2.3 sec in total
484 ms
1.6 sec
214 ms
Click here to check amazing Nauka In content. Otherwise, check out these important facts you probably never knew about nauka.in.ua
Ukrainian Science Club
Visit nauka.in.uaWe analyzed Nauka.in.ua page load time and found that the first response time was 484 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
nauka.in.ua performance score
name
value
score
weighting
Value7.5 s
1/100
10%
Value18.1 s
0/100
25%
Value11.9 s
4/100
10%
Value1,070 ms
24/100
30%
Value0.027
100/100
15%
Value14.7 s
8/100
10%
484 ms
10 ms
180 ms
184 ms
185 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 94% of them (60 requests) were addressed to the original Nauka.in.ua, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Www3.clustrmaps.com. The less responsive or slowest element that took the longest time to load (638 ms) belongs to the original domain Nauka.in.ua.
Page size can be reduced by 460.6 kB (54%)
847.1 kB
386.5 kB
In fact, the total size of Nauka.in.ua main page is 847.1 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. 45% of websites need less resources to load. Images take 508.8 kB which makes up the majority of the site volume.
Potential reduce by 68.1 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 68.1 kB or 83% of the original size.
Potential reduce by 201.3 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, Nauka In needs image optimization as it can save up to 201.3 kB or 40% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 174.9 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 174.9 kB or 75% of the original size.
Potential reduce by 16.4 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. Nauka.in.ua needs all CSS files to be minified and compressed as it can save up to 16.4 kB or 75% of the original size.
Number of requests can be reduced by 19 (31%)
61
42
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nauka In. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
nauka.in.ua
484 ms
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core.css
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jquery-1.3.2.js
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nauka.in.ua 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
nauka.in.ua 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
Missing source maps for large first-party JavaScript
nauka.in.ua 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
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nauka.in.ua can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Nauka.in.ua 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.
nauka.in.ua
Open Graph description is not detected on the main page of Nauka In. 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: