Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

blackchain.co

Blackchain - Cryptocurrency, Blockchain, & ICO Investment Research

Page Load Speed

5.9 sec in total

First Response

165 ms

Resources Loaded

5.2 sec

Page Rendered

557 ms

blackchain.co screenshot

About Website

Click here to check amazing Blackchain content. Otherwise, check out these important facts you probably never knew about blackchain.co

Blackchain provides investment news, financial research, and technical analysis for blockchain currencies, technologies, ICOs, ventures, and funds.

Visit blackchain.co

Key Findings

We analyzed Blackchain.co page load time and found that the first response time was 165 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

blackchain.co performance score

0

Network Requests Diagram

blackchain.co

165 ms

www.blackchain.co

758 ms

wp-emoji-release.min.js

105 ms

style.min.css

180 ms

style.css

215 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 31% of them (34 requests) were addressed to the original Blackchain.co, 28% (31 requests) were made to Cryptocompare.com and 14% (15 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Widgets.cryptocompare.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.9 MB (74%)

Content Size

2.5 MB

After Optimization

661.5 kB

In fact, the total size of Blackchain.co main page is 2.5 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. 70% of websites need less resources to load. CSS take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 379.5 kB

  • Original 410.9 kB
  • After minification 400.1 kB
  • After compression 31.4 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 379.5 kB or 92% of the original size.

Image Optimization

-3%

Potential reduce by 8.9 kB

  • Original 315.4 kB
  • After minification 306.5 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. Blackchain images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 279.7 kB

  • Original 479.0 kB
  • After minification 478.8 kB
  • After compression 199.3 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 279.7 kB or 58% of the original size.

CSS Optimization

-91%

Potential reduce by 1.2 MB

  • Original 1.3 MB
  • After minification 1.0 MB
  • After compression 124.4 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. Blackchain.co needs all CSS files to be minified and compressed as it can save up to 1.2 MB or 91% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (60%)

Requests Now

90

After Optimization

36

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackchain. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

SEO Factors

blackchain.co SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blackchain.co 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 Blackchain.co 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.

Social Sharing Optimization

Open Graph data is detected on the main page of Blackchain. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: