3 sec in total
399 ms
2.4 sec
214 ms
Welcome to tabsbook.ru homepage info - get ready to check Tabsbook best content for Russia right away, or after learning these important things about tabsbook.ru
Удобный и эффективный инструмент визуальных закладок tabsbook поможет вам не забыть нужные вам страницы. Экспресс панель tabsbook облегчит доступ к самым важным страницам. Все закладки и страницы хран...
Visit tabsbook.ruWe analyzed Tabsbook.ru page load time and found that the first response time was 399 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.
tabsbook.ru performance score
name
value
score
weighting
Value4.1 s
22/100
10%
Value12.9 s
0/100
25%
Value8.2 s
20/100
10%
Value1,690 ms
11/100
30%
Value0.091
92/100
15%
Value13.5 s
11/100
10%
399 ms
145 ms
278 ms
283 ms
278 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 74% of them (29 requests) were addressed to the original Tabsbook.ru, 10% (4 requests) were made to Google-analytics.com and 5% (2 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (571 ms) belongs to the original domain Tabsbook.ru.
Page size can be reduced by 540.5 kB (63%)
856.4 kB
315.9 kB
In fact, the total size of Tabsbook.ru main page is 856.4 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 501.9 kB which makes up the majority of the site volume.
Potential reduce by 34.5 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 34.5 kB or 76% of the original size.
Potential reduce by 16.5 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, Tabsbook needs image optimization as it can save up to 16.5 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 351.2 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 351.2 kB or 70% of the original size.
Potential reduce by 138.2 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. Tabsbook.ru needs all CSS files to be minified and compressed as it can save up to 138.2 kB or 84% of the original size.
Number of requests can be reduced by 16 (44%)
36
20
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tabsbook. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
www.tabsbook.ru
399 ms
main.css
145 ms
extensions.css
278 ms
form-elements.css
283 ms
elements.css
278 ms
tree_main.css
280 ms
contexts.css
285 ms
news.css
286 ms
z_common_sys.js
553 ms
z_main_tree.1.js
411 ms
z_common_ui.1.js
562 ms
z_dragndrop.1.js
419 ms
main_tabsbook_group.1.js
571 ms
context_tabsbook_group.1.js
421 ms
notifications_tabsbook_group.1.js
545 ms
loader_10_10.gif
143 ms
9a6dbe0682fabb2e38f646b5fbcd537d_1638_1024.jpg
553 ms
share_button.png
139 ms
quickmenu_icons.png
142 ms
search_icons.png
139 ms
main_menu_icons.png
252 ms
small_screen.css
254 ms
design.php
426 ms
system.php
434 ms
reformal.js
211 ms
main_tree_button.png
144 ms
main_tree.php
324 ms
analytics.js
21 ms
watch.js
169 ms
component.php
340 ms
collect
11 ms
collect
19 ms
collect
64 ms
watch.js
458 ms
st.php
165 ms
104137%7CaHR0cDovL3d3dy50YWJzYm9vay5ydS8=%7C%7C61583
164 ms
otzivi.png
142 ms
collect
10 ms
main_tree_icons_w.png
143 ms
tabsbook.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
Image elements do not have [alt] attributes
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
tabsbook.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
tabsbook.ru 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
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tabsbook.ru 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 Tabsbook.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.
tabsbook.ru
Open Graph data is detected on the main page of Tabsbook. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: