10.2 sec in total
2.3 sec
7.7 sec
223 ms
Visit td.lums.ac.ir now to see the best up-to-date Td Lums content for Iran and also check out these interesting facts you probably never knew about td.lums.ac.ir
Visit td.lums.ac.ir
We analyzed Td.lums.ac.ir page load time and found that the first response time was 2.3 sec and then it took 7.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
td.lums.ac.ir performance score
name
value
score
weighting
Value2.3 s
75/100
10%
Value2.3 s
94/100
25%
Value16.5 s
0/100
10%
Value40 ms
100/100
30%
Value0.045
99/100
15%
Value3.2 s
94/100
10%
2271 ms
736 ms
491 ms
738 ms
492 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that all of those requests were addressed to Td.lums.ac.ir and no external sources were called. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Td.lums.ac.ir.
Page size can be reduced by 434.4 kB (62%)
695.5 kB
261.2 kB
In fact, the total size of Td.lums.ac.ir main page is 695.5 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. 25% of websites need less resources to load. Images take 320.5 kB which makes up the majority of the site volume.
Potential reduce by 67.2 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 67.2 kB or 82% of the original size.
Potential reduce by 135.3 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, Td Lums needs image optimization as it can save up to 135.3 kB or 42% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 118.2 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 118.2 kB or 73% of the original size.
Potential reduce by 113.8 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. Td.lums.ac.ir needs all CSS files to be minified and compressed as it can save up to 113.8 kB or 86% of the original size.
Number of requests can be reduced by 15 (28%)
54
39
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Td Lums. 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 from 5 to 1 for CSS and as a result speed up the page load time.
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td.lums.ac.ir accessibility score
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
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
td.lums.ac.ir best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
td.lums.ac.ir SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document doesn't use legible font sizes
Tap targets are not sized appropriately
FA
FA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Td.lums.ac.ir can be misinterpreted by Google and other search engines. Our service has detected that Persian is used on the page, and it matches the claimed language. Our system also found out that Td.lums.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.
{{og_description}}
td.lums.ac.ir
Open Graph description is not detected on the main page of Td Lums. 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: