3.6 sec in total
456 ms
2.6 sec
457 ms
Visit doublev.ru now to see the best up-to-date Doublev content for Russia and also check out these interesting facts you probably never knew about doublev.ru
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Visit doublev.ruWe analyzed Doublev.ru page load time and found that the first response time was 456 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
doublev.ru performance score
name
value
score
weighting
Value8.0 s
0/100
10%
Value65.5 s
0/100
25%
Value18.8 s
0/100
10%
Value31,540 ms
0/100
30%
Value0.602
10/100
15%
Value65.7 s
0/100
10%
456 ms
396 ms
147 ms
280 ms
425 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 91% of them (48 requests) were addressed to the original Doublev.ru, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Doublev.ru.
Page size can be reduced by 153.9 kB (31%)
504.3 kB
350.4 kB
In fact, the total size of Doublev.ru main page is 504.3 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. 25% of websites need less resources to load. Images take 295.1 kB which makes up the majority of the site volume.
Potential reduce by 34.5 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 8.2 kB, which is 19% 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 34.5 kB or 79% of the original size.
Potential reduce by 12.3 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. Doublev images are well optimized though.
Potential reduce by 95.4 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 95.4 kB or 63% of the original size.
Potential reduce by 11.7 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. Doublev.ru needs all CSS files to be minified and compressed as it can save up to 11.7 kB or 79% of the original size.
Number of requests can be reduced by 19 (38%)
50
31
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doublev. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
doublev.ru
456 ms
www.doublev.ru
396 ms
style1.css
147 ms
script22.js
280 ms
jquery.js
425 ms
top.js
289 ms
main.js
288 ms
jquery-latest.js
72 ms
resize_banner.js
286 ms
arrow.gif
154 ms
arrow.jpg
142 ms
znachok_eng1.gif
144 ms
razdelitel.gif
143 ms
znachok_rus1.gif
152 ms
logo.gif
146 ms
fb.png
274 ms
ln.png
278 ms
vk.png
275 ms
home.gif
285 ms
reklama.jpg
331 ms
razdelitel.jpg
332 ms
knigo.jpg
455 ms
upakovka.jpg
456 ms
etiketka.jpg
457 ms
tisnenie.jpg
461 ms
mirbumagi.jpg
482 ms
book.gif
485 ms
banner_11.jpg
757 ms
spring-big-sale.jpg
767 ms
digital-metal.jpg
762 ms
drupa2016-494.jpg
766 ms
ybbs.jpg
628 ms
hot-news.jpg
631 ms
link.gif
783 ms
assortiment.gif
782 ms
search-button.gif
900 ms
assort.gif
909 ms
action.gif
908 ms
userful-info.gif
913 ms
news.gif
953 ms
doublev-73.jpg
953 ms
region.gif
1036 ms
catalogy2015-bunner-251x200.jpg
1194 ms
papki-konverti.jpg
1188 ms
logos-footer.jpg
1022 ms
watch.js
0 ms
analytics.js
53 ms
collect
19 ms
fon.jpg
961 ms
bg.jpg
960 ms
fon2.jpg
1030 ms
up21.png
1048 ms
counter
335 ms
doublev.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.
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
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.
doublev.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
doublev.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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 Doublev.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 Doublev.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.
doublev.ru
Open Graph description is not detected on the main page of Doublev. 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: