Report Summary

  • 65

    Performance

    Renders faster than
    79% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 89

    SEO

    Google-friendlier than
    67% of websites

usc.ac.ir

دانشگاه علم و فرهنگ - دانشگاه علم و فرهنگ

Page Load Speed

966 ms in total

First Response

481 ms

Resources Loaded

484 ms

Page Rendered

1 ms

usc.ac.ir screenshot

About Website

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

صفحه نخست - دانشگاه علم و فرهنگ

Visit usc.ac.ir

Key Findings

We analyzed Usc.ac.ir page load time and found that the first response time was 481 ms and then it took 485 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

usc.ac.ir performance score

65

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

28/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.163

72/100

15%

TTI (Time to Interactive)

Value4.1 s

87/100

10%

Network Requests Diagram

usc.ac.ir

481 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 Usc.ac.ir and no external sources were called. The less responsive or slowest element that took the longest time to load (481 ms) belongs to the original domain Usc.ac.ir.

Page Optimization Overview & Recommendations

Page size can be reduced by 136 B (34%)

Content Size

405 B

After Optimization

269 B

In fact, the total size of Usc.ac.ir main page is 405 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 405 B which makes up the majority of the site volume.

HTML Optimization

-34%

Potential reduce by 136 B

  • Original 405 B
  • After minification 405 B
  • After compression 269 B

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 136 B or 34% 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.

Accessibility Review

usc.ac.ir accessibility score

78

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.

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

usc.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

Browser errors were logged to the console

SEO Factors

usc.ac.ir SEO score

89

Search Engine Optimization Advices

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

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usc.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 Usc.ac.ir main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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