19.7 sec in total
1.1 sec
18.1 sec
391 ms
Welcome to cb.doe.ir homepage info - get ready to check Cb Doe best content for Iran right away, or after learning these important things about cb.doe.ir
پورتال سازمان حفاظت محیط زیست-
Visit cb.doe.irWe analyzed Cb.doe.ir page load time and found that the first response time was 1.1 sec and then it took 18.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. This domain responded with an error, which can significantly jeopardize Cb.doe.ir rating and web reputation
cb.doe.ir performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value4.6 s
35/100
25%
Value27.9 s
0/100
10%
Value90 ms
99/100
30%
Value0.11
87/100
15%
Value4.8 s
79/100
10%
1132 ms
380 ms
6177 ms
661 ms
1319 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that all of those requests were addressed to Cb.doe.ir and no external sources were called. The less responsive or slowest element that took the longest time to load (9.7 sec) belongs to the original domain Cb.doe.ir.
Page size can be reduced by 288.2 kB (65%)
440.6 kB
152.4 kB
In fact, the total size of Cb.doe.ir main page is 440.6 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. 15% of websites need less resources to load. Javascripts take 222.4 kB which makes up the majority of the site volume.
Potential reduce by 111.4 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 17.7 kB, which is 13% 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 111.4 kB or 83% of the original size.
Potential reduce by 1.6 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. Cb Doe images are well optimized though.
Potential reduce by 167.1 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 167.1 kB or 75% of the original size.
Potential reduce by 8.1 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. Cb.doe.ir needs all CSS files to be minified and compressed as it can save up to 8.1 kB or 83% of the original size.
Number of requests can be reduced by 44 (63%)
70
26
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cb Doe. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
cb.doe.ir
1132 ms
home
380 ms
6177 ms
Portal.css
661 ms
SpryEffects.js
1319 ms
WebpartSlider.js
717 ms
jquery-1.6.2.min.js
2210 ms
jquery.ui.core.min.js
814 ms
Style.aspx
1024 ms
imenus.js
342 ms
imenu.js
363 ms
iscroll.js
408 ms
LinkMenu.js
519 ms
pt.js
383 ms
BG.jpg
338 ms
logocharmahal.jpg
1081 ms
search-box.gif
386 ms
Search1.gif
453 ms
spacer.gif
383 ms
menu-rep.gif
846 ms
arrow_down.gif
864 ms
RightBgTopLinks.gif
875 ms
Img_Box_Left_LT.gif
855 ms
spacer.gif
1784 ms
Img_Box_Left_RT.gif
1162 ms
Img_R_B.gif
1190 ms
ShowPicture.aspx
2331 ms
ShowPicture.aspx
1751 ms
ShowPicture.aspx
1820 ms
ShowPicture.aspx
1855 ms
ShowPicture.aspx
3954 ms
ShowPicture.aspx
2828 ms
ShowPicture.aspx
8157 ms
ShowPicture.aspx
4283 ms
ShowPicture.aspx
3321 ms
ShowPicture.aspx
3829 ms
ShowPicture.aspx
3333 ms
ShowPicture.aspx
4241 ms
ShowPicture.aspx
8157 ms
ShowPicture.aspx
4950 ms
Abstract-blue-gerana-Border_01.gif
4309 ms
Abstract-blue-gerana-Border_02.gif
4569 ms
Abstract-blue-gerana-Border_03.gif
4610 ms
s-flash.gif
4708 ms
flasher.gif
4874 ms
Internal_35.jpg
6000 ms
Internal_50.jpg
5055 ms
Img_Box_Left_LB.gif
5203 ms
Img_Box_Left_RB.gif
5292 ms
ShowObjectPicture.aspx
5231 ms
ShowObjectPicture.aspx
5269 ms
ShowObjectPicture.aspx
5379 ms
blank.gif
6175 ms
ShowObjectPicture.aspx
5556 ms
ShowObjectPicture.aspx
5314 ms
ShowObjectPicture.aspx
5499 ms
rss.gif
5513 ms
ShowPicture.aspx
5653 ms
ShowPicture.aspx
5983 ms
ShowPicture.aspx
9655 ms
Img_Box_Right_LT.gif
5766 ms
Img_Box_Right_RT.gif
5198 ms
right_menu_001.gif
5582 ms
ShowObjectPicture.aspx
5552 ms
ShowObjectPicture.aspx
5707 ms
ShowObjectPicture.aspx
5416 ms
keyword.gif
4609 ms
login.png
5728 ms
Img_Box_Right_BL.gif
4503 ms
Img_Box_Right_RB.gif
5411 ms
bot-line-rep.gif
4283 ms
arrow_sub_up.gif
4405 ms
arrow_sub_down.gif
4351 ms
blank.gif
1546 ms
blank.gif
1427 ms
blank.gif
1920 ms
blank.gif
1013 ms
cb.doe.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.
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
cb.doe.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
General
Impact
Issue
Detected JavaScript libraries
cb.doe.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
FA
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cb.doe.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 Cb.doe.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.
cb.doe.ir
Open Graph description is not detected on the main page of Cb Doe. 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: