9.4 sec in total
961 ms
6.4 sec
2 sec
Click here to check amazing Online Teacher content for Russia. Otherwise, check out these important facts you probably never knew about online-teacher.ru
Английский по Скайпу. Иностранные языки с репетитором. Дистанционное обучение, онлайн-курсы платные и бесплатные уроки.
Visit online-teacher.ruWe analyzed Online-teacher.ru page load time and found that the first response time was 961 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.
online-teacher.ru performance score
name
value
score
weighting
Value3.2 s
42/100
10%
Value6.5 s
8/100
25%
Value7.2 s
30/100
10%
Value420 ms
66/100
30%
Value0.463
19/100
15%
Value11.8 s
17/100
10%
961 ms
419 ms
290 ms
396 ms
148 ms
Our browser made a total of 99 requests to load all elements on the main page. We found that 36% of them (36 requests) were addressed to the original Online-teacher.ru, 12% (12 requests) were made to Vk.com and 10% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Online-teacher.ru.
Page size can be reduced by 440.8 kB (55%)
801.2 kB
360.4 kB
In fact, the total size of Online-teacher.ru main page is 801.2 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. 65% of websites need less resources to load. Javascripts take 393.7 kB which makes up the majority of the site volume.
Potential reduce by 79.5 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 79.5 kB or 79% of the original size.
Potential reduce by 29.8 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. Obviously, Online Teacher needs image optimization as it can save up to 29.8 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 265.1 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 265.1 kB or 67% of the original size.
Potential reduce by 66.4 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. Online-teacher.ru needs all CSS files to be minified and compressed as it can save up to 66.4 kB or 80% of the original size.
Number of requests can be reduced by 41 (43%)
95
54
The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Online Teacher. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
online-teacher.ru
961 ms
style.css
419 ms
media.css
290 ms
openapi.js
396 ms
plusone.js
148 ms
share.js
104 ms
all.js
325 ms
include.js
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phone.jpg
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v2.jpg
2485 ms
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629 ms
logo.jpg
1047 ms
flags.jpg
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main_menu_bg.png
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offer_bg.png
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offer_r_bg.jpg
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button_offer.png
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flags_down.jpg
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cont_top1.jpg
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list_style_cont.png
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button.png
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mootree_loader.gif
1933 ms
button_itog.png
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footer.jpg
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ga.js
174 ms
cb=gapi.loaded_0
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cb=gapi.loaded_1
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fastbutton
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style_new.css
1971 ms
jquery.min.js
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upload.gif
334 ms
widget_community.php
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postmessageRelay
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loader_nav19239_3.js
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lite.css
460 ms
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lang3_0.js
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widget_community.css
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watch.js
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like_box.php
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online-teacher.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
[id] attributes on active, focusable elements are not unique
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
Links do not have a discernible name
online-teacher.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
Missing source maps for large first-party JavaScript
online-teacher.ru SEO score
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 Online-teacher.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 Online-teacher.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.
online-teacher.ru
Open Graph description is not detected on the main page of Online Teacher. 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: