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kutub.info: موقع كتب | حمل كتب pdf مجانا

موقع كتب يقدم كتب مجانية عربية في جميع مجالات الحاسب والإكترونيات والتقنية.

Page load speed analysis

  • 55/100

    Normal result
  • 5

    Successful tests
  • 3

    Failed tests
  • First response

    130 ms

  • Resources loaded

    977 ms

  • Page rendered

    141 ms

  • Total page load time

    1.2 sec

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

We analyzed Kutub.info page load time and found that the first response time was 130 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Page optimization

  • HTML 17.4 kB
    Images 97.3 kB
    Javascripts 317.0 kB
    CSS 27.8 kB

    In fact, the total size of Kutub.info main page is 459.5 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. 60% of websites need less resources to load. Javascripts take 317.0 kB which makes up the majority of the site volume.

    • Original 17.4 kB
    • After minification 16.1 kB
    • After compression 4.5 kB

    HTML optimization

    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 12.9 kB or 74% of the original size.

    • Original 97.3 kB
    • After optimization 88.3 kB

    Image optimization

    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.

    • Original 317.0 kB
    • After minification 273.6 kB
    • After compression 86.6 kB

    JavaScript optimization

    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 230.4 kB or 73% of the original size.

    • Original 27.8 kB
    • After minification 26.4 kB
    • After compression 6.4 kB

    CSS optimization

    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. Kutub.info needs all CSS files to be minified and compressed as it can save up to 21.4 kB or 77% of the original size.

Network requests diagram

  • kutub.info
  • scaffold.css
  • main.css
  • all.js
  • show_ads.js
  • all.js
  • mapp.png
  • widgets.js
  • zrt_lookup.html
  • show_ads_impl.js
  • main_logo.gif
  • header_links.jpg
  • header_line.jpg
  • url.jpg
  • art.png
  • add_book.gif
  • selected_websites.gif
  • library.gif
  • join_us.gif
  • email_us.gif
  • man.gif
  • book.jpg
  • homepage.gif
  • fav.gif
  • ads
  • ads
  • osd.js
  • text_bg.gif
  • recent_books.jpg
  • bullet.gif
  • xd_arbiter.php
  • xd_arbiter.php
  • ads
  • ads
  • footer-wrapper.jpg
  • ga.js
  • __utm.gif
  • likebox.php
  • abg.js
  • like.php
  • 13425195152082837260
  • s
  • m_js_controller.js
  • googlelogo_color_112x36dp.png
  • x_button_blue2.png
  • eBwTbg8G3cT.css
  • lEC7t4ATkwe.css
  • _rx8naC75Dy.js
  • x5F9OMjKyLw.js
  • ICDbTSzjQEg.js
  • TTCre3391I0.js
  • E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js
  • vpc6VNjRPXV.js
  • LVx-xkvaJ0b.png
  • 485322_372645102775465_1686158566_n.jpg
  • 11226567_1843988652493416_3299649356443186683_n.jpg
  • 10402804_738859202884786_2292081952265084331_n.jpg
  • 12744275_545342718973846_6148664270889315139_n.jpg
  • 10704019_374354406054536_8670449811981826530_n.jpg
  • wL6VQj7Ab77.png
  • s7jcwEQH7Sx.png
  • I6-MnjEovm5.js
  • vlXaquuXMrr.js
  • ui

Our browser made a total of 65 requests to load all elements on the main page. We found that 34% of them (22 requests) were addressed to the original Kutub.info, 18% (12 requests) were made to Static.xx.fbcdn.net and 9% (6 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (213 ms) relates to the external source Mafooly.com.

Additional info on kutub.info

Requests

The browser has sent 63 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 17 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

17

Javascripts

32

Images

4

CSS

10

AJAX

63

All

Possible request optimization

1

Javascripts

26

Images

1

CSS

10

AJAX

25

Optimized

38

All

Normal result

IP address

This IP address is dedicated to Kutub.info. This is the best domain hosting practice .

Normal result

IP Trace

kutub.info

18.193.207.244

DNS records

Type Host Target/ip TTL Other
A

kutub.info

18.193.207.244 295
NS

kutub.info

ns1.qutub.info 300
NS

kutub.info

ns2.cprapid.com 300
SOA

kutub.info

300 Mname: ns1.cprapid.com
Rname: coder1977.hotmail.com
Serial: 2021052803
Refresh: 3600
Retry: 1800
Expire: 1209600
Minimum-ttl: 86400
MX

kutub.info

kutub.info 300 Pri: 0

Language and encoding

Normal result

Language

AR ar language flag

Detected

N/A  language flag

Claimed

Encoding

UTF-8

Claimed

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 neither this language nor any other was claimed in <html> or <meta> tags. 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.

HTTPS certificate

SSL Certificate

Kutub.info has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 33% of all visits is Egypt. It lies approximately 6830 miles away from the server location (United States) and such a long distance can negatively affect website speed, as it takes some time for data to travel back and forth between those places. That’s why one of the best ways to speed up Kutub.info page load time for the majority of users is moving the server to Egypt or just closer to the user base.

Poor result

Poor result

Social Sharing Optimization

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:

kutub.info

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