4.5 sec in total
1.6 sec
2.8 sec
145 ms
Click here to check amazing R2D2 content. Otherwise, check out these important facts you probably never knew about r2d2.by
Функции календаря, математические функции, полезные утилиты. Мобильно. Онлайн
Visit r2d2.byWe analyzed R2d2.by page load time and found that the first response time was 1.6 sec and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
r2d2.by performance score
name
value
score
weighting
Value6.5 s
2/100
10%
Value8.1 s
2/100
25%
Value9.4 s
12/100
10%
Value6,330 ms
0/100
30%
Value0.157
74/100
15%
Value19.0 s
3/100
10%
1628 ms
829 ms
172 ms
420 ms
425 ms
Our browser made a total of 35 requests to load all elements on the main page. We found that 46% of them (16 requests) were addressed to the original R2d2.by, 11% (4 requests) were made to Fonts.gstatic.com and 9% (3 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain R2d2.by.
Page size can be reduced by 548.1 kB (74%)
741.8 kB
193.8 kB
In fact, the total size of R2d2.by main page is 741.8 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. 55% of websites need less resources to load. CSS take 407.2 kB which makes up the majority of the site volume.
Potential reduce by 19.6 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 7.1 kB, which is 29% 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 19.6 kB or 80% of the original size.
Potential reduce by 174.4 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 174.4 kB or 56% of the original size.
Potential reduce by 354.1 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. R2d2.by needs all CSS files to be minified and compressed as it can save up to 354.1 kB or 87% of the original size.
Number of requests can be reduced by 23 (88%)
26
3
The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of R2D2. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
r2d2.by
1628 ms
bootstrap.min.css
829 ms
font-awesome.min.css
172 ms
ionicons.min.css
420 ms
jquery-jvectormap-1.2.2.css
425 ms
AdminLTE.min.css
797 ms
_all-skins.min.css
751 ms
app.css
417 ms
weather-icons.min.css
747 ms
weather-icons-wind.min.css
1017 ms
app-weather.css
750 ms
adsbygoogle.js
154 ms
adsbygoogle.js
266 ms
jquery-2.2.3.min.js
1021 ms
bootstrap.min.js
842 ms
fastclick.js
813 ms
app.min.js
744 ms
jquery.slimscroll.min.js
823 ms
demo.js
866 ms
helper.js
1019 ms
show_ads_impl.js
120 ms
zrt_lookup.html
428 ms
fontawesome-webfont.woff
127 ms
cookie.js
151 ms
integrator.js
178 ms
ads
119 ms
css
92 ms
6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf
81 ms
6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwlxdr.ttf
82 ms
6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwlxdr.ttf
92 ms
6xKydSBYKcSV-LCoeQqfX1RYOo3ig4vwlxdr.ttf
131 ms
integrator.js
36 ms
ads
75 ms
analytics.js
30 ms
watch.js
20 ms
r2d2.by accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
r2d2.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
r2d2.by SEO score
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
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise R2d2.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 R2d2.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.
r2d2.by
Open Graph description is not detected on the main page of R2D2. 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: