Report Summary

  • 45

    Performance

    Renders faster than
    63% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 43% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    65% of websites

  • 90

    SEO

    Google-friendlier than
    73% of websites

ketab.ir

خانه کتاب و ادبیات ایران

Page Load Speed

16.5 sec in total

First Response

4 sec

Resources Loaded

12.3 sec

Page Rendered

238 ms

ketab.ir screenshot

About Website

Welcome to ketab.ir homepage info - get ready to check Ketab best content for Iran right away, or after learning these important things about ketab.ir

خرید کتاب با 60 در صد تخفیف پستی خرید اینترنتی کتاب خرید آنلاین کتاب خرید کتاب کمک آموزشی خرید کتاب دانشگاهی

Visit ketab.ir

Key Findings

We analyzed Ketab.ir page load time and found that the first response time was 4 sec and then it took 12.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

ketab.ir performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

0/100

25%

SI (Speed Index)

Value7.2 s

29/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.265

46/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

ketab.ir

3952 ms

style.css

1048 ms

jquery-ui-1.8.14.css

426 ms

jquery.min.js

892 ms

gen_validatorv4.js

646 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 89% of them (70 requests) were addressed to the original Ketab.ir, 4% (3 requests) were made to Static.ketabbin.com and 4% (3 requests) were made to Ketabbin.com. The less responsive or slowest element that took the longest time to load (4.9 sec) belongs to the original domain Ketab.ir.

Page Optimization Overview & Recommendations

Page size can be reduced by 995.6 kB (37%)

Content Size

2.7 MB

After Optimization

1.7 MB

In fact, the total size of Ketab.ir main page is 2.7 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. 45% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 80.4 kB

  • Original 94.5 kB
  • After minification 90.6 kB
  • After compression 14.1 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 80.4 kB or 85% of the original size.

Image Optimization

-24%

Potential reduce by 507.5 kB

  • Original 2.1 MB
  • After minification 1.6 MB

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. Obviously, Ketab needs image optimization as it can save up to 507.5 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-82%

Potential reduce by 358.0 kB

  • Original 434.5 kB
  • After minification 283.7 kB
  • After compression 76.5 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 358.0 kB or 82% of the original size.

CSS Optimization

-85%

Potential reduce by 49.7 kB

  • Original 58.2 kB
  • After minification 47.7 kB
  • After compression 8.5 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. Ketab.ir needs all CSS files to be minified and compressed as it can save up to 49.7 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (34%)

Requests Now

74

After Optimization

49

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ketab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ketab.ir accessibility score

68

Accessibility Issues

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

High

Buttons do not have an accessible name

High

Form elements do not have associated labels

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

ketab.ir best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

ketab.ir SEO score

90

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

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 Ketab.ir 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 Ketab.ir 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 Ketab. 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: