11.5 sec in total
4.6 sec
6.4 sec
465 ms
Welcome to cero.ir homepage info - get ready to check Cero best content for Iran right away, or after learning these important things about cero.ir
فروش محصولات دانلودی و بازاریابی فایل سِرو - تحقیق، مقاله و پروژه دانشجویی و درآمد اینترنتی
Visit cero.irWe analyzed Cero.ir page load time and found that the first response time was 4.6 sec and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster. This domain responded with an error, which can significantly jeopardize Cero.ir rating and web reputation
cero.ir performance score
name
value
score
weighting
Value1.9 s
87/100
10%
Value2.5 s
89/100
25%
Value4.2 s
77/100
10%
Value20 ms
100/100
30%
Value0.732
6/100
15%
Value3.9 s
89/100
10%
4582 ms
333 ms
506 ms
1259 ms
521 ms
Our browser made a total of 57 requests to load all elements on the main page. We found that all of those requests were addressed to Cero.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 Cero.ir.
Page size can be reduced by 1.7 MB (54%)
3.3 MB
1.5 MB
In fact, the total size of Cero.ir main page is 3.3 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. 65% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 358.3 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 358.3 kB or 95% of the original size.
Potential reduce by 212.6 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. Obviously, Cero needs image optimization as it can save up to 212.6 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.1 MB
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 1.1 MB or 80% of the original size.
Potential reduce by 48.0 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. Cero.ir needs all CSS files to be minified and compressed as it can save up to 48.0 kB or 83% of the original size.
Number of requests can be reduced by 6 (12%)
52
46
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cero. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
cero.ir
4582 ms
DefaultStyle.css
333 ms
jquery-1.9.1.min.js
506 ms
livicons1.3.min.js
1259 ms
raphael-min.js
521 ms
tooltip.js
168 ms
style.css
258 ms
jquery.form-validator.min.js
325 ms
jquery-ui.js
745 ms
jquery-ui.css
418 ms
menu.js
326 ms
bg.png
97 ms
close.gif
170 ms
AdminLogo_2016-3-16-15-47-20-157.jpg
169 ms
Slid_2015-11-27-19-35-54-485.jpg
168 ms
Slid_2016-1-4-0-45-8-964.jpg
636 ms
Slid_2016-3-16-16-36-13-974.jpg
634 ms
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634 ms
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631 ms
default11.jpg
632 ms
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642 ms
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636 ms
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637 ms
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642 ms
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643 ms
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643 ms
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645 ms
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645 ms
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646 ms
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647 ms
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647 ms
bank.png
649 ms
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665 ms
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665 ms
footer-socials-03.png
666 ms
footer-socials-04.png
674 ms
login2.jpg
682 ms
Yekan.woff
607 ms
BKoodakBold.woff
631 ms
dar.png
625 ms
sup.png
630 ms
help.png
167 ms
ser.png
169 ms
noisy.png
167 ms
sep.png
244 ms
top-arrow.png
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ui-bg_flat_75_ffffff_40x100.png
244 ms
cero.ir accessibility score
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
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
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
cero.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
cero.ir SEO score
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cero.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 Cero.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.
cero.ir
Open Graph description is not detected on the main page of Cero. 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: