7 sec in total
424 ms
5.6 sec
910 ms
Welcome to ucvt.org homepage info - get ready to check Ucvt best content for Russia right away, or after learning these important things about ucvt.org
Многопрофильные компьютерные курсы в Санкт-Петербурге. Информатика и программирование для школьников со 2 класса. Повышение квалификации педагогов в области ИКТ. Компьютерные курсы для начинающих, для...
Visit ucvt.orgWe analyzed Ucvt.org page load time and found that the first response time was 424 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
ucvt.org performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value4.4 s
38/100
25%
Value8.0 s
21/100
10%
Value2,960 ms
3/100
30%
Value0.033
100/100
15%
Value18.8 s
3/100
10%
424 ms
749 ms
138 ms
263 ms
379 ms
Our browser made a total of 118 requests to load all elements on the main page. We found that 80% of them (94 requests) were addressed to the original Ucvt.org, 5% (6 requests) were made to Youtube.com and 2% (2 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Ucvt.org.
Page size can be reduced by 2.9 MB (48%)
6.0 MB
3.1 MB
In fact, the total size of Ucvt.org main page is 6.0 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. 80% 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 5.2 MB which makes up the majority of the site volume.
Potential reduce by 83.5 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 21.2 kB, which is 21% 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 83.5 kB or 83% of the original size.
Potential reduce by 2.4 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. Obviously, Ucvt needs image optimization as it can save up to 2.4 MB or 46% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 30.4 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 30.4 kB or 17% of the original size.
Potential reduce by 407.6 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. Ucvt.org needs all CSS files to be minified and compressed as it can save up to 407.6 kB or 75% of the original size.
Number of requests can be reduced by 51 (46%)
110
59
The browser has sent 110 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ucvt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
ucvt.org
424 ms
ucvt.org
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bootstrap.min.css
138 ms
theme.css
263 ms
bootstrap-reset.css
379 ms
font-awesome.css
381 ms
lightbox.css
379 ms
animate.css
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owl.carousel.css
382 ms
owl.theme.default.min.css
387 ms
lightslider.css
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component.css
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style.css
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mistakes.css
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style-responsive.css
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parallax-slider.css
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jquery-1.8.3.min.js
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wow.min.js
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modernizr.custom.28468.js
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lightbox.js
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custom.js
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js
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bootstrap.min.js
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hover-dropdown.js
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jquery.parallax-1.1.3.js
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owl.carousel.min.js
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jquery.easing.min.js
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link-hover.js
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jquery.cslider.js
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common-scripts.js
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active.js
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jquery.maskedinput.min.js
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readmore.js
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lightslider.js
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callibri.js
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mistakes.js
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font-awesome.min.css
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fonts.css
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icofont.css
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openapi.js
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close.png
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loading.gif
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prev.png
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next.png
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base.js
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fetch-polyfill.js
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ucvt.org 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
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
ucvt.org 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
Browser errors were logged to the console
Page has valid source maps
ucvt.org 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
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ucvt.org can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Ucvt.org 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.
ucvt.org
Open Graph data is detected on the main page of Ucvt. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: