4.9 sec in total
699 ms
3.9 sec
344 ms
Click here to check amazing Rus Vent content for Russia. Otherwise, check out these important facts you probably never knew about rus-vent.ru
Производственная компания РусВент предлагает ревизионные люки всех видов и размеров, чердачные лестницы и вентиляционное оборудование по доступным ценам
Visit rus-vent.ruWe analyzed Rus-vent.ru page load time and found that the first response time was 699 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
rus-vent.ru performance score
name
value
score
weighting
Value6.1 s
3/100
10%
Value11.3 s
0/100
25%
Value11.0 s
6/100
10%
Value4,050 ms
1/100
30%
Value0.151
75/100
15%
Value20.1 s
2/100
10%
699 ms
209 ms
423 ms
427 ms
53 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 70% of them (47 requests) were addressed to the original Rus-vent.ru, 7% (5 requests) were made to Cdn.chathelp.ru and 6% (4 requests) were made to Yastatic.net. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Rus-vent.ru.
Page size can be reduced by 185.2 kB (37%)
500.7 kB
315.5 kB
In fact, the total size of Rus-vent.ru main page is 500.7 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. 30% of websites need less resources to load. Images take 292.3 kB which makes up the majority of the site volume.
Potential reduce by 75.9 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 75.9 kB or 80% of the original size.
Potential reduce by 44.3 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, Rus Vent needs image optimization as it can save up to 44.3 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 29.2 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 29.2 kB or 43% of the original size.
Potential reduce by 35.8 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. Rus-vent.ru needs all CSS files to be minified and compressed as it can save up to 35.8 kB or 78% of the original size.
Number of requests can be reduced by 29 (46%)
63
34
The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rus Vent. 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.
rus-vent.ru
699 ms
menu_style.css
209 ms
style.css
423 ms
basket.js
427 ms
share.js
53 ms
jquery-latest.js
225 ms
watch.js
1 ms
download.php
576 ms
logo.png
895 ms
top_bg.gif
240 ms
home.gif
238 ms
top_sep.gif
1093 ms
mail.gif
1079 ms
map.gif
1087 ms
searchl.png
1202 ms
basketbig.jpg
1247 ms
left_fon.gif
1091 ms
left_bullet.gif
1261 ms
right_top.gif
1264 ms
top_menu_sep.gif
1262 ms
top_menu.gif
1266 ms
menu_fon.gif
1396 ms
menu_bul.gif
1459 ms
left_fon.gif
1462 ms
_foto_1291.jpg
1465 ms
_foto_108.png
1467 ms
_foto_1280.jpg
1493 ms
_foto_304.jpg
1580 ms
_foto_908.jpg
1659 ms
plastikovyiy_d780_foto.jpg
1659 ms
_foto_701.jpg
1659 ms
eb_foto.jpg
1827 ms
vkp_foto_1.jpg
1660 ms
_foto_48.png
1773 ms
_foto_836.jpg
1825 ms
_foto_66.png
1853 ms
nobo_b4n_foto.jpg
2182 ms
viking_c4f_foto.jpg
2352 ms
nordic_c4e_foto.jpg
2306 ms
baner_skidka_10_2.png
2709 ms
baner_skidka_10_5.png
2711 ms
bottom.gif
2043 ms
downlogo.png
2200 ms
arr_big_left.png
2312 ms
hit
432 ms
ch-base.js
503 ms
ga.js
1090 ms
b-share.png
113 ms
b-share-icon.png
166 ms
b-share-popup_down__tail.png
168 ms
empty.png
2126 ms
arr_big_right.png
2232 ms
hit
131 ms
ch-config.js
228 ms
rating_4_2.jpg
479 ms
hotlog_redirects
293 ms
ch-socket.js
923 ms
chstyle.css
821 ms
close.png
1648 ms
lupa_big.png
1465 ms
basket_white.png
1631 ms
emptybox.png
1542 ms
basket_close.png
1622 ms
__utm.gif
69 ms
counter2
170 ms
helpers.js
363 ms
551 ms
rus-vent.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
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
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.
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA IDs are not unique
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.
rus-vent.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
Page has valid source maps
rus-vent.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rus-vent.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 Rus-vent.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.
rus-vent.ru
Open Graph description is not detected on the main page of Rus Vent. 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: