2.8 sec in total
521 ms
1.9 sec
381 ms
Welcome to scenar-revenko.ru homepage info - get ready to check Scenar Revenko best content for Russia right away, or after learning these important things about scenar-revenko.ru
СКЭНАР-академия Александра Ревенко
Visit scenar-revenko.ruWe analyzed Scenar-revenko.ru page load time and found that the first response time was 521 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
scenar-revenko.ru performance score
name
value
score
weighting
Value2.1 s
80/100
10%
Value3.7 s
58/100
25%
Value3.2 s
92/100
10%
Value30 ms
100/100
30%
Value0
100/100
15%
Value2.2 s
99/100
10%
521 ms
129 ms
257 ms
435 ms
271 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that all of those requests were addressed to Scenar-revenko.ru and no external sources were called. The less responsive or slowest element that took the longest time to load (666 ms) belongs to the original domain Scenar-revenko.ru.
Page size can be reduced by 105.3 kB (29%)
367.9 kB
262.7 kB
In fact, the total size of Scenar-revenko.ru main page is 367.9 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. Only 10% of websites need less resources to load. Images take 216.5 kB which makes up the majority of the site volume.
Potential reduce by 21.1 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 21.1 kB or 68% of the original size.
Potential reduce by 2.6 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. Scenar Revenko images are well optimized though.
Potential reduce by 72.7 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 72.7 kB or 66% of the original size.
Potential reduce by 8.9 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. Scenar-revenko.ru needs all CSS files to be minified and compressed as it can save up to 8.9 kB or 80% of the original size.
Number of requests can be reduced by 11 (46%)
24
13
The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Scenar Revenko. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
scenar-revenko.ru
521 ms
styles.css
129 ms
nivo-slider.css
257 ms
jquery.min.js
435 ms
jquery.nivo.slider.pack.js
271 ms
bg_cross.gif
128 ms
bg_top.gif
129 ms
bg_3column.gif
138 ms
header.jpg
390 ms
facebook.gif
138 ms
en.gif
254 ms
bg_bc.gif
265 ms
bg_menu.gif
266 ms
bg_item.gif
269 ms
bg_item-w.gif
268 ms
loading.gif
379 ms
slider1.jpg
529 ms
slider2.jpg
532 ms
slider3.jpg
666 ms
slider4.jpg
537 ms
bg_footer.png
504 ms
mail.gif
514 ms
back.gif
630 ms
arrows.png
129 ms
bullets.png
137 ms
scenar-revenko.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.
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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
scenar-revenko.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
scenar-revenko.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
RU
N/A
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scenar-revenko.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 Scenar-revenko.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.
scenar-revenko.ru
Open Graph description is not detected on the main page of Scenar Revenko. 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: