Access khan4u.lxb.ir. منظره نگر

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

91/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value1,460 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.028

100/100

15%

TTI (Time to Interactive)

Value19.5 s

2/100

10%

khan4u.lxb.ir

917 ms

c.css

355 ms

165 ms

88.gif

379 ms

audio-player.js

531 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 65% of them (44 requests) were addressed to the original Khan4u.lxb.ir, 9% (6 requests) were made to Khan4u.loxblog.com and 4% (3 requests) were made to Theme-designer.com. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Khan4u.loxblog.com.

Content Size

2.7 MB

After Optimization

2.5 MB

In fact, the total size of Khan4u.lxb.ir main page is 2.7 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. 25% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 87.1 kB

Original 104.8 kB
After minification 102.9 kB
After compression 17.7 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 87.1 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 103.9 kB

Original 2.5 MB
After minification 2.4 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. Khan 4 U Lxb images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 46.8 kB

Original 76.1 kB
After minification 72.4 kB
After compression 29.2 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 46.8 kB or 62% of the original size.

CSS Optimization

-83%

Potential reduce by 11.2 kB

Original 13.5 kB
After minification 11.8 kB
After compression 2.3 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. Khan4u.lxb.ir needs all CSS files to be minified and compressed as it can save up to 11.2 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Khan 4 U Lxb. 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.

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

High

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

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

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

High

Document uses plugins

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 Khan4u.lxb.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 Khan4u.lxb.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

khan4u.lxb.ir

Open Graph description is not detected on the main page of Khan 4 U Lxb. 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

منظره نگر

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

khan4u.lxb.ir

c.css

88.gif

audio-player.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

khan4u.lxb.ir

c.css

88.gif

audio-player.js

show.php

rating.css

rating.js

azan.htm

26.png

12.jpg

1%D8%A8%D8%A8%D8%B1.jpg

nod32.jpg

setarelink.gif

MNR3.jpg

MNR2.jpg

MNR_Hanoozam.jpeg

wanted-06.jpg

Salman_Khan.jpg

staticp.png

1.jpg

2.jpg

22.gif

3.jpg

8.jpg

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6.jpg

41.png

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44.png

rsregm.php

khan4u.jpg

newscode.php

40.png

43.png

10.jpg

26.gif

27.gif

28.gif

29.gif

captcha_code_file.php

21.jpg

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25.png

5.jpg