Access alzahra.ac.ir. دانشگاه الزهرا

name

value

score

weighting

FCP (First Contentful Paint)

Value11.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value34.7 s

0/100

25%

SI (Speed Index)

Value42.1 s

0/100

10%

TBT (Total Blocking Time)

Value38,860 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.176

68/100

15%

TTI (Time to Interactive)

Value67.2 s

0/100

10%

alzahra.ac.ir

5602 ms

styles.css

868 ms

slideshow.css

862 ms

mootools.js

3982 ms

visualslideshow.js

581 ms

Our browser made a total of 106 requests to load all elements on the main page. We found that 86% of them (91 requests) were addressed to the original Alzahra.ac.ir, 9% (10 requests) were made to Google.com and 3% (3 requests) were made to Cse.google.com. The less responsive or slowest element that took the longest time to load (17.7 sec) belongs to the original domain Alzahra.ac.ir.

Content Size

4.7 MB

After Optimization

4.2 MB

In fact, the total size of Alzahra.ac.ir main page is 4.7 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. 35% of websites need less resources to load. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 103.2 kB

Original 121.6 kB
After minification 103.4 kB
After compression 18.4 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. This page needs HTML code to be minified as it can gain 18.2 kB, which is 15% 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 103.2 kB or 85% of the original size.

Image Optimization

-6%

Potential reduce by 240.9 kB

Original 4.3 MB
After minification 4.0 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. Alzahra images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 161.6 kB

Original 295.5 kB
After minification 292.3 kB
After compression 133.9 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 161.6 kB or 55% of the original size.

CSS Optimization

-82%

Potential reduce by 19.9 kB

Original 24.3 kB
After minification 17.9 kB
After compression 4.4 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. Alzahra.ac.ir needs all CSS files to be minified and compressed as it can save up to 19.9 kB or 82% of the original size.

Requests Now

After Optimization

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alzahra. 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 from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-hidden="true"] elements contain focusable descendents

These are opportunities to improve the legibility of your content.

High

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

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.

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

High

robots.txt is not valid

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/).

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 Alzahra.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 Alzahra.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

alzahra.ac.ir

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

Report Summary

Performance

Accessibility

Best Practices

SEO

دانشگاه الزهرا

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

alzahra.ac.ir

styles.css

slideshow.css

mootools.js

visualslideshow.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

alzahra.ac.ir

styles.css

slideshow.css

mootools.js

visualslideshow.js

amazon_scroller.css

jquery.min.js

amazon_scroller.js

slideshow.js

BetweenImageItems.jpg

Email.gif

SiteMap.gif

Home.gif

header.jpg

g1.png

web1-3_04.gif

web-3_03.gif

website1-3_03.png

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