Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

dorms.sharif.ir

سامانه اسکان دانشجویی دانشگاه صنعتی شریف

Page Load Speed

20.2 sec in total

First Response

266 ms

Resources Loaded

19.6 sec

Page Rendered

425 ms

dorms.sharif.ir screenshot

About Website

Click here to check amazing Dorms Sharif content for Iran. Otherwise, check out these important facts you probably never knew about dorms.sharif.ir

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Key Findings

We analyzed Dorms.sharif.ir page load time and found that the first response time was 266 ms and then it took 20 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

dorms.sharif.ir performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value20.5 s

0/100

25%

SI (Speed Index)

Value24.4 s

0/100

10%

TBT (Total Blocking Time)

Value620 ms

48/100

30%

CLS (Cumulative Layout Shift)

Value0.194

63/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

Network Requests Diagram

266 ms

loginstyle.css

226 ms

jquery-ui-1.8.14.custom.css

670 ms

jquery-1.5.1.min.js

1117 ms

jquery-ui-1.8.14.custom.min.js

1111 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that all of those requests were addressed to Dorms.sharif.ir and no external sources were called. The less responsive or slowest element that took the longest time to load (16.6 sec) belongs to the original domain Dorms.sharif.ir.

Page Optimization Overview & Recommendations

Page size can be reduced by 254.5 kB (49%)

Content Size

520.2 kB

After Optimization

265.7 kB

In fact, the total size of Dorms.sharif.ir main page is 520.2 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. 15% of websites need less resources to load. Javascripts take 295.5 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 2.4 kB

  • Original 3.4 kB
  • After minification 2.2 kB
  • After compression 945 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. This page needs HTML code to be minified as it can gain 1.2 kB, which is 35% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 2.4 kB or 72% of the original size.

Image Optimization

-3%

Potential reduce by 6.4 kB

  • Original 184.3 kB
  • After minification 177.8 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. Dorms Sharif images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 213.9 kB

  • Original 295.5 kB
  • After minification 289.0 kB
  • After compression 81.6 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 213.9 kB or 72% of the original size.

CSS Optimization

-86%

Potential reduce by 31.7 kB

  • Original 37.0 kB
  • After minification 27.2 kB
  • After compression 5.3 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. Dorms.sharif.ir needs all CSS files to be minified and compressed as it can save up to 31.7 kB or 86% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

11

After Optimization

11

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dorms Sharif. According to our analytics all requests are already optimized.

Accessibility Review

dorms.sharif.ir accessibility score

95

Accessibility Issues

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.

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

dorms.sharif.ir 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

dorms.sharif.ir SEO score

58

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

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 Dorms.sharif.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 Dorms.sharif.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 Dorms Sharif. 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: