7.1 sec in total
458 ms
5.9 sec
740 ms
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Visit slamdunk.ruWe analyzed Slamdunk.ru page load time and found that the first response time was 458 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.
slamdunk.ru performance score
name
value
score
weighting
Value21.6 s
0/100
10%
Value27.8 s
0/100
25%
Value38.9 s
0/100
10%
Value27,780 ms
0/100
30%
Value0.011
100/100
15%
Value82.4 s
0/100
10%
458 ms
1288 ms
363 ms
467 ms
702 ms
Our browser made a total of 190 requests to load all elements on the main page. We found that 85% of them (162 requests) were addressed to the original Slamdunk.ru, 3% (5 requests) were made to Site.yandex.net and 2% (4 requests) were made to Avatars-fast.yandex.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Slamdunk.ru.
Page size can be reduced by 799.1 kB (17%)
4.6 MB
3.8 MB
In fact, the total size of Slamdunk.ru main page is 4.6 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. 65% of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.
Potential reduce by 232.6 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 33.0 kB, which is 12% 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 232.6 kB or 86% of the original size.
Potential reduce by 347.8 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. Slamdunk images are well optimized though.
Potential reduce by 110.0 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 110.0 kB or 43% of the original size.
Potential reduce by 108.7 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. Slamdunk.ru needs all CSS files to be minified and compressed as it can save up to 108.7 kB or 80% of the original size.
Number of requests can be reduced by 39 (22%)
177
138
The browser has sent 177 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Slamdunk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.
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slamdunk.ru accessibility score
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 input fields do not have accessible names
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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>).
slamdunk.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
Browser errors were logged to the console
Page has valid source maps
slamdunk.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
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 Slamdunk.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 Slamdunk.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.
{{og_description}}
slamdunk.ru
Open Graph description is not detected on the main page of Slamdunk. 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: