4.4 sec in total
229 ms
4 sec
115 ms
Welcome to rabochaya-tetrad-uchebnik.com homepage info - get ready to check Rabochaya Tetrad Uchebnik best content for Ukraine right away, or after learning these important things about rabochaya-tetrad-uchebnik.com
Сайт Рабочая-тетрадь-учебник.ком - смотри и читай бесплатно электронные версии школьных книг - учебников и рабочих тетрадей.
Visit rabochaya-tetrad-uchebnik.comWe analyzed Rabochaya-tetrad-uchebnik.com page load time and found that the first response time was 229 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
rabochaya-tetrad-uchebnik.com performance score
name
value
score
weighting
Value3.7 s
28/100
10%
Value3.9 s
52/100
25%
Value11.6 s
4/100
10%
Value6,930 ms
0/100
30%
Value0.025
100/100
15%
Value38.1 s
0/100
10%
229 ms
12 ms
96 ms
20 ms
191 ms
Our browser made a total of 49 requests to load all elements on the main page. We found that 37% of them (18 requests) were addressed to the original Rabochaya-tetrad-uchebnik.com, 14% (7 requests) were made to St6-21.vk.com and 12% (6 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source St6-21.vk.com.
Page size can be reduced by 462.2 kB (34%)
1.4 MB
904.4 kB
In fact, the total size of Rabochaya-tetrad-uchebnik.com main page is 1.4 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. 35% of websites need less resources to load. Javascripts take 867.1 kB which makes up the majority of the site volume.
Potential reduce by 99.2 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 99.2 kB or 82% of the original size.
Potential reduce by 0 B
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. Rabochaya Tetrad Uchebnik images are well optimized though.
Potential reduce by 337.7 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 337.7 kB or 39% of the original size.
Potential reduce by 25.3 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. Rabochaya-tetrad-uchebnik.com has all CSS files already compressed.
Number of requests can be reduced by 34 (72%)
47
13
The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rabochaya Tetrad Uchebnik. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
rabochaya-tetrad-uchebnik.com
229 ms
golova.js
12 ms
adsbygoogle.js
96 ms
qr_kod.js
20 ms
podelisj.js
191 ms
part1.js
209 ms
menushka.js
418 ms
zapaska1.js
20 ms
part2.js
27 ms
kommenty.js
209 ms
part3.js
204 ms
podval.js
36 ms
metrika.js
48 ms
shablon.css
49 ms
qr_kod.gif
10 ms
show_ads_impl.js
82 ms
zrt_lookup.html
22 ms
s.js
200 ms
ads
78 ms
relap.js
813 ms
openapi.917ca96d9331f956d945e39706791fde.js
251 ms
upload.gif
125 ms
jquery.js
327 ms
jquery-migrate.min.js
198 ms
jquery.prettyPhoto.min.js
11 ms
pretty1.js
10 ms
es5-shims.min.js
460 ms
share.js
682 ms
widget_comments.php
299 ms
loader_nav208513687747_3.js
288 ms
fonts_cnt.c7a76efe.css
1040 ms
lite.ca486089.css
737 ms
lang3_0.js
455 ms
polyfills.e893c89f.js
747 ms
xdm.js
677 ms
base.b8c40754.css
764 ms
lite.8627335912c6a0b404bc169616a68640.js
397 ms
watch.js
24 ms
analytics.js
42 ms
hit
486 ms
collect
15 ms
js
59 ms
tag.js
851 ms
browsers.png
137 ms
upload.gif
83 ms
code.js
819 ms
advert.gif
549 ms
counter
137 ms
dyn-goal-config.js
268 ms
rabochaya-tetrad-uchebnik.com 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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
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
rabochaya-tetrad-uchebnik.com 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
Browser errors were logged to the console
Page has valid source maps
rabochaya-tetrad-uchebnik.com SEO score
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 Rabochaya-tetrad-uchebnik.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 Rabochaya-tetrad-uchebnik.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.
rabochaya-tetrad-uchebnik.com
Open Graph description is not detected on the main page of Rabochaya Tetrad Uchebnik. 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: