5.6 sec in total
964 ms
4.1 sec
565 ms
Click here to check amazing School Box content for Russia. Otherwise, check out these important facts you probably never knew about school-box.ru
Отличное место для вашего сайта с защитой от взломов и быстрым временем открытия страниц.
Visit school-box.ruWe analyzed School-box.ru page load time and found that the first response time was 964 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
school-box.ru performance score
name
value
score
weighting
Value4.0 s
22/100
10%
Value5.1 s
24/100
25%
Value16.2 s
0/100
10%
Value1,460 ms
15/100
30%
Value0.33
34/100
15%
Value33.9 s
0/100
10%
964 ms
169 ms
178 ms
187 ms
192 ms
Our browser made a total of 169 requests to load all elements on the main page. We found that 43% of them (72 requests) were addressed to the original School-box.ru, 8% (13 requests) were made to Vk.com and 6% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Front.facetz.net.
Page size can be reduced by 824.5 kB (30%)
2.7 MB
1.9 MB
In fact, the total size of School-box.ru main page is 2.7 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. 70% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 164.2 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 24.2 kB, which is 13% 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 164.2 kB or 85% of the original size.
Potential reduce by 42.2 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. School Box images are well optimized though.
Potential reduce by 516.3 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 516.3 kB or 68% of the original size.
Potential reduce by 101.9 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. School-box.ru needs all CSS files to be minified and compressed as it can save up to 101.9 kB or 81% of the original size.
Number of requests can be reduced by 79 (48%)
165
86
The browser has sent 165 CSS, Javascripts, AJAX and image requests in order to completely render the main page of School Box. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 47 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
school-box.ru
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school-box.ru 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
Form elements do not have associated labels
Links do not have a discernible name
school-box.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
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
school-box.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise School-box.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 School-box.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.
school-box.ru
Open Graph description is not detected on the main page of School Box. 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: