4.5 sec in total
324 ms
3.5 sec
631 ms
Welcome to ru.onlinemschool.com homepage info - get ready to check Ru Onlinemschool best content for Russia right away, or after learning these important things about ru.onlinemschool.com
Сайт для изучения математики онлайн. Онлайн калькуляторы и тренажеры для разных видов математических задач.
Visit ru.onlinemschool.comWe analyzed Ru.onlinemschool.com page load time and found that the first response time was 324 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
ru.onlinemschool.com performance score
name
value
score
weighting
Value2.5 s
66/100
10%
Value2.5 s
89/100
25%
Value4.2 s
77/100
10%
Value1,710 ms
11/100
30%
Value0.001
100/100
15%
Value8.7 s
36/100
10%
324 ms
91 ms
248 ms
99 ms
81 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 16% of them (8 requests) were addressed to the original Ru.onlinemschool.com, 16% (8 requests) were made to Pagead2.googlesyndication.com and 12% (6 requests) were made to S0.2mdn.net. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Skywarts.ru.
Page size can be reduced by 177.8 kB (49%)
362.5 kB
184.7 kB
In fact, the total size of Ru.onlinemschool.com main page is 362.5 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. 55% of websites need less resources to load. Javascripts take 197.4 kB which makes up the majority of the site volume.
Potential reduce by 24.5 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. 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 24.5 kB or 75% of the original size.
Potential reduce by 729 B
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. Ru Onlinemschool images are well optimized though.
Potential reduce by 122.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 122.8 kB or 62% of the original size.
Potential reduce by 29.7 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. Ru.onlinemschool.com needs all CSS files to be minified and compressed as it can save up to 29.7 kB or 74% of the original size.
Number of requests can be reduced by 27 (59%)
46
19
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ru Onlinemschool. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.
ru.onlinemschool.com
324 ms
style_046.css
91 ms
jquery-1.3.2.min.js
248 ms
brand
99 ms
show_ads.js
81 ms
542 ms
brand
143 ms
reg-1.005.js
288 ms
oms_calc.js
248 ms
logo2.png
322 ms
GooglePlay.png
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openapi.js
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google_custom_search_watermark.gif
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ca-pub-2666212829025044.js
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zrt_lookup.html
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show_ads_impl.js
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oms-1.ttf
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eda46b9d812342f8253646b68b581707.gif
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ga.js
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watch.js
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ads
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osd.js
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ads
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__utm.gif
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s_0RvSCueFxi_100344706.html
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abg.js
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m_js_controller.js
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googlelogo_color_112x36dp.png
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creative_add_on.js
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modernizr_2.8.3_ec185bb44fe5e6bf7455d6e8ef37ed0e_no-classes.js
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tman.cgi
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lidar.js
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x_button_blue2.png
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Rf2QnA3orEL6Eez56HJgxRuQ77qJyxbefnbSCBE0iUQ.js
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index.html
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TweenMax.min.js
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surly.js
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spritesheet.png
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partnerLogo.jpg
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cdwLogo.png
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ba.html
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ci.png
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activeview
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ru.onlinemschool.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<frame> or <iframe> elements do not have a title
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
ru.onlinemschool.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
ru.onlinemschool.com 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
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ru.onlinemschool.com 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 Ru.onlinemschool.com 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.
ru.onlinemschool.com
Open Graph description is not detected on the main page of Ru Onlinemschool. 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: