6.1 sec in total
396 ms
4.6 sec
1 sec
Click here to check amazing Pgbooks content for Russia. Otherwise, check out these important facts you probably never knew about pgbooks.ru
Книги – Детское издательство «Розовый жираф»
Visit pgbooks.ruWe analyzed Pgbooks.ru page load time and found that the first response time was 396 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
pgbooks.ru performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value13.6 s
0/100
25%
Value5.7 s
51/100
10%
Value1,510 ms
14/100
30%
Value0.558
13/100
15%
Value14.6 s
8/100
10%
396 ms
510 ms
112 ms
223 ms
554 ms
Our browser made a total of 143 requests to load all elements on the main page. We found that 87% of them (125 requests) were addressed to the original Pgbooks.ru, 2% (3 requests) were made to Mc.yandex.com and 1% (2 requests) were made to Web.webformscr.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Pgbooks.ru.
Page size can be reduced by 390.7 kB (8%)
4.8 MB
4.4 MB
In fact, the total size of Pgbooks.ru main page is 4.8 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. 70% of websites need less resources to load. Images take 4.3 MB which makes up the majority of the site volume.
Potential reduce by 138.1 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 138.1 kB or 82% of the original size.
Potential reduce by 186.7 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. Pgbooks images are well optimized though.
Potential reduce by 60.7 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 60.7 kB or 18% of the original size.
Potential reduce by 5.3 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. Pgbooks.ru needs all CSS files to be minified and compressed as it can save up to 5.3 kB or 27% of the original size.
Number of requests can be reduced by 32 (23%)
137
105
The browser has sent 137 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pgbooks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
pgbooks.ru
396 ms
pgbooks.ru
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25585f526183d18728e95ea40019876ddf54aab52139f9576b147237b7f47c0f.js
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pgbooks.ru 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.
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
Form elements do not have associated labels
Links do not have a discernible name
pgbooks.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
pgbooks.ru 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
RU
N/A
UTF8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pgbooks.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Pgbooks.ru main page’s claimed encoding is utf8. 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.
pgbooks.ru
Open Graph description is not detected on the main page of Pgbooks. 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: