9.1 sec in total
614 ms
6.5 sec
2 sec
Welcome to viro.ispringonline.ru homepage info - get ready to check Viro ISpring Online best content for Russia right away, or after learning these important things about viro.ispringonline.ru
iSpring Learn – платформа для дистанционного обучения сотрудников, онлайн-тестирования и вебинаров. Попробуйте бесплатно!
Visit viro.ispringonline.ruWe analyzed Viro.ispringonline.ru page load time and found that the first response time was 614 ms and then it took 8.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
viro.ispringonline.ru performance score
name
value
score
weighting
Value6.8 s
1/100
10%
Value11.1 s
0/100
25%
Value14.3 s
1/100
10%
Value27,190 ms
0/100
30%
Value0.009
100/100
15%
Value39.0 s
0/100
10%
614 ms
568 ms
852 ms
401 ms
169 ms
Our browser made a total of 95 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Viro.ispringonline.ru, 51% (48 requests) were made to Ispring.ru and 7% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Ispring.ru.
Page size can be reduced by 175.1 kB (20%)
857.5 kB
682.4 kB
In fact, the total size of Viro.ispringonline.ru main page is 857.5 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. 60% of websites need less resources to load. Images take 530.7 kB which makes up the majority of the site volume.
Potential reduce by 128.8 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 36.0 kB, which is 24% 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 128.8 kB or 85% of the original size.
Potential reduce by 37.8 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. Viro ISpring Online images are well optimized though.
Potential reduce by 5.8 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. This website has mostly compressed JavaScripts.
Potential reduce by 2.7 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. Viro.ispringonline.ru has all CSS files already compressed.
Number of requests can be reduced by 47 (59%)
79
32
The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Viro ISpring Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
viro.ispringonline.ru
614 ms
ispring-online
568 ms
ispring-online
852 ms
ispring-learn
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css
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css
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css
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template_fc2f05fceb6daac4bc6278f26897ac30_v1.css
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y.c.js
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stats-1.8.js
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template_6e2b99bba21916f065c18d91c2d3643d_v1.js
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page_d721e0d6fb6507ac81e30f65e3635a4d_v1.js
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gtm_common.js
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gtm_ru.js
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conversion_async.js
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cbh.js
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loader.js
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analytics.js
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mincom.svg
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search-v3.svg
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cart-v3.svg
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account-v3.svg
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header_logo_ispring-v4.svg
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service-icon.svg
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header_list-item-icon.svg
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online.svg
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submenu-arrow.svg
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pixel-grey.gif
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play.svg
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sdo_sprite_redesign_20221004094335.png
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brands.png
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studies.svg
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courses.svg
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steps.svg
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calendar.svg
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longread.svg
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certificate.svg
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users.svg
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logo_ispring_black.svg
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ecommerce.js
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collect
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EuclidCircularB-Regular.woff
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standards.svg
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cbh.js
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ba.js
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code.js
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print.css
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gtm.js
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optimize.js
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insight.min.js
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openapi.js
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track.js
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tr.lfeeder.com
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stat.callbackhunter.com
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en.min.js
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ru.min.js
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viro.ispringonline.ru 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
<object> elements do not have alternate text
viro.ispringonline.ru 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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
viro.ispringonline.ru 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
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Viro.ispringonline.ru 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 Viro.ispringonline.ru 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.
viro.ispringonline.ru
Open Graph description is not detected on the main page of Viro ISpring Online. 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: