10.7 sec in total
214 ms
9 sec
1.5 sec
Visit prof-klub.ru now to see the best up-to-date Prof Klub content for Russia and also check out these interesting facts you probably never knew about prof-klub.ru
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Visit prof-klub.ruWe analyzed Prof-klub.ru page load time and found that the first response time was 214 ms and then it took 10.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
prof-klub.ru performance score
name
value
score
weighting
Value2.2 s
77/100
10%
Value7.6 s
3/100
25%
Value5.9 s
47/100
10%
Value100 ms
98/100
30%
Value0.001
100/100
15%
Value8.4 s
39/100
10%
214 ms
184 ms
187 ms
875 ms
315 ms
Our browser made a total of 106 requests to load all elements on the main page. We found that 35% of them (37 requests) were addressed to the original Prof-klub.ru, 18% (19 requests) were made to Vk.com and 5% (5 requests) were made to Imgs.smartresponder.ru. The less responsive or slowest element that took the longest time to load (7.2 sec) belongs to the original domain Prof-klub.ru.
Page size can be reduced by 1.7 MB (61%)
2.8 MB
1.1 MB
In fact, the total size of Prof-klub.ru main page is 2.8 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. 60% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 40.7 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 40.7 kB or 76% of the original size.
Potential reduce by 947.0 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. Obviously, Prof Klub needs image optimization as it can save up to 947.0 kB or 53% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 652.0 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 652.0 kB or 75% of the original size.
Potential reduce by 75.9 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. Prof-klub.ru needs all CSS files to be minified and compressed as it can save up to 75.9 kB or 82% of the original size.
Number of requests can be reduced by 44 (45%)
98
54
The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prof Klub. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
trening_center.php
214 ms
css.css
184 ms
layout.css
187 ms
jquery-1.7.2.js
875 ms
auth_script.js
315 ms
modal.js
315 ms
registration.js
313 ms
js_cloud.js
338 ms
js_question.js
337 ms
smart-script.js
1183 ms
openapi.js
451 ms
openapi.js
495 ms
js_metrica.js
433 ms
conversion.js
102 ms
e_53f7ab2c.jpg
511 ms
r59a6xASfLQ.jpg
404 ms
e_12f93061.jpg
401 ms
ltIxmzoYqB4.jpg
394 ms
ik_88x31_01.gif
252 ms
acc_blue_on_white_ru.png
630 ms
3_1_FFFFFFFF_EFEFEFFF_0_pageviews
312 ms
baner_1_host.png
457 ms
g3kftc49t9m.jpg
144 ms
sayt.jpg
136 ms
video1.jpg
137 ms
wiziq.jpg
458 ms
v_blue_on_white_ru.png
619 ms
recall_.png
142 ms
question.png
298 ms
pkp_fon3.png
444 ms
nav-box-bg.gif
298 ms
nav-box-left.gif
298 ms
nav-box-right.gif
445 ms
nav-act.gif
475 ms
nav-left-act.gif
443 ms
divider-right-act.gif
644 ms
divider-left.gif
643 ms
divider-right.gif
643 ms
pkp_22.png
7209 ms
pkp_slider_.png
1822 ms
bun_traning_center.png
1863 ms
view_button.png
890 ms
bun_video_1.png
2150 ms
download_button.png
887 ms
all.js
391 ms
gal.png
968 ms
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160 ms
ik_88x31_01.gif
666 ms
left.png
163 ms
bg.png
366 ms
right.png
565 ms
www-embed-player-vfl5foy2V.css
155 ms
www-embed-player.js
353 ms
upload.gif
305 ms
bun_book_1.png
2176 ms
123123.gif
939 ms
bun_producer_1.png
4112 ms
widget_comments.php
536 ms
footer-bg.gif
1706 ms
widget_community.php
493 ms
watch.js
20 ms
284 ms
ga.js
103 ms
watch.js
61 ms
sr-js-32894_40.js
462 ms
__utm.gif
194 ms
475 ms
xd_arbiter.php
321 ms
xd_arbiter.php
595 ms
310 ms
veBs87dwiCXgZb9CwomBYiW1hyWXgp0ohA3Vj3gnbUg.js
177 ms
ad_status.js
291 ms
loader_nav19239_3.js
159 ms
lite.css
157 ms
lite.js
421 ms
lang3_0.js
282 ms
widget_community.css
270 ms
xdm.js
269 ms
al_community.js
269 ms
widget_comments.css
278 ms
al_comments.js
756 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
247 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
246 ms
G3KfTc49t9M.jpg
373 ms
e_31f5869b.jpg
459 ms
wUQJ8FPAmVI.jpg
491 ms
Vb3CaZhEt4A.jpg
371 ms
rNK_mit_5Fk.jpg
371 ms
camera_50.png
173 ms
w_logo.png
170 ms
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474 ms
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464 ms
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1626 ms
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1629 ms
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493 ms
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497 ms
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477 ms
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273 ms
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2023 ms
w_comments_logo.png
171 ms
button_bgf.png
173 ms
statusx_op.gif
180 ms
like.gif
196 ms
q_frame.php
458 ms
prof-klub.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.
prof-klub.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
prof-klub.ru SEO score
RU
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prof-klub.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed English language. Our system also found out that Prof-klub.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.
prof-klub.ru
Open Graph description is not detected on the main page of Prof Klub. 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: