Access derby.ir. انجمـن تخصصي فوتبال Derby

derby.ir screenshot

53

Performance

Renders faster than
70% of other websites
58

Accessibility

Visual factors better than
that of 25% of websites
75

Best Practices

More advanced features
available than in
35% of websites
92

SEO

Google-friendlier than
74% of websites

First Response

1.3 sec

Resources Loaded

8.8 sec

Page Rendered

817 ms

derby.ir screenshot

About Website

Click here to check amazing Derby content for Iran. Otherwise, check out these important facts you probably never knew about derby.ir

دانلود کلیپ فوتبال HD دانلود گلهای فوتبال دانلود مستقیم فیلم فوتبال فروشگاه فیلم های فوتبال بازیهای استقلال پرسپولیس دانلود مسی دانلود رونالدو

Visit derby.ir

Key Findings

We analyzed Derby.ir page load time and found that the first response time was 1.3 sec and then it took 9.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.388

26/100

15%

TTI (Time to Interactive)

Value4.7 s

80/100

10%

forum.php

1291 ms

yuiloader-dom-event.js

622 ms

connection-min.js

423 ms

vbulletin-core.js

634 ms

css.php

713 ms

Our browser made a total of 161 requests to load all elements on the main page. We found that 96% of them (154 requests) were addressed to the original Derby.ir, 1% (2 requests) were made to Cdn.zarinpal.com and 1% (1 request) were made to Zarinpal.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Derby.ir.

Content Size

1.6 MB

After Optimization

1.3 MB

In fact, the total size of Derby.ir main page is 1.6 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. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 266.8 kB

Original 296.3 kB
After minification 276.0 kB
After compression 29.6 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 266.8 kB or 90% of the original size.

Image Optimization

-3%

Potential reduce by 39.9 kB

Original 1.2 MB
After minification 1.1 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. Derby images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 7.1 kB

Original 92.4 kB
After minification 92.4 kB
After compression 85.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-5%

Potential reduce by 196 B

Original 4.2 kB
After minification 4.2 kB
After compression 4.0 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. Derby.ir has all CSS files already compressed.

Requests Now

158

After Optimization

94

The browser has sent 158 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Derby. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 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

[role]s do not have all required [aria-*] attributes

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Image elements do not have [alt] attributes

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

Language and Encoding

Language Detected

FA
Language Claimed

FA
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Derby.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 Derby.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

derby.ir

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