8.7 sec in total
1.4 sec
6.5 sec
775 ms
Click here to check amazing Bibliopskov content for Russia. Otherwise, check out these important facts you probably never knew about bibliopskov.ru
Visit bibliopskov.ruWe analyzed Bibliopskov.ru page load time and found that the first response time was 1.4 sec and then it took 7.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
bibliopskov.ru performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value6.5 s
8/100
25%
Value7.8 s
24/100
10%
Value1,020 ms
26/100
30%
Value0.01
100/100
15%
Value15.3 s
7/100
10%
1381 ms
1420 ms
1823 ms
549 ms
549 ms
Our browser made a total of 114 requests to load all elements on the main page. We found that 87% of them (99 requests) were addressed to the original Bibliopskov.ru, 2% (2 requests) were made to Best.muzkult.ru and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Bibliopskov.ru.
Page size can be reduced by 464.3 kB (23%)
2.1 MB
1.6 MB
In fact, the total size of Bibliopskov.ru main page is 2.1 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. 60% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 101.3 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. This page needs HTML code to be minified as it can gain 27.1 kB, which is 22% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 101.3 kB or 83% of the original size.
Potential reduce by 54.8 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. Bibliopskov images are well optimized though.
Potential reduce by 120.6 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 120.6 kB or 60% of the original size.
Potential reduce by 187.7 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. Bibliopskov.ru needs all CSS files to be minified and compressed as it can save up to 187.7 kB or 86% of the original size.
Number of requests can be reduced by 35 (32%)
110
75
The browser has sent 110 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bibliopskov. 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 10 to 1 for CSS and as a result speed up the page load time.
bibliopskov.ru
1381 ms
jquery.js
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bootstrap.css
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font-awesome.css
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bootstrap.cor.css
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page-style.css
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content-style.css
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menu.css
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jqmodal_m.css
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jqmodal_m.init.js
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slides.css
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share.js
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bibliopskov.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
button, link, and menuitem elements do not have accessible names.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
bibliopskov.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
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
bibliopskov.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
N/A
RU
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bibliopskov.ru can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Russian. Our system also found out that Bibliopskov.ru 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.
bibliopskov.ru
Open Graph description is not detected on the main page of Bibliopskov. 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: