2.9 sec in total
642 ms
2 sec
323 ms
Welcome to centr-kluchi.ru homepage info - get ready to check Centr Kluchi best content for Russia right away, or after learning these important things about centr-kluchi.ru
Центр психолого-педагогической поддержки семьи «Ключи»
Visit centr-kluchi.ruWe analyzed Centr-kluchi.ru page load time and found that the first response time was 642 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
centr-kluchi.ru performance score
name
value
score
weighting
Value3.0 s
50/100
10%
Value12.2 s
0/100
25%
Value7.3 s
30/100
10%
Value1,340 ms
17/100
30%
Value0.051
99/100
15%
Value12.1 s
16/100
10%
642 ms
620 ms
496 ms
375 ms
379 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that all of those requests were addressed to Centr-kluchi.ru and no external sources were called. The less responsive or slowest element that took the longest time to load (750 ms) belongs to the original domain Centr-kluchi.ru.
Page size can be reduced by 201.6 kB (38%)
525.7 kB
324.2 kB
In fact, the total size of Centr-kluchi.ru main page is 525.7 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. 15% of websites need less resources to load. Images take 267.8 kB which makes up the majority of the site volume.
Potential reduce by 12.2 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 12.2 kB or 71% of the original size.
Potential reduce by 25.5 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. Centr Kluchi images are well optimized though.
Potential reduce by 140.4 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 140.4 kB or 67% of the original size.
Potential reduce by 23.4 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. Centr-kluchi.ru needs all CSS files to be minified and compressed as it can save up to 23.4 kB or 79% of the original size.
Number of requests can be reduced by 5 (14%)
36
31
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centr Kluchi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
centr-kluchi.ru
642 ms
jquery.js
620 ms
jqueryui.js
496 ms
dle_js.js
375 ms
highslide.js
379 ms
style.css
375 ms
engine.css
376 ms
libs.js
500 ms
menu.js
501 ms
bg_top.gif
127 ms
bg_bottom.gif
125 ms
header.jpg
251 ms
logo.png
129 ms
lbtn.png
129 ms
top_contact.gif
130 ms
language.gif
213 ms
language_active.gif
246 ms
menu_buttons.png
376 ms
menu_text.png
254 ms
left_bg.png
379 ms
menu_left.png
340 ms
menu_left_hover.png
370 ms
search.gif
375 ms
key_marker.png
379 ms
1.jpg
467 ms
2.jpg
495 ms
3.jpg
501 ms
4.jpg
502 ms
5.jpg
504 ms
6.jpg
506 ms
7.jpg
592 ms
8.jpg
617 ms
footer.jpg
626 ms
parents_speak.png
750 ms
icon_facebook.gif
629 ms
icon_twitter.gif
630 ms
welcome.gif
719 ms
centr-kluchi.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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
centr-kluchi.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
Registers an unload listener
Detected JavaScript libraries
Browser errors were logged to the console
centr-kluchi.ru SEO score
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
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centr-kluchi.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 Centr-kluchi.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.
centr-kluchi.ru
Open Graph description is not detected on the main page of Centr Kluchi. 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: