Analyze

conf2015.reactjs.org: React.js Conf | January 28 & 29 2015

Come to React.js Conf to shape the future of client-side applications!

Page load speed analysis

  • 14/100

    Poor result
  • 4

    Successful tests
  • 4

    Failed tests
  • First response

    40 ms

  • Resources loaded

    772 ms

  • Page rendered

    217 ms

  • Total page load time

    1 sec

Click here to check amazing Conf 2015 React Js content for India. Otherwise, check out these important facts you probably never knew about conf2015.reactjs.org

We analyzed Conf2015.reactjs.org page load time and found that the first response time was 40 ms and then it took 989 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster. This domain responded with an error, which can significantly jeopardize Conf2015.reactjs.org rating and web reputation

Page optimization

  • HTML 17.7 kB
    Images 122.5 kB
    Javascripts 26.3 kB
    CSS 16.5 kB

    In fact, the total size of Conf2015.reactjs.org main page is 183.0 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. Images take 122.5 kB which makes up the majority of the site volume.

    • Original 17.7 kB
    • After compression 3.3 kB

    HTML optimization

    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 14.3 kB or 81% of the original size.

    • Original 122.5 kB
    • After optimization 92.6 kB

    Image optimization

    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, Conf 2015 React Js needs image optimization as it can save up to 30.0 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 26.3 kB
    • After minification 26.3 kB
    • After compression 10.9 kB

    JavaScript optimization

    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 15.4 kB or 58% of the original size.

    • Original 16.5 kB
    • After minification 13.0 kB
    • After compression 3.7 kB

    CSS optimization

    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. Conf2015.reactjs.org needs all CSS files to be minified and compressed as it can save up to 12.8 kB or 78% of the original size.

Network requests diagram

  • conf2015.reactjs.org
  • style.css
  • vqa1hcx.js
  • conf2015.reactjs.org
  • pete-hunt.jpg
  • david-nolen.jpg
  • ryan-florence.jpg
  • sillhouette.jpg
  • logo_small_2x.png
  • logo.png
  • analytics.js
  • collect

Our browser made a total of 12 requests to load all elements on the main page. We found that 58% of them (7 requests) were addressed to the original Conf2015.reactjs.org, 17% (2 requests) were made to Use.typekit.net and 17% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (559 ms) belongs to the original domain Conf2015.reactjs.org.

Additional info on conf2015.reactjs.org

Requests

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Conf 2015 React Js. According to our analytics all requests are already optimized.

2

Javascripts

7

Images

1

CSS

10

All

Possible request optimization

2

Javascripts

7

Images

1

CSS

0

Optimized

10

All

Poor result

IP address

Conf2015.reactjs.org uses IP addresses which are currently shared with 6 other domains. The more sites share the same stack of IP addresses, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Normal result

IP Trace

conf2015.reactjs.org

mozillalabs.com

bestjobs.bg

rubyonrails.org

mono-project.com

185.199.108.153

conf2015.reactjs.org

mozillalabs.com

bestjobs.bg

mono-project.com

hibernate.org

185.199.109.153

conf2015.reactjs.org

mozillalabs.com

getontracks.org

bestjobs.bg

mono-project.com

185.199.110.153

185.199.111.153

DNS records

Type Host Target/ip TTL Other
A

reactjs.github.io

185.199.110.153 300
A

reactjs.github.io

185.199.111.153 300
A

reactjs.github.io

185.199.108.153 300
A

reactjs.github.io

185.199.109.153 300
CNAME

conf2015.reactjs.org

reactjs.github.io 300

Language and encoding

Normal result

Language

EN en language flag

Detected

N/A  language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Conf2015.reactjs.org can be misinterpreted by Google and other search engines. Our service has detected that English 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 Conf2015.reactjs.org 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.

HTTPS certificate

SSL Certificate

Conf2015.reactjs.org has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 24.2% of all visits is India. It lies approximately 4380 miles away from the server location (Netherlands) and such a long distance can negatively affect website speed, as it takes some time for data to travel back and forth between those places. That’s why one of the best ways to speed up Conf2015.reactjs.org page load time for the majority of users is moving the server to India or just closer to the user base.

Poor result

Good result

Social Sharing Optimization

Open Graph data is detected on the main page of Conf 2015 React Js. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

conf2015.reactjs.org

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