Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

iribu.ac.ir

دانشگاه صدا و سیمای جمهوری اسلامی ایران

Page Load Speed

43.4 sec in total

First Response

15.4 sec

Resources Loaded

27.9 sec

Page Rendered

179 ms

iribu.ac.ir screenshot

About Website

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

دانشگاه صدا و سیما

Visit iribu.ac.ir

Key Findings

We analyzed Iribu.ac.ir page load time and found that the first response time was 15.4 sec and then it took 28 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

iribu.ac.ir performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value29.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value31.0 s

0/100

25%

SI (Speed Index)

Value41.2 s

0/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value41.7 s

0/100

10%

Network Requests Diagram

iribu.ac.ir

15386 ms

index.aspx

891 ms

jquery-1.7.1.min.js

2593 ms

utility.js

385 ms

DD_roundies.js

574 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that all of those requests were addressed to Iribu.ac.ir and no external sources were called. The less responsive or slowest element that took the longest time to load (15.4 sec) belongs to the original domain Iribu.ac.ir.

Page Optimization Overview & Recommendations

Page size can be reduced by 80.8 kB (78%)

Content Size

103.4 kB

After Optimization

22.6 kB

In fact, the total size of Iribu.ac.ir main page is 103.4 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. Only 10% of websites need less resources to load. HTML takes 94.3 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 77.7 kB

  • Original 94.3 kB
  • After minification 88.1 kB
  • After compression 16.6 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 77.7 kB or 82% of the original size.

Image Optimization

-35%

Potential reduce by 3.1 kB

  • Original 9.1 kB
  • After minification 5.9 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. Obviously, Iribu needs image optimization as it can save up to 3.1 kB or 35% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Breakdown

Number of requests can be reduced by 23 (61%)

Requests Now

38

After Optimization

15

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Iribu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

iribu.ac.ir accessibility score

63

Accessibility Issues

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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Image elements do not have [alt] attributes

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Best Practices

iribu.ac.ir best practices score

58

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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

iribu.ac.ir SEO score

83

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iribu.ac.ir can be misinterpreted by Google and other search engines. Our service has detected that Persian 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 Iribu.ac.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 Iribu. 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: