20 sec in total
5.9 sec
13.4 sec
715 ms
Welcome to sci.bg homepage info - get ready to check SCI best content right away, or after learning these important things about sci.bg
SCI.BG е технологичен хъб за развитие на Науката за данните – Data science и свързаните с нея дейности и процеси.
Visit sci.bgWe analyzed Sci.bg page load time and found that the first response time was 5.9 sec and then it took 14.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
sci.bg performance score
name
value
score
weighting
Value14.9 s
0/100
10%
Value16.8 s
0/100
25%
Value21.1 s
0/100
10%
Value1,920 ms
8/100
30%
Value0.061
97/100
15%
Value29.1 s
0/100
10%
5865 ms
453 ms
943 ms
274 ms
457 ms
Our browser made a total of 88 requests to load all elements on the main page. We found that 50% of them (44 requests) were addressed to the original Sci.bg, 24% (21 requests) were made to Fonts.gstatic.com and 7% (6 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (5.9 sec) belongs to the original domain Sci.bg.
Page size can be reduced by 1.7 MB (45%)
3.7 MB
2.1 MB
In fact, the total size of Sci.bg main page is 3.7 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 262.4 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 262.4 kB or 86% of the original size.
Potential reduce by 54.1 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. SCI images are well optimized though.
Potential reduce by 231.8 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 231.8 kB or 56% of the original size.
Potential reduce by 1.1 MB
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. Sci.bg needs all CSS files to be minified and compressed as it can save up to 1.1 MB or 88% of the original size.
Number of requests can be reduced by 50 (76%)
66
16
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SCI. 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 20 to 1 for CSS and as a result speed up the page load time.
sci.bg
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sci.bg 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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
sci.bg best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
sci.bg 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
BG
BG
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sci.bg can be misinterpreted by Google and other search engines. Our service has detected that Bulgarian is used on the page, and it matches the claimed language. Our system also found out that Sci.bg 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.
sci.bg
Open Graph data is detected on the main page of SCI. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: