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cctsnews.rockefeller.edu: The Rockefeller University » CCTS e-Newsletter

Page load speed analysis

  • 66/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    79 ms

  • Resources loaded

    688 ms

  • Page rendered

    248 ms

  • Total page load time

    1 sec

Visit cctsnews.rockefeller.edu now to see the best up-to-date CCTS News Rockefeller content for United States and also check out these interesting facts you probably never knew about cctsnews.rockefeller.edu

We analyzed Cctsnews.rockefeller.edu page load time and found that the first response time was 79 ms and then it took 936 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.

Page optimization

  • HTML 19.8 kB
    Images 52.1 kB
    Javascripts 285.2 kB
    CSS 17.1 kB

    In fact, the total size of Cctsnews.rockefeller.edu main page is 374.2 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 10% of websites need less resources to load. Javascripts take 285.2 kB which makes up the majority of the site volume.

    • Original 19.8 kB
    • After minification 18.2 kB
    • After compression 5.8 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 14.0 kB or 71% of the original size.

    • Original 52.1 kB
    • After optimization 52.1 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. CCTS News Rockefeller images are well optimized though.

    • Original 285.2 kB
    • After minification 274.4 kB
    • After compression 77.6 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 207.6 kB or 73% of the original size.

    • Original 17.1 kB
    • After minification 9.9 kB
    • After compression 3.0 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. Cctsnews.rockefeller.edu needs all CSS files to be minified and compressed as it can save up to 14.1 kB or 83% of the original size.

Network requests diagram

  • cctsnews.rockefeller.edu
  • nav_2010.css
  • templateStyle2012.css
  • department_2010.css
  • jquery_core.js
  • jquery-ui-1.7.2.custom.min.js
  • jquery.niftycube.js
  • ru.js
  • analytics.js
  • go.gif
  • btn-donate.gif
  • headerRU.gif
  • rotate.php
  • print.gif
  • bg-nav-bottom.gif
  • bg-nav-mid.gif
  • bg-nav-top.gif
  • nav-blurb.gif
  • bg-body-mid.gif
  • bg-body-top.gif
  • enewsletterlogo.gif
  • pdf.gif
  • gray_dot.gif
  • bg-body-bottom.gif
  • btn-med-rss.gif
  • btn-med-fb.gif
  • btn-med-twitter.gif
  • btn-med-youtube.gif
  • inside.gif
  • navArrow.gif
  • collect
  • print.css

Our browser made a total of 32 requests to load all elements on the main page. We found that 94% of them (30 requests) were addressed to the original Cctsnews.rockefeller.edu, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (478 ms) belongs to the original domain Cctsnews.rockefeller.edu.

Additional info on cctsnews.rockefeller.edu

Requests

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CCTS News Rockefeller. 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 from 4 to 1 for CSS and as a result speed up the page load time.

4

Javascripts

22

Images

4

CSS

30

All

Possible request optimization

1

Javascripts

6

Images

1

CSS

22

Optimized

8

All

Normal result

IP address

This IP address is dedicated to Cctsnews.rockefeller.edu. This is the best domain hosting practice .

Normal result

IP Trace

cctsnews.rockefeller.edu

129.85.244.169

DNS records

Type Host Target/ip TTL Other
A

cctsnews.rockefeller.edu

129.85.244.169 57

Language and encoding

Normal result

Language

EN en language flag

Detected

EN en language flag

Claimed

Encoding

ISO-8859-1

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cctsnews.rockefeller.edu 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 Cctsnews.rockefeller.edu main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

HTTPS certificate

SSL Certificate

Cctsnews.rockefeller.edu 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 44.5% of all visits is United States. It’s good for Cctsnews.rockefeller.edu that their server is also located in United States, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of CCTS News Rockefeller. 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:

cctsnews.rockefeller.edu

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