19.8 sec in total
4.3 sec
15.3 sec
282 ms
Visit cbo.ir now to see the best up-to-date Cbo content for Iran and also check out these interesting facts you probably never knew about cbo.ir
Visit cbo.irWe analyzed Cbo.ir page load time and found that the first response time was 4.3 sec and then it took 15.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
cbo.ir performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value8.4 s
2/100
25%
Value13.0 s
2/100
10%
Value170 ms
92/100
30%
Value0.094
91/100
15%
Value7.4 s
49/100
10%
4303 ms
428 ms
658 ms
872 ms
1092 ms
Our browser made a total of 106 requests to load all elements on the main page. We found that all of those requests were addressed to Cbo.ir and no external sources were called. The less responsive or slowest element that took the longest time to load (4.6 sec) belongs to the original domain Cbo.ir.
Page size can be reduced by 389.0 kB (39%)
985.5 kB
596.5 kB
In fact, the total size of Cbo.ir main page is 985.5 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. 15% of websites need less resources to load. Images take 536.4 kB which makes up the majority of the site volume.
Potential reduce by 85.3 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 85.3 kB or 83% of the original size.
Potential reduce by 36.4 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. Cbo images are well optimized though.
Potential reduce by 188.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 188.3 kB or 74% of the original size.
Potential reduce by 78.9 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. Cbo.ir needs all CSS files to be minified and compressed as it can save up to 78.9 kB or 85% of the original size.
Number of requests can be reduced by 31 (30%)
105
74
The browser has sent 105 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cbo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.
cbo.ir
4303 ms
system.base.css
428 ms
system.base-rtl.css
658 ms
views_slideshow.css
872 ms
simplenews.css
1092 ms
date.css
1153 ms
date-rtl.css
1156 ms
domain_nav.css
1312 ms
back_to_top.css
1360 ms
ckeditor.css
1373 ms
ckeditor-rtl.css
1526 ms
colorbox.css
1359 ms
ctools.css
1385 ms
rate.css
1533 ms
video.css
1592 ms
print_ui.theme.css
1588 ms
print_ui.theme-rtl.css
1754 ms
views_slideshow_cycle.css
1793 ms
quicktabs.css
1935 ms
default.css
2806 ms
jquery.min.js
3047 ms
jquery.once.js
2044 ms
drupal.js
2406 ms
jquery.ui.effect.min.js
2459 ms
views_slideshow.js
2594 ms
back_to_top.js
2476 ms
progress.js
2820 ms
fa_DBBPqviJRzwKFzlsikQYaWG4hLeZ7_K6_av-26Rw-pI.js
2919 ms
jquery.colorbox-min.js
2916 ms
colorbox.js
3013 ms
video.js
3231 ms
jquery.cycle.all.js
3875 ms
views_slideshow_cycle.js
3785 ms
quicktabs.js
3357 ms
header.jpg
662 ms
search.png
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contact_manager.jpg
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archive.png
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BBCNassim.woff
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DroidNaskh-Regular.woff
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Yekan.woff
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DroidNaskh-Bold.woff
3310 ms
8520.jpg
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quicktab.png
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photo_2016-02-08_10-00-21.jpg
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3_1.jpg
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player_57.png
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player_43.png
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player2.jpg
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player2.jpg
3220 ms
multi.png
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apps.png
3035 ms
multimedia.png
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publishers.png
3013 ms
education.png
3039 ms
map.png
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images.jpg
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fooladi.jpg
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photo_2016-01-18_13-03-23.jpg
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images_2_0.jpg
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images_0.jpg
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footer.gif
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footer-icons.png
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gototop.png
3001 ms
cbo.ir accessibility score
ARIA
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.
Impact
Issue
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
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
Image elements do not have [alt] attributes
Links do not have a discernible 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>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
cbo.ir best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
cbo.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 uses 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 Cbo.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 Cbo.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.
cbo.ir
Open Graph description is not detected on the main page of Cbo. 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: