4.2 sec in total
670 ms
2.2 sec
1.3 sec
Click here to check amazing Uchebnik Online content for Russia. Otherwise, check out these important facts you probably never knew about uchebnik-online.com
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Visit uchebnik-online.comWe analyzed Uchebnik-online.com page load time and found that the first response time was 670 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
uchebnik-online.com performance score
name
value
score
weighting
Value1.0 s
100/100
10%
Value1.0 s
100/100
25%
Value1.2 s
100/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value1.0 s
100/100
10%
670 ms
196 ms
388 ms
389 ms
333 ms
Our browser made a total of 20 requests to load all elements on the main page. We found that 10% of them (2 requests) were addressed to the original Uchebnik-online.com, 35% (7 requests) were made to Counter.yadro.ru and 15% (3 requests) were made to Imgg.marketgid.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Ai-gb.marketgid.com.
Page size can be reduced by 74.1 kB (37%)
200.5 kB
126.5 kB
In fact, the total size of Uchebnik-online.com main page is 200.5 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. 20% of websites need less resources to load. Images take 122.7 kB which makes up the majority of the site volume.
Potential reduce by 58.2 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 58.2 kB or 75% of the original size.
Potential reduce by 15.8 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, Uchebnik Online needs image optimization as it can save up to 15.8 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 103 B
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 103 B or 39% of the original size.
Number of requests can be reduced by 9 (56%)
16
7
The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uchebnik Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
uchebnik-online.com
670 ms
img.jpg
196 ms
uchebnik-online.com.45347.js
388 ms
uchebnik-online.com.45275.js
389 ms
hit
333 ms
1
516 ms
hit;Mgidohvat
129 ms
hit
255 ms
1
1156 ms
hit;Mgidohvat
181 ms
hit;Mgidohvat
200 ms
hit;Mgidohvat
128 ms
9750635_200x200.jpg
384 ms
i.js
261 ms
ti
252 ms
9930087_200x200.jpg
383 ms
10410174_200x200.jpg
383 ms
widgets_marketgid.png
384 ms
mui.gif
239 ms
id.gif
402 ms
uchebnik-online.com accessibility score
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
Links do not have a discernible name
uchebnik-online.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
uchebnik-online.com SEO score
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Uchebnik-online.com 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 Uchebnik-online.com 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.
uchebnik-online.com
Open Graph description is not detected on the main page of Uchebnik Online. 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: