9.6 sec in total
1.3 sec
8.1 sec
211 ms
Welcome to isu.ru homepage info - get ready to check Isu best content for Russia right away, or after learning these important things about isu.ru
Иркутский государственный университет
Visit isu.ruWe analyzed Isu.ru page load time and found that the first response time was 1.3 sec and then it took 8.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
isu.ru performance score
name
value
score
weighting
Value8.5 s
0/100
10%
Value25.8 s
0/100
25%
Value16.7 s
0/100
10%
Value630 ms
47/100
30%
Value0.319
36/100
15%
Value23.7 s
1/100
10%
1284 ms
1028 ms
1656 ms
828 ms
428 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 93% of them (67 requests) were addressed to the original Isu.ru, 4% (3 requests) were made to Google-analytics.com and 1% (1 request) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (4.1 sec) belongs to the original domain Isu.ru.
Page size can be reduced by 181.7 kB (12%)
1.6 MB
1.4 MB
In fact, the total size of Isu.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. 20% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 30.0 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 5.4 kB, which is 14% 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 30.0 kB or 77% of the original size.
Potential reduce by 57.9 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. Isu images are well optimized though.
Potential reduce by 93.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 93.8 kB or 60% of the original size.
Number of requests can be reduced by 25 (35%)
71
46
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Isu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
index.html
1284 ms
second.css
1028 ms
jquery-1.8.1.min.js
1656 ms
main.js
828 ms
ms.css
428 ms
responsiveslides.css
426 ms
slide.css
845 ms
responsiveslides.min.js
847 ms
jquery.mCustomScrollbar.min.js
1197 ms
jquery.mousewheel.min.js
1035 ms
jquery.mCustomScrollbar.css
1470 ms
v3video_main.js
633 ms
jqModal.js
596 ms
list.css
608 ms
jqModal.css
770 ms
jquery.mousewheel.min.js
5 ms
bg.gif
201 ms
logo.png
417 ms
discount-sm.png
214 ms
crop0-1.png
428 ms
psru.png
221 ms
01-1-cr.gif
419 ms
ter1.png
395 ms
header.gif
427 ms
map.gif
433 ms
tel.gif
601 ms
mail.gif
621 ms
spec.png
625 ms
fb_t.gif
637 ms
tw_t.gif
636 ms
vk_t.gif
641 ms
yt_t.gif
794 ms
in.png
818 ms
rss_t.gif
824 ms
11.jpg
1285 ms
10.jpg
4128 ms
9.jpg
3096 ms
7.png
3610 ms
search.gif
1025 ms
14.png
1832 ms
00.jpg
1432 ms
07.jpg
1496 ms
priz.jpg
1845 ms
s_6475.jpg
1700 ms
s_6461.jpg
1906 ms
s_6449.jpg
2031 ms
s_6440.jpg
2043 ms
mon.png
2114 ms
b5.gif
2241 ms
b2.gif
2252 ms
niopt.png
2325 ms
rsc.png
2446 ms
ga.js
30 ms
__utm.gif
12 ms
rlove.png
2270 ms
b3.gif
2327 ms
b1.gif
2434 ms
op.png
2270 ms
studo.png
2332 ms
b_garant.png
2442 ms
rus1.gif
2445 ms
a01.gif
2532 ms
new_vision.png
2637 ms
gios.png
2679 ms
rl1.gif
2547 ms
rl3.gif
2653 ms
rl4.gif
2673 ms
rl5.gif
2740 ms
footer_logo.gif
2845 ms
playlistItems
1093 ms
__utm.gif
31 ms
ul1.gif
207 ms
isu.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
Image elements do not have [alt] attributes
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.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
isu.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
isu.ru SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Isu.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 Isu.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.
isu.ru
Open Graph description is not detected on the main page of Isu. 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: