14.9 sec in total
452 ms
13.4 sec
1.1 sec
Welcome to x.inbook.pl homepage info - get ready to check X In Book best content for Poland right away, or after learning these important things about x.inbook.pl
Wysyłkowa księgarnia internetowa ➤ Duży wybór książek i ebooków. ➤ Podręczniki, światowe bestsellery i inne tanie książki online. Wysyłka 24h. Sprawdź!
Visit x.inbook.plWe analyzed X.inbook.pl page load time and found that the first response time was 452 ms and then it took 14.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
x.inbook.pl performance score
name
value
score
weighting
Value2.7 s
61/100
10%
Value6.5 s
9/100
25%
Value5.1 s
62/100
10%
Value680 ms
43/100
30%
Value1.1
1/100
15%
Value9.3 s
31/100
10%
452 ms
2563 ms
445 ms
643 ms
702 ms
Our browser made a total of 116 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original X.inbook.pl, 80% (93 requests) were made to Inbook.pl and 3% (4 requests) were made to Config1.veinteractive.com. The less responsive or slowest element that took the longest time to load (6.6 sec) relates to the external source Rec.quartic.pl.
Page size can be reduced by 2.0 MB (47%)
4.3 MB
2.3 MB
In fact, the total size of X.inbook.pl main page is 4.3 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 1.8 MB which makes up the majority of the site volume.
Potential reduce by 1.2 MB
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 400.0 kB, which is 29% 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 1.2 MB or 83% of the original size.
Potential reduce by 21.1 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. X In Book images are well optimized though.
Potential reduce by 622.6 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 622.6 kB or 76% of the original size.
Potential reduce by 202.6 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. X.inbook.pl needs all CSS files to be minified and compressed as it can save up to 202.6 kB or 83% of the original size.
Number of requests can be reduced by 11 (10%)
106
95
The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of X In 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 12 to 1 for JavaScripts and as a result speed up the page load time.
x.inbook.pl
452 ms
www.inbook.pl
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x.inbook.pl accessibility score
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
Buttons do not have an accessible name
Form elements do not have associated labels
Links do not have a discernible name
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
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
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.
x.inbook.pl 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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
x.inbook.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
PL
PL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise X.inbook.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that X.inbook.pl 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.
x.inbook.pl
Open Graph description is not detected on the main page of X In 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: