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www4.gsb.columbia.edu: Your Link Expired | Columbia Business School

Thanks for visiting the website of Columbia Business School. The page to which you linked is on a retired server, but the content is still available. Use the navigation or search box on this page to f...

Page load speed analysis

  • 72/100

    Good result
  • 8

    Successful tests
  • 0

    Failed test
  • First response

    77 ms

  • Resources loaded

    1.2 sec

  • Page rendered

    352 ms

  • Total page load time

    1.6 sec

Click here to check amazing Www 4 Gsb Columbia content for United States. Otherwise, check out these important facts you probably never knew about www4.gsb.columbia.edu

We analyzed Www4.gsb.columbia.edu page load time and found that the first response time was 77 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Page optimization

  • HTML 89.1 kB
    Images 373.8 kB
    Javascripts 485.9 kB
    CSS 411.6 kB

    In fact, the total size of Www4.gsb.columbia.edu main page is 1.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 485.9 kB which makes up the majority of the site volume.

    • Original 89.1 kB
    • After minification 86.0 kB
    • After compression 15.0 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 74.2 kB or 83% of the original size.

    • Original 373.8 kB
    • After optimization 215.8 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, Www 4 Gsb Columbia needs image optimization as it can save up to 158.0 kB or 42% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 485.9 kB
    • After minification 429.4 kB
    • After compression 148.0 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 337.8 kB or 70% of the original size.

    • Original 411.6 kB
    • After minification 407.6 kB
    • After compression 72.6 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. Www4.gsb.columbia.edu needs all CSS files to be minified and compressed as it can save up to 339.0 kB or 82% of the original size.

Network requests diagram

  • www.gsb.columbia.edu
  • www8.gsb.columbia.edu
  • css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
  • css_8a8AYlsyvT_W8OrKHDB9IoP1H1aLmC6Qw7--7fFZDhE.css
  • css_dJzoroUQBk9T6RE40vrX7m_8yywJsAsfQK0t-Mz6Gh8.css
  • css_zBUrZ4B15G1bDQ1RG-m-VZNiF66rhTTtKwBN6qMXSV4.css
  • css_HTEAaE3g84d33rluwkwSDMAqtPmXA79cwiMgqD3f3tE.css
  • jquery-1.8.3.min.js
  • js_3TykeRWpejhD4-J3vdlaNXdULg9xhOZhbsppK0o2bUs.js
  • js_iAbcx5aNtvV3nMSTJEU3_yLXrn9QKN6VDPbNFic3uPE.js
  • js_b4PuZsSlUCQFAu813ArdXWXZOJ6dBM4ZNd6JII3b-OU.js
  • js_29CarPJliL9nogJ1rZ06arbrsvxHKYR3V2fM8HZzfT0.js
  • js_-rGI84QLQ3uVwbZf4OefOrHnyt67b0m8wYprb2bgvo8.js
  • js_UQTwxQRiZcF7LKoIelOLZRyWx4gG0GsRzj27PH3rzPY.js
  • font-awesome.min.css
  • analytics.js
  • 100-logo.png
  • logo.svg
  • h-iaw-cent.png
  • img-iaw-centennial-curl.gif
  • Grandfather400x250.jpg
  • furman%20copy%202.jpg
  • shufro%20%282%29.jpg
  • Dear%20Chairman-curl_0.jpeg
  • shopping%20carts%20400x250.jpg
  • img-iaw-pagel-1602-Curl.jpg
  • Lion%20and%20dog%20250x250.jpg
  • img-iaw-katz-1601-curl.jpg
  • small-cent-hermes.jpg
  • social2.png
  • facebook-feed.jpg
  • twitter-feed.jpg
  • box1.png
  • box2.png
  • box3.png
  • cbs-cent-seal.png
  • social.png
  • Polaris-Medium.woff
  • fontawesome-webfont.woff
  • Polaris-Book.woff
  • Polaris-MediumItalic.woff
  • Copernicus-MediumItalic.woff
  • Copernicus-Medium.woff
  • icomoon.woff
  • m0sLdwx9UlI
  • collect
  • www-embed-player-vflfNyN_r.css
  • www-embed-player.js
  • base.js
  • Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
  • ad_status.js
  • zN7GBFwfMP4uA6AR0HCoLQ.ttf
  • RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf

Our browser made a total of 53 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Www4.gsb.columbia.edu, 6% (3 requests) were made to S.ytimg.com and 4% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (283 ms) relates to the external source Google-analytics.com.

Additional info on www4.gsb.columbia.edu

Requests

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Www 4 Gsb Columbia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

12

Javascripts

22

Images

7

CSS

7

AJAX

48

All

Possible request optimization

1

Javascripts

22

Images

1

CSS

7

AJAX

17

Optimized

31

All

Normal result

Redirects

As for redirects, our browser was forwarded to http://www8.gsb.columbia.edu/ before it reached this domain.

IP address

This IP address is dedicated to Www4.gsb.columbia.edu. This is the best domain hosting practice .

Normal result

IP Trace

www4.gsb.columbia.edu

128.59.218.14

DNS records

Type Host Target/ip TTL Other
A

gsb.columbia.edu

128.59.218.14 3587
CNAME

www4.gsb.columbia.edu

www.gsb.columbia.edu 3598
MX

gsb.columbia.edu

gsb-columbia-edu.mail.protection.outlook.com 3600 Pri: 10
TXT

gsb.columbia.edu

3600 Txt: MS=ms27984475
TXT

gsb.columbia.edu

3600 Txt: v=spf1 mx a:gateway.gsb.columbia.edu include:spf.protection.outlook.com include:aspmx.pardot.com include:_spf.salesforce.com ~all

Language and encoding

Good result

Language

EN en language flag

Detected

EN en language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Www4.gsb.columbia.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 Www4.gsb.columbia.edu 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

Www4.gsb.columbia.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 56.7% of all visits is United States. It’s good for Www4.gsb.columbia.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

Good result

Social Sharing Optimization

Open Graph data is detected on the main page of Www 4 Gsb Columbia. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

www4.gsb.columbia.edu

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