9.3 sec in total
1.3 sec
7.3 sec
647 ms
Welcome to deltastroy.ru homepage info - get ready to check Deltastroy best content for Russia right away, or after learning these important things about deltastroy.ru
Главная страница ресурса Дельта Профиль: продажа кровли, сайдинга, профнастила, утеплителя, столбов для забора
Visit deltastroy.ruWe analyzed Deltastroy.ru page load time and found that the first response time was 1.3 sec and then it took 8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
deltastroy.ru performance score
name
value
score
weighting
Value2.4 s
71/100
10%
Value4.6 s
34/100
25%
Value5.8 s
50/100
10%
Value1,860 ms
9/100
30%
Value0.001
100/100
15%
Value6.9 s
54/100
10%
1298 ms
849 ms
1575 ms
856 ms
719 ms
Our browser made a total of 54 requests to load all elements on the main page. We found that 81% of them (44 requests) were addressed to the original Deltastroy.ru, 4% (2 requests) were made to Bitrix.info and 4% (2 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (4.7 sec) belongs to the original domain Deltastroy.ru.
Page size can be reduced by 368.4 kB (44%)
844.8 kB
476.3 kB
In fact, the total size of Deltastroy.ru main page is 844.8 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 367.7 kB which makes up the majority of the site volume.
Potential reduce by 52.0 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 52.0 kB or 74% of the original size.
Potential reduce by 35.5 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. Deltastroy images are well optimized though.
Potential reduce by 247.1 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 247.1 kB or 67% of the original size.
Potential reduce by 33.8 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. Deltastroy.ru needs all CSS files to be minified and compressed as it can save up to 33.8 kB or 85% of the original size.
Number of requests can be reduced by 19 (37%)
51
32
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Deltastroy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
deltastroy.ru
1298 ms
kernel_main0.css
849 ms
kernel_main.js
1575 ms
style.css
856 ms
jquery.lightbox-0.5.css
719 ms
jquery-1.3.2.min.js
1593 ms
jquery.lightbox-0.5.js
1274 ms
scripts.js
997 ms
watch.js
491 ms
top100.jcn
431 ms
ba.js
193 ms
evroshifer.jpg
1305 ms
call_skype_logo.png
60 ms
bg.jpg
607 ms
top_line.jpg
270 ms
procents_left.jpg
407 ms
logo.jpg
748 ms
marker.gif
406 ms
baks.jpg
780 ms
corns_small.gif
2027 ms
header.jpg
2568 ms
procents_right.jpg
2614 ms
corns.gif
2536 ms
2a7fcc7eaa0997fd9813903800e0c631.png
2990 ms
blue_line.gif
2747 ms
06a6f4506adfb98dcac8de8f34c308dc.gif
3485 ms
isoroc.gif
3785 ms
fakro.jpg
3824 ms
9bca65a35a2e8dd4ad6599b46c37a151.jpg
4325 ms
marker_act2.gif
3926 ms
grey_line.gif
3940 ms
star.gif
3941 ms
naturalnaya.jpg
1313 ms
metall.jpg
1828 ms
myagkaya.jpg
1877 ms
falcevaya_krovlya.jpg
2342 ms
prof_list.jpg
2397 ms
slancevaya.jpg
3315 ms
metall_profil.jpg
3380 ms
interprofil.jpg
3522 ms
myagkaya_cherepica.jpg
3686 ms
profnastil_krovelniy.jpg
3998 ms
profnastil_dlya_zabora.jpg
3943 ms
profnastil_dlya_zabora_2.jpg
4355 ms
uteplitel_isoroc.jpg
4445 ms
sayding_vinil.jpg
4584 ms
sayding_cokol.jpg
4636 ms
sayding_cokol_2.jpg
4686 ms
advert.gif
409 ms
top100.scn
254 ms
hit
269 ms
bx_stat
181 ms
hit
162 ms
1
95 ms
deltastroy.ru accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
deltastroy.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
deltastroy.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 Deltastroy.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 Deltastroy.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.
deltastroy.ru
Open Graph description is not detected on the main page of Deltastroy. 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: