6.4 sec in total
1 sec
4.6 sec
828 ms
Welcome to concert-star.ru homepage info - get ready to check Concert Star best content for Russia right away, or after learning these important things about concert-star.ru
Организация и проведение праздников "под ключ" с участием звезд шоу бизнеса - в Москве и во всех городах России.
Visit concert-star.ruWe analyzed Concert-star.ru page load time and found that the first response time was 1 sec and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
concert-star.ru performance score
name
value
score
weighting
Value6.7 s
2/100
10%
Value22.8 s
0/100
25%
Value17.3 s
0/100
10%
Value6,730 ms
0/100
30%
Value0.023
100/100
15%
Value26.0 s
0/100
10%
1016 ms
272 ms
546 ms
277 ms
278 ms
Our browser made a total of 115 requests to load all elements on the main page. We found that 86% of them (99 requests) were addressed to the original Concert-star.ru, 4% (5 requests) were made to Yastatic.net and 2% (2 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Concert-star.ru.
Page size can be reduced by 351.4 kB (28%)
1.3 MB
905.2 kB
In fact, the total size of Concert-star.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. 45% of websites need less resources to load. Images take 820.6 kB which makes up the majority of the site volume.
Potential reduce by 71.7 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 71.7 kB or 80% of the original size.
Potential reduce by 24.9 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. Concert Star images are well optimized though.
Potential reduce by 221.0 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 221.0 kB or 72% of the original size.
Potential reduce by 33.7 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. Concert-star.ru needs all CSS files to be minified and compressed as it can save up to 33.7 kB or 82% of the original size.
Number of requests can be reduced by 60 (54%)
112
52
The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Concert Star. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
www.concert-star.ru
1016 ms
modal.css
272 ms
mootools.js
546 ms
caption.js
277 ms
modal.js
278 ms
s5_mp3_player.js
279 ms
system.css
391 ms
general.css
409 ms
template.css
412 ms
s5_suckerfish.css
416 ms
editor.css
415 ms
multibox.css
535 ms
ajax.css
557 ms
overlay.js
557 ms
multibox.js
558 ms
AC_RunActiveContent.js
558 ms
jquery13.js
839 ms
jquery_no_conflict.js
705 ms
s5_menu_active_and_parent_links.js
587 ms
es5-shims.min.js
9 ms
share.js
18 ms
s5_textmenu.js
456 ms
watch.js
1 ms
ga.js
33 ms
s5_menu_sub_li_hover.png
141 ms
s5_background1.jpg
425 ms
s5_top_menu.png
137 ms
t4.png
138 ms
s5_shadow1.png
141 ms
s5_header_bg.png
144 ms
s5_logo.png
277 ms
s5_shadow2.png
277 ms
s5_shadow_l.png
284 ms
s5_shadow_r.png
285 ms
s5_ts_shadow.png
278 ms
cs-011.jpg
577 ms
zakazka.png
412 ms
s5_wrap_tl.png
415 ms
s5_wrap_tr.png
420 ms
s5_wrap_tm.png
420 ms
s5_wrap_ml.png
563 ms
s5_wrap_mr.png
563 ms
s5_wrap_mm.png
571 ms
ris.png
577 ms
ze.png
577 ms
ev.png
738 ms
ved.png
749 ms
tk.png
745 ms
oj.png
744 ms
mk.png
751 ms
dj.png
747 ms
okompany.jpg
879 ms
05.jpg
893 ms
instagram2.png
893 ms
vkontakte.png
889 ms
viber.png
894 ms
tech.jpg
902 ms
lm3.jpg
1015 ms
verasy.jpg
1035 ms
dovlatova2.jpg
1014 ms
watch.js
42 ms
__utm.gif
26 ms
9451
198 ms
frame.html
49 ms
lepr1.jpg
902 ms
zc1.jpg
906 ms
kz3.jpg
920 ms
hvorosyan0.jpg
1019 ms
mango-1.jpg
1032 ms
es5-shims.min.js
5 ms
frame.js
14 ms
share.php
570 ms
fql.query
115 ms
dk
818 ms
share_count
761 ms
617 ms
Herb-5.jpg
899 ms
Latino-Show-Gabriel-5.jpg
904 ms
catrine-01.jpg
904 ms
km.jpg
918 ms
er.jpg
1014 ms
widget_ru_RU.js
193 ms
saruhanov-8.jpg
907 ms
kirilov-7.jpg
905 ms
druginin-1.jpg
1189 ms
dibrov-4.jpg
905 ms
dovlatova-valuev-vernik-1.jpg
1373 ms
malinovskaya-01.jpg
1145 ms
viksa_01.jpg
1170 ms
s5_search.png
897 ms
s5_inputbox.png
890 ms
s5_h3_l.png
1025 ms
s5_h3_r.png
1023 ms
s5_mod_light_tl.png
1000 ms
s5_mod_light_tr.png
993 ms
s5_mod_light_tm.png
1000 ms
s5_mod_light_ml.png
1096 ms
s5_mod_light_mr.png
1149 ms
s5_mod_light_mm.png
1150 ms
s5_mod_light_bl.png
1022 ms
s5_mod_light_br.png
1013 ms
s5_mod_light_bm.png
1082 ms
s5_small_shadow.png
1090 ms
s5_mod_dark_tl.png
1140 ms
s5_mod_dark_tr.png
1133 ms
s5_mod_dark_tm.png
1021 ms
s5_mod_dark_ml.png
1009 ms
s5_mod_dark_mr.png
1058 ms
s5_mod_dark_mm.png
1145 ms
s5_mod_dark_bl.png
1153 ms
s5_mod_dark_br.png
1135 ms
s5_mod_dark_bm.png
1037 ms
s5_wrap_bl.png
1022 ms
s5_wrap_br.png
1067 ms
s5_wrap_bm.png
1157 ms
concert-star.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-hidden="true"] elements contain focusable descendents
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
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>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
concert-star.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
concert-star.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
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Concert-star.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 Concert-star.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.
concert-star.ru
Open Graph description is not detected on the main page of Concert Star. 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: