ru
686 ms
style.css
2741 ms
wp-paginate.css
1435 ms
pagenavi-css.css
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jquery.min.js
847 ms
adsbygoogle.js
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openapi.js
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top100.jcn
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comment-reply.min.js
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logo_3.png
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ca-pub-5151868574849714.js
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zrt_lookup.html
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show_ads_impl.js
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ads
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osd.js
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m_js_controller.js
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counter2
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j6SDDiQit5YY48GNgPpnCluJgoNCzbKlh5o6eVjReZI.js
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upload.gif
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code.js
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widget_community.php
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top100.scn
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cnt.js
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watch.js
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ga.js
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loader_nav19239_3.js
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lite.css
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lite.js
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lang3_0.js
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widget_community.css
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xdm.js
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camera_50.png
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vk-book.ru accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
vk-book.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
vk-book.ru SEO score
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
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vk-book.ru 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 Vk-book.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.
vk-book.ru
Open Graph description is not detected on the main page of Vk Book. 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: