3.2 sec in total
614 ms
2.3 sec
322 ms
Welcome to vse-lekcii.ru homepage info - get ready to check Vse Lekcii best content for Russia right away, or after learning these important things about vse-lekcii.ru
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Visit vse-lekcii.ruWe analyzed Vse-lekcii.ru page load time and found that the first response time was 614 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
vse-lekcii.ru performance score
name
value
score
weighting
Value3.4 s
38/100
10%
Value3.4 s
67/100
25%
Value3.9 s
83/100
10%
Value90 ms
98/100
30%
Value0
100/100
15%
Value3.8 s
90/100
10%
614 ms
379 ms
367 ms
426 ms
426 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 36% of them (25 requests) were addressed to the original Vse-lekcii.ru, 17% (12 requests) were made to Vk.com and 9% (6 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (614 ms) belongs to the original domain Vse-lekcii.ru.
Page size can be reduced by 502.8 kB (46%)
1.1 MB
585.1 kB
In fact, the total size of Vse-lekcii.ru main page is 1.1 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. 55% of websites need less resources to load. Javascripts take 586.2 kB which makes up the majority of the site volume.
Potential reduce by 17.6 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. This page needs HTML code to be minified as it can gain 4.1 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 17.6 kB or 71% of the original size.
Potential reduce by 41.0 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. Vse Lekcii images are well optimized though.
Potential reduce by 399.6 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 399.6 kB or 68% of the original size.
Potential reduce by 44.7 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. Vse-lekcii.ru needs all CSS files to be minified and compressed as it can save up to 44.7 kB or 81% of the original size.
Number of requests can be reduced by 35 (53%)
66
31
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vse Lekcii. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
vse-lekcii.ru
614 ms
jquery-1.5.1.js
379 ms
style1280.css
367 ms
login.js
426 ms
ajax.js
426 ms
adsbygoogle.js
6 ms
openapi.js
345 ms
show_ads.js
7 ms
1_0_FFFFFFFF_FFFFFFFF_0_uniques
231 ms
len-gray.jpg
191 ms
shapka_1280.png
366 ms
logo.png
283 ms
verhmenu-left.png
189 ms
centermenu-left.png
248 ms
marker.png
368 ms
nizmenu-left.png
282 ms
nizmenu-right.png
425 ms
ca-pub-9210928672363559.js
60 ms
zrt_lookup.html
58 ms
show_ads_impl.js
61 ms
upload.gif
157 ms
verhmenu-right.png
333 ms
centermenu-right.png
387 ms
widget_community.php
265 ms
ads
301 ms
ads
265 ms
verhtext_1280.png
244 ms
centrtext_1280.png
305 ms
niztext_1280.png
363 ms
footer_1280.png
431 ms
osd.js
14 ms
hit
264 ms
watch.js
183 ms
style1440.css
372 ms
loader_nav19188_3.js
116 ms
lite.css
117 ms
lite.js
344 ms
lang3_0.js
250 ms
widget_community.css
250 ms
xdm.js
251 ms
al_community.js
252 ms
watch.js
588 ms
10145670377158605429
105 ms
abg.js
49 ms
m_js_controller.js
46 ms
googlelogo_color_112x36dp.png
102 ms
3938644442375544542
97 ms
hit
140 ms
s
49 ms
x_button_blue2.png
16 ms
Lrq7Jibxdtv2QOPyDSqncpDfQFNs3PE6SoUrUNh2GTU.js
13 ms
shapka_1440.png
131 ms
verhtext_1440.png
130 ms
centrtext_1440.png
143 ms
niztext_1440.png
148 ms
footer_1440.png
186 ms
rxU--fWj0-U.jpg
389 ms
1M9jI8LSDKk.jpg
375 ms
nliY9brscaM.jpg
283 ms
5g27sF7a1sM.jpg
378 ms
2eGF6VK0uOM.jpg
385 ms
2S4a6mAUedo.jpg
396 ms
sV_SSFPQ48Q.jpg
274 ms
h0bN0EOE3tA.jpg
397 ms
3R0QmXOcqzQ.jpg
392 ms
camera_50.png
134 ms
w_logo.png
130 ms
advert.gif
92 ms
1
91 ms
vse-lekcii.ru accessibility score
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.
vse-lekcii.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
General
Impact
Issue
Detected JavaScript libraries
vse-lekcii.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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vse-lekcii.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 Vse-lekcii.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.
vse-lekcii.ru
Open Graph description is not detected on the main page of Vse Lekcii. 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: