5 sec in total
497 ms
4.4 sec
143 ms
Visit c-stud.ru now to see the best up-to-date C Stud content for Russia and also check out these interesting facts you probably never knew about c-stud.ru
Лучший сайт для студентов технических специальностей! Только у нас полные курсовые работы, расчетные и лабораторные, чертежи в Компас и AutoCad, литература и лекции.
Visit c-stud.ruWe analyzed C-stud.ru page load time and found that the first response time was 497 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
c-stud.ru performance score
name
value
score
weighting
Value5.6 s
5/100
10%
Value13.6 s
0/100
25%
Value11.6 s
4/100
10%
Value1,790 ms
10/100
30%
Value0.039
100/100
15%
Value18.2 s
3/100
10%
497 ms
523 ms
120 ms
239 ms
344 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 64% of them (49 requests) were addressed to the original C-stud.ru, 16% (12 requests) were made to Ulogin.ru and 5% (4 requests) were made to Top-fwz1.mail.ru. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain C-stud.ru.
Page size can be reduced by 149.1 kB (9%)
1.6 MB
1.4 MB
In fact, the total size of C-stud.ru main page is 1.6 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. 45% of websites need less resources to load. Images take 802.0 kB which makes up the majority of the site volume.
Potential reduce by 68.7 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 68.7 kB or 81% of the original size.
Potential reduce by 49.5 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. C Stud images are well optimized though.
Potential reduce by 13.8 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. This website has mostly compressed JavaScripts.
Potential reduce by 17.1 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. C-stud.ru needs all CSS files to be minified and compressed as it can save up to 17.1 kB or 55% of the original size.
Number of requests can be reduced by 51 (70%)
73
22
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of C Stud. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
c-stud.ru
497 ms
c-stud.ru
523 ms
reset.css
120 ms
style.css
239 ms
grid.css
344 ms
tm-slider.css
356 ms
superfish.css
356 ms
jquery-ui.min.css
357 ms
jquery.min.js
483 ms
jquery-ui.min.js
477 ms
jquery-migrate-1.4.1.min.js
456 ms
js.cookie.min.js
472 ms
jquery.blink.js
473 ms
FF-cash.js
474 ms
superfish.js
571 ms
jquery.bxSlider.min.js
591 ms
tms.js
591 ms
tms_presets.js
593 ms
jquery.easing.1.3.js
594 ms
easyTooltip.js
600 ms
cufon-yui.js
686 ms
cufon-replace.js
708 ms
PT_Sans_Narrow_700.font.js
828 ms
PT_Sans_Narrow_400.font.js
834 ms
Ubuntu_700.font.js
713 ms
Ubuntu_400.font.js
721 ms
all.js
1651 ms
context.js
1008 ms
ulogin.js
812 ms
prettyPhoto.css
824 ms
jquery.prettyPhoto.js
831 ms
addthis_widget.js
168 ms
slide-1.jpg
596 ms
slide-4.jpg
251 ms
slide-2.jpg
476 ms
slide-3.jpg
712 ms
tn_0001.png
249 ms
tn_0001.png
249 ms
mini1.png
252 ms
baner_min2.gif
253 ms
reformal.js
364 ms
watch.js
11 ms
bg.gif
331 ms
logo2.png
345 ms
controls.png
346 ms
bg-form.png
445 ms
bg-menu.png
583 ms
bg-menu.gif
464 ms
marker-2.gif
559 ms
marker-1.gif
582 ms
watch.js
4 ms
bg-aside.gif
547 ms
bg-list-2.gif
639 ms
marker-3.gif
663 ms
code.js
771 ms
next-prev.gif
465 ms
providers-32-classic.png
266 ms
stats.html
383 ms
drop.html
392 ms
tab.png
501 ms
st.php
373 ms
46453%7CaHR0cHM6Ly9jLXN0dWQucnUv%7C%7C95098
417 ms
counter2
129 ms
easyXDM.min.js
178 ms
easyXDM.min.js
131 ms
iscroll.5.js
127 ms
lang.js
254 ms
sync-loader.js
874 ms
counter
131 ms
dyn-goal-config.js
144 ms
hit
493 ms
gl.png
90 ms
drop.js
131 ms
bga.png
134 ms
providers-16-classic.png
261 ms
presmall.gif
127 ms
hit
390 ms
c-stud.ru accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Form elements do not have associated labels
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
c-stud.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
c-stud.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
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise C-stud.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 C-stud.ru main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
c-stud.ru
Open Graph description is not detected on the main page of C Stud. 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: