Tools & Wizards About Us
ir-book.ir screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

ir-book.ir

Home - International Center for Development of Science and Technology (ICDST) top links

Page Load Speed

1.1 sec in total

First Response

503 ms

Resources Loaded

510 ms

Page Rendered

82 ms

ir-book.ir screenshot

About Website

Visit ir-book.ir now to see the best up-to-date Ir Book content and also check out these interesting facts you probably never knew about ir-book.ir

The International Center for Development of Science and Technology (ICDST) is a private for-profit society consisted of experts in different fields trying to give educational and scientific services i...

Visit ir-book.ir

Key Findings

We analyzed Ir-book.ir page load time and found that the first response time was 503 ms and then it took 592 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

ir-book.ir performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.7 s

100/100

25%

SI (Speed Index)

Value0.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.7 s

100/100

10%

Network Requests Diagram

ir-book.ir

503 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Ir-book.ir and no external sources were called. The less responsive or slowest element that took the longest time to load (503 ms) belongs to the original domain Ir-book.ir.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.3 kB (60%)

Content Size

5.6 kB

After Optimization

2.2 kB

  • HTML

In fact, the total size of Ir-book.ir main page is 5.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 5.6 kB which makes up the majority of the site volume.

HTML Optimization

-60%

Potential reduce by 3.3 kB

  • Original 5.6 kB
  • After minification 5.5 kB
  • After compression 2.2 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 3.3 kB or 60% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Network Requests Diagram

ir-book.ir

ir-book.ir

503 ms

Accessibility Review

ir-book.ir accessibility score

100

Accessibility Issues

Best Practices

ir-book.ir best practices score

92

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

SEO Factors

ir-book.ir SEO score

92

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

ir-book.ir

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