Tools & Wizards About Us

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

ketabsa.com

کتابسا خرید و فروش انلاین اینترنتی دانلود کتاب و کالاهای فرهنگی علوم انسانی اجتماعی ادبیات هنر فلسفه سینما تئاتر - کتابسا فروشگاه کتاب سایه خرید و فرو...

Page Load Speed

9.7 sec in total

First Response

2.1 sec

Resources Loaded

7.4 sec

Page Rendered

277 ms

About Website

Visit ketabsa.com now to see the best up-to-date Ketabsa content for Iran and also check out these interesting facts you probably never knew about ketabsa.com

کتابسا سایت خرید و فروش انلاین آنلاین اینترنتی دانلود کتاب و کالاهای فرهنگی موسیقی هنر نقد ادبیات فلسفه تاریخ جامعه شناسی رمان داستان کوتاه نمایشنامه فیلمنامه شعر روانشناسی روان شناسی سینما عرفان تصوف...

Visit ketabsa.com

Key Findings

We analyzed Ketabsa.com page load time and found that the first response time was 2.1 sec and then it took 7.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

ketabsa.com performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

52/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.8 s

89/100

10%

Network Requests Diagram

2057 ms

global.css

392 ms

product_list.css

197 ms

blocksearch_rtl.css

198 ms

blockbestsellers_rtl.css

198 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that all of those requests were addressed to Ketabsa.com and no external sources were called. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Ketabsa.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 254.8 kB (60%)

Content Size

423.5 kB

After Optimization

168.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ketabsa.com main page is 423.5 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. 20% of websites need less resources to load. Javascripts take 154.7 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 66.6 kB

  • Original 78.4 kB
  • After minification 71.6 kB
  • After compression 11.8 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 66.6 kB or 85% of the original size.

Image Optimization

-8%

Potential reduce by 8.3 kB

  • Original 104.6 kB
  • After minification 96.3 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. Ketabsa images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 108.7 kB

  • Original 154.7 kB
  • After minification 135.8 kB
  • After compression 45.9 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 108.7 kB or 70% of the original size.

CSS Optimization

-83%

Potential reduce by 71.1 kB

  • Original 85.8 kB
  • After minification 58.8 kB
  • After compression 14.7 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. Ketabsa.com needs all CSS files to be minified and compressed as it can save up to 71.1 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (63%)

Requests Now

63

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ketabsa. 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 from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ketabsa.com accessibility score

85

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

ketabsa.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ketabsa.com SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    FA

  • Language Claimed

    FA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ketabsa.com can be misinterpreted by Google and other search engines. Our service has detected that Persian is used on the page, and it matches the claimed language. Our system also found out that Ketabsa.com 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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Ketabsa. 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: