48.6 sec in total
555 ms
22.2 sec
25.8 sec
Welcome to vcv.ir homepage info - get ready to check VCV best content for Iran right away, or after learning these important things about vcv.ir
VCV: Modern English textbooks specifically for Iranian students of English وی سی وی: سیستم و مجموعه کتب برای آموزش زبان انگلیسی به کودکان، نوجوانان و بزرگسالان
Visit vcv.irWe analyzed Vcv.ir page load time and found that the first response time was 555 ms and then it took 48 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
vcv.ir performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value8.8 s
1/100
25%
Value14.1 s
1/100
10%
Value3,520 ms
1/100
30%
Value1
2/100
15%
Value17.4 s
4/100
10%
555 ms
1064 ms
499 ms
685 ms
716 ms
Our browser made a total of 225 requests to load all elements on the main page. We found that 41% of them (93 requests) were addressed to the original Vcv.ir, 28% (63 requests) were made to Contents.vcv.ir and 13% (29 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source Trustseal.enamad.ir.
Page size can be reduced by 1.7 MB (10%)
16.0 MB
14.3 MB
In fact, the total size of Vcv.ir main page is 16.0 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 15.0 MB which makes up the majority of the site volume.
Potential reduce by 259.0 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 127.1 kB, which is 44% 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 259.0 kB or 89% of the original size.
Potential reduce by 1.2 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. VCV images are well optimized though.
Potential reduce by 79.3 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 79.3 kB or 18% of the original size.
Potential reduce by 108.5 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. Vcv.ir needs all CSS files to be minified and compressed as it can save up to 108.5 kB or 38% of the original size.
Number of requests can be reduced by 63 (30%)
209
146
The browser has sent 209 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VCV. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.
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vcv.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
<frame> or <iframe> elements do not have a title
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
vcv.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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
vcv.ir SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Vcv.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 Vcv.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.
vcv.ir
Open Graph data is detected on the main page of VCV. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: