4.2 sec in total
222 ms
3.5 sec
459 ms
Welcome to kutub.info homepage info - get ready to check Kutub best content for Egypt right away, or after learning these important things about kutub.info
موقع كتب يقدم كتب مجانية عربية في جميع مجالات الحاسب والإكترونيات والتقنية.
Visit kutub.infoWe analyzed Kutub.info page load time and found that the first response time was 222 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
kutub.info performance score
name
value
score
weighting
Value3.8 s
26/100
10%
Value13.3 s
0/100
25%
Value12.9 s
2/100
10%
Value1,200 ms
20/100
30%
Value0.035
100/100
15%
Value25.6 s
0/100
10%
222 ms
392 ms
787 ms
23 ms
253 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 58% of them (59 requests) were addressed to the original Kutub.info, 9% (9 requests) were made to Googleads.g.doubleclick.net and 6% (6 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Kutub.info.
Page size can be reduced by 953.1 kB (13%)
7.4 MB
6.4 MB
In fact, the total size of Kutub.info main page is 7.4 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.9 MB which makes up the majority of the site volume.
Potential reduce by 254.0 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 254.0 kB or 85% of the original size.
Potential reduce by 697.5 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. Kutub images are well optimized though.
Potential reduce by 1.6 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. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 43 (45%)
95
52
The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kutub. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and as a result speed up the page load time.
kutub.info
222 ms
kutub.info
392 ms
www.kutub.info
787 ms
font-awesome.min.css
23 ms
html5shiv.min.js
253 ms
respond.min.js
421 ms
modernizr-2.6.2.min.js
420 ms
js
91 ms
adsbygoogle.js
252 ms
ezoiclitedata.go
35 ms
like.php
190 ms
kutub_logo.png
360 ms
search.png
359 ms
home_icon.png
513 ms
library_icon.png
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about_icon.png
512 ms
addBook_icon.png
510 ms
contact_icon.png
513 ms
help_icon.png
510 ms
signup_icon.png
585 ms
login_icon.png
584 ms
close.png
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restart.png
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homeSliderBg.png
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searchBg.png
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welcomBook.png
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jquery-2.2.4.min.js
1693 ms
bootstrap.min.js
1703 ms
jquery.mobile.custom.min.js
1707 ms
bxslider.min.js
1742 ms
sweetalert.min.js
210 ms
jssocials.min.js
162 ms
classie.js
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js
116 ms
analytics.js
109 ms
fontawesome-webfont.woff
60 ms
w9py8-RGams.js
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FEppCFCt76d.png
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bee3D.min.js
1581 ms
show_ads_impl.js
297 ms
w9py8-RGams.js
217 ms
collect
159 ms
jquery.nicescroll.min.js
1412 ms
plugin.min.js
1440 ms
polyfills.min.js
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jquery.easing.min.js
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counter.min.js
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rating.min.js
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zrt_lookup.html
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ads
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cd-top-arrow.svg
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popUp_Bg.png
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reactive_library.js
258 ms
ca-pub-2148817190246907
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ads
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ads
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ads
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ads
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ads
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load_preloaded_resource.js
48 ms
abg_lite.js
47 ms
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window_focus.js
55 ms
qs_click_protection.js
56 ms
ufs_web_display.js
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bbcd6bf18c20baa1b2adeb195de9b551.js
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fullscreen_api_adapter.js
178 ms
interstitial_ad_frame.js
183 ms
icon.png
31 ms
feedback_grey600_24dp.png
45 ms
settings_grey600_24dp.png
180 ms
css
94 ms
WGg91BhL6Bhk3qTAPqmblqNZdzujbVjDoJfr3h8Q3EY.js
6 ms
4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf
164 ms
4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf
164 ms
widgets.js
96 ms
controls.png
124 ms
widget_iframe.2f70fb173b9000da126c79afe2098f02.html
60 ms
kutub.info 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 input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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
kutub.info 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
Page has valid source maps
kutub.info 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
AR
AR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kutub.info can be misinterpreted by Google and other search engines. Our service has detected that Arabic is used on the page, and it matches the claimed language. Our system also found out that Kutub.info 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.
kutub.info
Open Graph description is not detected on the main page of Kutub. 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: