3.4 sec in total
780 ms
2.4 sec
194 ms
Click here to check amazing Onlineclassroom content. Otherwise, check out these important facts you probably never knew about onlineclassroom.ru
Наши online-школы иностранных языков сочетают лучшие российские и зарубежные методики преподавания иностранных языков с новейшими информационно-коммуникативными и психолингвистическими образовательным...
Visit onlineclassroom.ruWe analyzed Onlineclassroom.ru page load time and found that the first response time was 780 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
onlineclassroom.ru performance score
name
value
score
weighting
Value3.2 s
44/100
10%
Value3.3 s
69/100
25%
Value4.6 s
71/100
10%
Value180 ms
92/100
30%
Value0.084
93/100
15%
Value3.4 s
93/100
10%
780 ms
589 ms
1249 ms
349 ms
350 ms
Our browser made a total of 18 requests to load all elements on the main page. We found that all of those requests were addressed to Onlineclassroom.ru and no external sources were called. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Onlineclassroom.ru.
Page size can be reduced by 225.3 kB (81%)
278.6 kB
53.2 kB
In fact, the total size of Onlineclassroom.ru main page is 278.6 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. 15% of websites need less resources to load. CSS take 140.7 kB which makes up the majority of the site volume.
Potential reduce by 15.2 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. 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 15.2 kB or 77% of the original size.
Potential reduce by 776 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. Onlineclassroom images are well optimized though.
Potential reduce by 88.9 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 88.9 kB or 81% of the original size.
Potential reduce by 120.5 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. Onlineclassroom.ru needs all CSS files to be minified and compressed as it can save up to 120.5 kB or 86% of the original size.
Number of requests can be reduced by 7 (41%)
17
10
The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Onlineclassroom. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
onlineclassroom.ru
780 ms
styles.php
589 ms
styles.php
1249 ms
spellChecker.js
349 ms
javascript-static.js
350 ms
javascript-mod.php
1510 ms
overlib.js
474 ms
overlib_cssstyle.js
464 ms
cookies.js
464 ms
ufo.js
579 ms
dropdown.js
580 ms
overlib.cfg.php
597 ms
switch_minus.gif
131 ms
course.gif
126 ms
Zai_ti_gostem.png
154 ms
guest.gif
155 ms
moodlelogo.gif
153 ms
gradient.jpg
123 ms
onlineclassroom.ru accessibility score
onlineclassroom.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
onlineclassroom.ru SEO score
RU
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Onlineclassroom.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed English language. Our system also found out that Onlineclassroom.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.
onlineclassroom.ru
Open Graph description is not detected on the main page of Onlineclassroom. 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: