8.4 sec in total
918 ms
6.9 sec
525 ms
Visit numbernautics.ru now to see the best up-to-date Numbernautics content for Russia and also check out these interesting facts you probably never knew about numbernautics.ru
Математические числа
Visit numbernautics.ruWe analyzed Numbernautics.ru page load time and found that the first response time was 918 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
numbernautics.ru performance score
name
value
score
weighting
Value5.4 s
6/100
10%
Value6.3 s
10/100
25%
Value11.4 s
5/100
10%
Value3,440 ms
2/100
30%
Value0
100/100
15%
Value13.7 s
11/100
10%
918 ms
144 ms
252 ms
270 ms
273 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that 71% of them (22 requests) were addressed to the original Numbernautics.ru, 16% (5 requests) were made to W.uptolike.com and 6% (2 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source Acint.net.
Page size can be reduced by 131.3 kB (32%)
416.2 kB
284.9 kB
In fact, the total size of Numbernautics.ru main page is 416.2 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. 20% of websites need less resources to load. Images take 237.1 kB which makes up the majority of the site volume.
Potential reduce by 19.7 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 19.7 kB or 73% of the original size.
Potential reduce by 9.4 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. Numbernautics images are well optimized though.
Potential reduce by 101.0 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 101.0 kB or 67% of the original size.
Potential reduce by 1.3 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. Numbernautics.ru needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 61% of the original size.
Number of requests can be reduced by 8 (30%)
27
19
The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Numbernautics. 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 as a result speed up the page load time.
www.numbernautics.ru
918 ms
style.css
144 ms
style.css
252 ms
widget.css
270 ms
pagenavi-css.css
273 ms
jquery.min.js
1317 ms
jquery.cycle.all.min.js
382 ms
script.js
272 ms
zp.js
917 ms
zp.js
1109 ms
date.js
372 ms
wp-emoji-release.min.js
381 ms
ltu.png
165 ms
rtu.png
163 ms
logo.png
164 ms
lmp.jpg
159 ms
mmp.jpg
162 ms
rmp.jpg
159 ms
mbg.jpg
810 ms
veg-1.jpg
921 ms
veg-3.jpg
698 ms
veg-2.jpg
1487 ms
veg-4.jpg
802 ms
aci.js
3601 ms
3_1_FFFFFFFF_EFEFEFFF_0_pageviews
363 ms
watch.js
0 ms
watch.js
2 ms
bbb.jpg
317 ms
impression.html
457 ms
extra.js
614 ms
support.html
176 ms
numbernautics.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.
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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
numbernautics.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
numbernautics.ru 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
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Numbernautics.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 Numbernautics.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.
numbernautics.ru
Open Graph description is not detected on the main page of Numbernautics. 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: