4.7 sec in total
780 ms
3.8 sec
213 ms
Welcome to alum.sharif.edu homepage info - get ready to check Alum Sharif best content for Iran right away, or after learning these important things about alum.sharif.edu
صفحه نخست ارائه خدمات انجمن فارغ التحصیلان دانشگاه صنعتی شریف
Visit alum.sharif.eduWe analyzed Alum.sharif.edu page load time and found that the first response time was 780 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
alum.sharif.edu performance score
name
value
score
weighting
Value2.4 s
70/100
10%
Value6.9 s
7/100
25%
Value8.2 s
20/100
10%
Value90 ms
99/100
30%
Value0.037
100/100
15%
Value9.6 s
29/100
10%
780 ms
352 ms
525 ms
355 ms
367 ms
Our browser made a total of 34 requests to load all elements on the main page. We found that all of those requests were addressed to Alum.sharif.edu and no external sources were called. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Alum.sharif.edu.
Page size can be reduced by 164.9 kB (34%)
482.6 kB
317.7 kB
In fact, the total size of Alum.sharif.edu main page is 482.6 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. 20% of websites need less resources to load. Images take 333.0 kB which makes up the majority of the site volume.
Potential reduce by 20.1 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 4.2 kB, which is 17% 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 20.1 kB or 83% of the original size.
Potential reduce by 58.5 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, Alum Sharif needs image optimization as it can save up to 58.5 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 83.7 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 83.7 kB or 69% of the original size.
Potential reduce by 2.6 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. Alum.sharif.edu needs all CSS files to be minified and compressed as it can save up to 2.6 kB or 74% of the original size.
Number of requests can be reduced by 4 (12%)
33
29
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alum Sharif. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
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alum.sharif.edu accessibility score
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
Buttons do not have an accessible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
alum.sharif.edu best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
alum.sharif.edu SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
FA
EN
WINDOWS-1252
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alum.sharif.edu can be misinterpreted by Google and other search engines. Our service has detected that Persian is used on the page, and it does not match the claimed English language. Our system also found out that Alum.sharif.edu main page’s claimed encoding is windows-1252. 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.
{{og_description}}
alum.sharif.edu
Open Graph description is not detected on the main page of Alum 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: