4.5 sec in total
557 ms
3.4 sec
551 ms
Visit defro.bg now to see the best up-to-date DEFRO content and also check out these interesting facts you probably never knew about defro.bg
Котли на пелети, автоматизирани котли на твърдо гориво, пиролизни котли DEFRO. DEFRO предлага много широка продуктова гама котли, която може да задоволи желанията на всеки клиент. Най-атрактивното при...
Visit defro.bgWe analyzed Defro.bg page load time and found that the first response time was 557 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
defro.bg performance score
name
value
score
weighting
Value7.7 s
0/100
10%
Value10.8 s
0/100
25%
Value10.8 s
6/100
10%
Value1,690 ms
11/100
30%
Value0
100/100
15%
Value9.6 s
29/100
10%
557 ms
991 ms
51 ms
39 ms
235 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 77% of them (36 requests) were addressed to the original Defro.bg, 13% (6 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (991 ms) belongs to the original domain Defro.bg.
Page size can be reduced by 387.0 kB (30%)
1.3 MB
904.2 kB
In fact, the total size of Defro.bg main page is 1.3 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. 40% of websites need less resources to load. Images take 826.7 kB which makes up the majority of the site volume.
Potential reduce by 26.3 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 26.3 kB or 71% of the original size.
Potential reduce by 84.0 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. DEFRO images are well optimized though.
Potential reduce by 164.0 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 164.0 kB or 54% of the original size.
Potential reduce by 112.6 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. Defro.bg needs all CSS files to be minified and compressed as it can save up to 112.6 kB or 90% of the original size.
Number of requests can be reduced by 14 (36%)
39
25
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DEFRO. 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 6 to 1 for CSS and as a result speed up the page load time.
defro.bg
557 ms
defro.bg
991 ms
js
51 ms
css
39 ms
style.css
235 ms
responsivemenu.css
391 ms
responsivemenu2.css
447 ms
animate.css
781 ms
jquery-1.11.2.min.js
799 ms
jquery.cycle2.min.js
592 ms
jquery.cycle2.carousel.js
596 ms
jquery.fancybox.css
506 ms
jquery.fancybox.min.js
778 ms
javascripts.js
625 ms
WebResource.axd
705 ms
ScriptResource.axd
841 ms
analytics.js
17 ms
collect
11 ms
ScriptResource.axd
635 ms
collect
24 ms
logo.png
161 ms
5klas.png
174 ms
ecodesign.png
128 ms
favicon.png
147 ms
logo2.png
159 ms
socials.png
160 ms
youtube.png
169 ms
facebook.png
170 ms
menu-icon.png
177 ms
search.png
202 ms
030718011340mini,slajdy,333,1920,344.jpg
977 ms
190618015518head1.jpg
540 ms
arrowright.png
274 ms
arrowleft.png
284 ms
gray.jpg
299 ms
gps.png
328 ms
tel.png
393 ms
f.png
405 ms
phone.png
418 ms
close.png
467 ms
line.png
512 ms
JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw9aX8.ttf
23 ms
JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu173w9aX8.ttf
43 ms
JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w9aX8.ttf
61 ms
TK3_WkUHHAIjg75cFRf3bXL8LICs1y9osUJiYA.ttf
50 ms
TK3_WkUHHAIjg75cFRf3bXL8LICs1xZosUJiYA.ttf
61 ms
TK3_WkUHHAIjg75cFRf3bXL8LICs1_FvsUJiYA.ttf
49 ms
defro.bg 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
Links do not have a discernible name
defro.bg 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
Page has valid source maps
defro.bg SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Defro.bg can be misinterpreted by Google and other search engines. Our service has detected that Bulgarian 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 Defro.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.
defro.bg
Open Graph description is not detected on the main page of DEFRO. 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: