6.9 sec in total
340 ms
6.5 sec
137 ms
Click here to check amazing Edu Course content for Russia. Otherwise, check out these important facts you probably never knew about edu-course.ru
Курсы обучения, вузы, колледжи, учебные заведения в Москве и России. Высшее образование, онлайн обучение, бесплатное обучение в России. Репетиторы. Профессии, куда поступить абитуриенту.
Visit edu-course.ruWe analyzed Edu-course.ru page load time and found that the first response time was 340 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
edu-course.ru performance score
name
value
score
weighting
Value5.0 s
9/100
10%
Value5.8 s
16/100
25%
Value6.7 s
36/100
10%
Value280 ms
80/100
30%
Value0.045
99/100
15%
Value9.1 s
33/100
10%
340 ms
4595 ms
165 ms
429 ms
600 ms
Our browser made a total of 75 requests to load all elements on the main page. We found that 67% of them (50 requests) were addressed to the original Edu-course.ru, 8% (6 requests) were made to Tpc.googlesyndication.com and 7% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (4.6 sec) belongs to the original domain Edu-course.ru.
Page size can be reduced by 576.1 kB (64%)
902.5 kB
326.5 kB
In fact, the total size of Edu-course.ru main page is 902.5 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. 40% of websites need less resources to load. Javascripts take 698.3 kB which makes up the majority of the site volume.
Potential reduce by 33.2 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 11.0 kB, which is 28% 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 33.2 kB or 84% of the original size.
Potential reduce by 5.5 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. Edu Course images are well optimized though.
Potential reduce by 480.4 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 480.4 kB or 69% of the original size.
Potential reduce by 56.9 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. Edu-course.ru needs all CSS files to be minified and compressed as it can save up to 56.9 kB or 77% of the original size.
Number of requests can be reduced by 45 (63%)
71
26
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Edu Course. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 28 to 1 for CSS and as a result speed up the page load time.
edu-course.ru
340 ms
www.edu-course.ru
4595 ms
jquery.ui.all.css
165 ms
jquery-1.7.2.min.js
429 ms
jquery-ui-1.8.20.js
600 ms
jquery.ui.datepicker-ru.js
174 ms
jquery.validate.min.js
263 ms
jquery.validate.unobtrusive.min.js
179 ms
common.js
249 ms
all.css
262 ms
adsbygoogle.js
5 ms
jquery.watermark.min.js
281 ms
jquery.threedots.js
303 ms
top100.jcn
368 ms
share42.js
270 ms
jquery.ui.base.css
187 ms
jquery.ui.theme.css
208 ms
jquery.ui.core.css
88 ms
jquery.ui.resizable.css
89 ms
jquery.ui.selectable.css
108 ms
jquery.ui.accordion.css
111 ms
jquery.ui.autocomplete.css
159 ms
jquery.ui.button.css
174 ms
jquery.ui.dialog.css
174 ms
jquery.ui.slider.css
196 ms
jquery.ui.tabs.css
192 ms
jquery.ui.datepicker.css
242 ms
jquery.ui.progressbar.css
257 ms
common.css
86 ms
profile.css
90 ms
header.css
92 ms
search.css
88 ms
buttons.css
88 ms
city.css
90 ms
display.css
168 ms
catalog.css
172 ms
navigation.css
174 ms
photo.css
175 ms
grid.css
182 ms
filter.css
185 ms
custom.css
252 ms
ca-pub-3818067868716576.js
128 ms
zrt_lookup.html
123 ms
show_ads_impl.js
68 ms
logo.png
148 ms
login.png
147 ms
bg_yellow_button_a.png
148 ms
bg_yellow_button_span.png
146 ms
category-art.png
147 ms
category-professional.png
146 ms
category-sport.png
185 ms
category-education.png
189 ms
search-background.png
192 ms
search-button.png
186 ms
top100.scn
145 ms
ga.js
78 ms
watch.js
187 ms
hit
259 ms
ads
233 ms
icons.png
87 ms
osd.js
29 ms
__utm.gif
30 ms
ads
200 ms
ads
172 ms
watch.js
443 ms
hit
139 ms
15604023391667722868
42 ms
abg.js
44 ms
m_js_controller.js
53 ms
googlelogo_color_112x36dp.png
29 ms
s
34 ms
x_button_blue2.png
34 ms
imgad
9 ms
nessie_icon_thin_arrow_big_white.png
9 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
10 ms
edu-course.ru accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
edu-course.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
edu-course.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Edu-course.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Edu-course.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.
edu-course.ru
Open Graph description is not detected on the main page of Edu Course. 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: