8.1 sec in total
608 ms
7 sec
454 ms
Click here to check amazing Aversev content for Belarus. Otherwise, check out these important facts you probably never knew about aversev.by
Самый большой каталог учебной и методической литературы Беларуси.
Visit aversev.byWe analyzed Aversev.by page load time and found that the first response time was 608 ms and then it took 7.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
aversev.by performance score
name
value
score
weighting
Value4.8 s
12/100
10%
Value20.6 s
0/100
25%
Value9.9 s
10/100
10%
Value700 ms
42/100
30%
Value0.075
95/100
15%
Value14.4 s
9/100
10%
608 ms
650 ms
326 ms
322 ms
481 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 72% of them (46 requests) were addressed to the original Aversev.by, 6% (4 requests) were made to Share.pluso.ru and 6% (4 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Aversev.by.
Page size can be reduced by 373.7 kB (18%)
2.1 MB
1.7 MB
In fact, the total size of Aversev.by main page is 2.1 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. 45% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 45.3 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 45.3 kB or 78% of the original size.
Potential reduce by 169.4 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. Aversev images are well optimized though.
Potential reduce by 87.9 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 87.9 kB or 58% of the original size.
Potential reduce by 71.1 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. Aversev.by needs all CSS files to be minified and compressed as it can save up to 71.1 kB or 84% of the original size.
Number of requests can be reduced by 11 (18%)
60
49
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aversev. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
aversev.by
608 ms
www.aversev.by
650 ms
style.css
326 ms
preview.css
322 ms
style.css
481 ms
wow_book.css
485 ms
livevalidation.js
640 ms
jquery.js
1174 ms
jquery.bxslider.min.js
1937 ms
jquery.icheck.min.js
1148 ms
main.js
1309 ms
wow_book.js
1340 ms
js
29 ms
infobox.js
1465 ms
xoad_optimized.js
1494 ms
front.api.js
1626 ms
bg.jpg
1510 ms
analytics.js
21 ms
logo.png
163 ms
vk.png
319 ms
fb.png
338 ms
tw.png
339 ms
ok.png
498 ms
gp.png
479 ms
abityrient_5.jpg.
501 ms
zolotoj_foliant_2.jpg.
639 ms
22659.jpg.
657 ms
jila_bila_skazka.jpg
1454 ms
uchimsya_pisat_igraya.jpg
1751 ms
umnejka.jpg
1608 ms
magic_box.jpg
1714 ms
spravochnik.jpg
2410 ms
istoriya.jpg
2561 ms
w140-h250-c-media-katalog-22487.jpg
2072 ms
w140-h250-c-media-katalog-22628.jpg
2087 ms
w140-h250-c-media-katalog-22498.jpg
2390 ms
w140-h250-c-media-katalog-22579.jpg
2406 ms
w190-h90-c-media-partners-oz.jpg
2549 ms
w190-h90-c-media-partners-likbez.png
2724 ms
w190-h90-c-media-partners-bsp.jpg
2865 ms
w190-h90-c-media-partners-sirp.gif
2884 ms
w190-h90-c-media-partners-vsip.png
2885 ms
captcha.php
2892 ms
collect
16 ms
pluso-like.js
419 ms
dev.png
2869 ms
watch.js
169 ms
bg1.png
2948 ms
bg2.png
3088 ms
aero.png
3108 ms
sprite.png
3109 ms
watch.js
471 ms
advert.gif
92 ms
1
92 ms
04.png
275 ms
process
284 ms
hit;PLUSO
262 ms
plus.png
276 ms
kb.js
276 ms
collect_pluso.js
255 ms
hit;PLUSO
131 ms
h.gif
142 ms
s.js
280 ms
crossd_pluso_iframe.html
136 ms
aversev.by accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
aversev.by 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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
aversev.by SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Aversev.by 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 Aversev.by 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.
aversev.by
Open Graph description is not detected on the main page of Aversev. 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: