Cdi Spec
Analyze Contexts and Dependency Injection for Java Specification | Contexts and Dependency Injection

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Page load speed analysis

  • First response

    250 ms

  • Resources loaded

    3.86 sec

  • Page rendered

    317 ms

  • Total page load time

    4.43 sec

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We analyzed page load time and found that the first response time was 250 ms and then it took 4.18 sec to load all DOM resources and completely render a web page.

Page optimization

  • HTML 28.4 Kb
    Images 158.3 Kb
    Javascripts 308.14 Kb
    CSS 164.68 Kb

    In fact, the total size of main page is 351.38 Kb.This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages.Only 5% of websites need less resources to load.Javascripts take 308.14 Kb which makes up the majority of the site volume.

    • Original 28.4 Kb
    • After minification 27.55 Kb
    • After compression 6.82 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 6.82 Kb or 76% of the original size.

    • Original 158.3 Kb
    • After optimization 151.97 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. Cdi Spec needs image optimization as it can save up to 151.97 Kb or 96% of the original volume..The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 308.14 Kb
    • After minification 280.4 Kb
    • After compression 67.79 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 67.79 Kb or 22% of the original size.

    • Original 164.68 Kb
    • After minification 154.8 Kb
    • After compression 29.64 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 needs all CSS files to be minified and compressed as it can save up to 29.64 Kb or 18% of the original size.

Network requests diagram

  • asciidoctor.css
  • bootstrap.min.css
  • github.min.css
  • styles.css
  • font-awesome.min.css
  • jquery.min.js
  • bootstrap.min.js
  • highlight.min.js
  • css
  • cdi_hero_bg.jpg
  • cdi_herologo.png
  • glassfish.gif
  • tmax_soft.jpg
  • wildfly.png
  • cosminexus.png
  • jbosseap6.png
  • IBM.gif
  • fujitsu.png
  • oracle.gif
  • geronimo.jpg
  • jbossas7.jpg
  • caucho.jpg
  • tomee.gif
  • sap-logo.jpg
  • jonas.png
  • fontawesome-webfont.woff
  • widgets.js
  • __utm.gif
  • widget_iframe.d753e00c3e838c1b2558149bd3f6ecb8.html
  • moment~timeline~tweet.a20574004ea824b1c047f200045ffa1e.js
  • timeline.49693ebcd57b08708ebca7502c7c343d.js
  • settings
  • syndication

Our browser made a total of 34 requests and 3 domains to load all elements on the main page.We found that 56% of them (19 requests) were addressed to the original,15% (5 request) were made to cdnjs.cloudflare.comand 15.% (4 request) were made to less responsive or slowest element that took the longest time to load (282 ms) relates to the external styles.css.

Additional info on


The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cdi Spec. According to our analytics all requests are already optimized.









Possible request optimization











Good result

IP address uses IP address which is currently shared with 4 other domains. The more sites share the same IP address, 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.

Poor result

IP Trace

DNS records

Type Info

Language and encoding

Normal result


N/A da language flag


ENsv language flag





Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise can be misinterpreted by Google and other search engines. Our system also found out that 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.

Similarly rated websites screenshot screenshot screenshot screenshot screenshot screenshot screenshot screenshot screenshot

Similarly Websites

Domain Title Accessories Malaysia | V-Spec Auto Accessories Online Store | V-SPEC.COM.MY | Australia | New Ze Accessories Malaysia | V-Spec Auto Accessories Online Store | V-SPEC.COM.MY | Australia | New Ze Imports SPEC US CARAVANS Australia - Home - Spec Floors - Digital Data Specifications - Spec Property - Melbourne Apartments
speconthejob.comSpec On The Job - Staffing, Recruiting, and Personnel Solutions
specproperty.comHome - Spec Property - Melbourne Apartments

HTTPS certificate

SSL Certificate 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 80% of all visits is Australian. It lies approximately 5150 miles away from the server location (United States) 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 page load time for the majority of users is moving the server to Australian or just closer to the user base.

Poor result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of Cdi Spec. 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:

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