5.5 sec in total
673 ms
4.6 sec
291 ms
Welcome to ychebniki.ru homepage info - get ready to check Ychebniki best content for Russia right away, or after learning these important things about ychebniki.ru
В интернет-магазине Учебники.ру вы можете купить учебники, канцелярские товары и другие учебные принадлежности.
Visit ychebniki.ruWe analyzed Ychebniki.ru page load time and found that the first response time was 673 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
ychebniki.ru performance score
name
value
score
weighting
Value1.9 s
87/100
10%
Value3.2 s
71/100
25%
Value7.3 s
28/100
10%
Value12,340 ms
0/100
30%
Value0.001
100/100
15%
Value21.8 s
1/100
10%
673 ms
94 ms
299 ms
197 ms
194 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 26% of them (14 requests) were addressed to the original Ychebniki.ru, 23% (12 requests) were made to Static.my-shop.ru and 23% (12 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Static.my-shop.ru.
Page size can be reduced by 339.8 kB (47%)
717.7 kB
377.9 kB
In fact, the total size of Ychebniki.ru main page is 717.7 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. 35% of websites need less resources to load. Javascripts take 331.3 kB which makes up the majority of the site volume.
Potential reduce by 32.2 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. This page needs HTML code to be minified as it can gain 4.1 kB, which is 11% 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 32.2 kB or 83% of the original size.
Potential reduce by 8.2 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. Ychebniki images are well optimized though.
Potential reduce by 249.5 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 249.5 kB or 75% of the original size.
Potential reduce by 49.9 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. Ychebniki.ru needs all CSS files to be minified and compressed as it can save up to 49.9 kB or 81% of the original size.
Number of requests can be reduced by 15 (30%)
50
35
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ychebniki. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
ychebniki.ru
673 ms
styles.css
94 ms
jquery-1.3.2.min.js
299 ms
jquery.autocomplete.js
197 ms
jquery.cookie.js
194 ms
myjs.js
195 ms
partner.js
1100 ms
top100.jcn
529 ms
64656.jpg
752 ms
banner5.gif
334 ms
64765.jpg
761 ms
65147.jpg
761 ms
11129.jpg
600 ms
11187.jpg
759 ms
11190.jpg
1737 ms
347823.jpg
765 ms
347880.jpg
919 ms
348810.jpg
940 ms
413653.jpg
928 ms
413655.jpg
942 ms
413657.jpg
956 ms
logo.png
142 ms
cart.png
145 ms
twbtn.png
141 ms
vkbtn.jpg
138 ms
fcbtn.png
143 ms
tools.png
141 ms
order
598 ms
myorder.pl
349 ms
styles_cart.css
74 ms
cartFrame.html
88 ms
hit
271 ms
top100.scn
133 ms
watch.js
39 ms
openapi.js
385 ms
hit
135 ms
counter2
160 ms
upload.gif
130 ms
widget_community.php
335 ms
loader_nav19239_3.js
181 ms
lite.css
147 ms
lite.js
557 ms
lang3_0.js
293 ms
widget_community.css
345 ms
xdm.js
340 ms
al_community.js
344 ms
e_a6cc9367.jpg
1164 ms
SEXMG5u5t2o.jpg
1154 ms
SHkzoOTA08s.jpg
1149 ms
UlUBSN5z9GI.jpg
1244 ms
vxbLFT7sJzc.jpg
317 ms
camera_50.png
161 ms
w_logo.png
168 ms
ychebniki.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
Form elements do not have associated labels
ychebniki.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
ychebniki.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
RU
RU
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ychebniki.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 Ychebniki.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.
ychebniki.ru
Open Graph description is not detected on the main page of Ychebniki. 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: