23.5 sec in total
8 sec
15.2 sec
335 ms
Welcome to dvsr.ru homepage info - get ready to check Dvsr best content for Russia right away, or after learning these important things about dvsr.ru
ДВС Ресурс изготавливает на собственном заводе газопоршневые электростанции и мини-ТЭЦ в различных комплектациях на базе двигателей: mtu, MAN, Jenbacher и др. ☎ +7(812) 409-36-45
Visit dvsr.ruWe analyzed Dvsr.ru page load time and found that the first response time was 8 sec and then it took 15.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
dvsr.ru performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value10.9 s
0/100
25%
Value16.3 s
0/100
10%
Value16,270 ms
0/100
30%
Value0.048
99/100
15%
Value25.7 s
0/100
10%
7961 ms
168 ms
334 ms
332 ms
335 ms
Our browser made a total of 83 requests to load all elements on the main page. We found that all of those requests were addressed to Dvsr.ru and no external sources were called. The less responsive or slowest element that took the longest time to load (8 sec) belongs to the original domain Dvsr.ru.
Page size can be reduced by 276.8 kB (21%)
1.3 MB
1.0 MB
In fact, the total size of Dvsr.ru main page is 1.3 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. 25% of websites need less resources to load. Images take 991.3 kB which makes up the majority of the site volume.
Potential reduce by 16.4 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 16.4 kB or 73% of the original size.
Potential reduce by 53.7 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. Dvsr images are well optimized though.
Potential reduce by 142.0 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 142.0 kB or 71% of the original size.
Potential reduce by 64.7 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. Dvsr.ru needs all CSS files to be minified and compressed as it can save up to 64.7 kB or 80% of the original size.
Number of requests can be reduced by 35 (44%)
80
45
The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dvsr. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.
dvsr.ru
7961 ms
system.base.css
168 ms
system.menus.css
334 ms
system.messages.css
332 ms
system.theme.css
335 ms
field.css
336 ms
node.css
335 ms
user.css
336 ms
views.css
496 ms
ckeditor.css
497 ms
ctools.css
498 ms
messageclose.css
499 ms
reveal.css
499 ms
barousel.css
501 ms
highslide.css
660 ms
highslide-ie6.css
662 ms
style.css
664 ms
drupal.css
667 ms
jquery.min.js
1330 ms
jquery.once.js
669 ms
drupal.js
987 ms
ajax.js
991 ms
jquery_update.js
826 ms
ru_HKcIg3LEj8pRD_NGdpKQdt9zcDtowqw41I5DybNFTak.js
831 ms
messageclose.js
835 ms
progress.js
994 ms
jquery.reveal.js
998 ms
jquery.barousel.js
1000 ms
highslide.packed.js
1318 ms
main.js
1156 ms
top01.png
175 ms
top02.png
168 ms
top-ic01.png
169 ms
top-ic02.png
169 ms
top-ic03.png
172 ms
top-ic04.png
174 ms
top-ic05.png
333 ms
top-ic06.png
334 ms
logo.png
338 ms
c3-1.png
336 ms
c3-2.png
338 ms
c3-3.png
340 ms
search.png
515 ms
mark1.png
516 ms
bot-m.png
513 ms
bgf_0.jpg
1071 ms
bgf_2.jpg
1373 ms
bgf_4.jpg
1440 ms
bgf_3.jpg
1362 ms
bgf_5.jpg
1394 ms
bgf_1.jpg
1595 ms
dvs-fake.png
1242 ms
kr.png
1411 ms
MTU%20NN%20007.jpg
1562 ms
PTR180_5.JPG
1581 ms
4016%20%2837%29.JPG
1586 ms
indt.png
1615 ms
date.png
1604 ms
novyy_sayt.jpg
1760 ms
art-img.png
1782 ms
seemore.png
1760 ms
lic.png
1767 ms
loop.png
1769 ms
sv-vo_o_sootvetstvii_11.jpg
1806 ms
deklaraciya_sootvetstviya.jpg
1939 ms
sertifikat_sootvetstviya.jpg
2437 ms
1286900565hh.jpg
1804 ms
top2.jpg
1803 ms
foot-top.png
1800 ms
foot01.png
1813 ms
foot02.png
1946 ms
foot03.png
1960 ms
foot04.png
1803 ms
foot05.png
1805 ms
close.png
1815 ms
cc2.png
1952 ms
logo2.png
1960 ms
phone-rev.png
1968 ms
bar-next.png
1795 ms
bar-prev.png
1811 ms
drop-shadow.png
1720 ms
zoomout.cur
3343 ms
loader.white.gif
184 ms
dvsr.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
Form elements do not have associated labels
Links do not have a discernible name
dvsr.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
dvsr.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
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dvsr.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Dvsr.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.
dvsr.ru
Open Graph description is not detected on the main page of Dvsr. 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: