1.9 sec in total
179 ms
1.3 sec
462 ms
Click here to check amazing Blackfire content for Sweden. Otherwise, check out these important facts you probably never knew about blackfire.io
Blackfire’s features empower devs and IT/Ops to easily identify, understand performance bottlenecks, and find solutions quickly based on accurate data.
Visit blackfire.ioWe analyzed Blackfire.io page load time and found that the first response time was 179 ms and then it took 1.7 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.
blackfire.io performance score
name
value
score
weighting
Value2.9 s
54/100
10%
Value3.4 s
66/100
25%
Value4.0 s
81/100
10%
Value40 ms
100/100
30%
Value0.027
100/100
15%
Value7.3 s
50/100
10%
179 ms
364 ms
108 ms
99 ms
296 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that 16% of them (4 requests) were addressed to the original Blackfire.io, 76% (19 requests) were made to D2vqbs7xgyce6n.cloudfront.net and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (546 ms) relates to the external source D2vqbs7xgyce6n.cloudfront.net.
Page size can be reduced by 334.6 kB (51%)
649.8 kB
315.2 kB
In fact, the total size of Blackfire.io main page is 649.8 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. 20% of websites need less resources to load. CSS take 262.7 kB which makes up the majority of the site volume.
Potential reduce by 28.1 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. This page needs HTML code to be minified as it can gain 7.6 kB, which is 22% 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 28.1 kB or 80% of the original size.
Potential reduce by 2.7 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. Blackfire images are well optimized though.
Potential reduce by 108.6 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 108.6 kB or 64% of the original size.
Potential reduce by 195.2 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. Blackfire.io needs all CSS files to be minified and compressed as it can save up to 195.2 kB or 74% of the original size.
Number of requests can be reduced by 3 (13%)
23
20
The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackfire. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
blackfire.io
179 ms
blackfire.io
364 ms
main.css
108 ms
blackfire_primary_horizontal.svg
99 ms
blackfire_primary_square.svg
296 ms
logo_shipwire.png
290 ms
logo_M6.png
299 ms
logo_balance.png
297 ms
logo_CCM.png
292 ms
logo_FMM.png
346 ms
01-performance-testing.png
467 ms
02-performance-management.png
400 ms
03-performance-profiling.png
402 ms
04-blackfire-editions.png
414 ms
base.js
300 ms
main.js
518 ms
home-customers.js
449 ms
analytics.js
146 ms
bg-home.jpg
546 ms
bg-home-grey.png
501 ms
bg-home-white.png
381 ms
feedback-spin.gif
322 ms
left-arrow.png
78 ms
right-arrow.png
114 ms
collect
13 ms
blackfire.io 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
blackfire.io best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
blackfire.io 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blackfire.io can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Blackfire.io 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.
blackfire.io
Open Graph description is not detected on the main page of Blackfire. 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: