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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

i2b2.org

i2b2: Informatics for Integrating Biology & the Bedside

Page Load Speed

1.1 sec in total

First Response

138 ms

Resources Loaded

716 ms

Page Rendered

226 ms

i2b2.org screenshot

About Website

Welcome to i2b2.org homepage info - get ready to check I 2 B best content for United States right away, or after learning these important things about i2b2.org

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Key Findings

We analyzed I2b2.org page load time and found that the first response time was 138 ms and then it took 942 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.

Performance Metrics

i2b2.org performance score

0

Network Requests Diagram

i2b2.org

138 ms

www.i2b2.org

344 ms

i2b2_style.css

55 ms

margin_left.gif

83 ms

h_header.gif

86 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that all of those requests were addressed to I2b2.org and no external sources were called. The less responsive or slowest element that took the longest time to load (344 ms) belongs to the original domain I2b2.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 20.6 kB (33%)

Content Size

63.2 kB

After Optimization

42.5 kB

  • HTML
  • Images
  • CSS

In fact, the total size of I2b2.org main page is 63.2 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. Only 10% of websites need less resources to load. Images take 38.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 13.8 kB

  • Original 17.2 kB
  • After minification 15.2 kB
  • After compression 3.4 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. This page needs HTML code to be minified as it can gain 2.0 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 13.8 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 230 B

  • Original 38.0 kB
  • After minification 37.8 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. I 2 B images are well optimized though.

CSS Optimization

-83%

Potential reduce by 6.6 kB

  • Original 8.0 kB
  • After minification 6.4 kB
  • After compression 1.3 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. I2b2.org needs all CSS files to be minified and compressed as it can save up to 6.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (64%)

Requests Now

22

After Optimization

8

  • Images
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of I 2 B. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

i2b2.org

i2b2.org

138 ms

www.i2b2.org

www.i2b2.org

344 ms

i2b2_style.css

i2b2_style.css

55 ms

margin_left.gif

margin_left.gif

83 ms

h_header.gif

h_header.gif

86 ms

margin_right.gif

margin_right.gif

108 ms

red_top.gif

red_top.gif

112 ms

red_left.gif

red_left.gif

131 ms

red_right.gif

red_right.gif

130 ms

h_collage.jpg

h_collage.jpg

188 ms

h_space_top.gif

h_space_top.gif

136 ms

spacer.gif

spacer.gif

139 ms

h_red_fade.jpg

h_red_fade.jpg

154 ms

h_bullet.gif

h_bullet.gif

155 ms

i2b2-software-1.gif

i2b2-software-1.gif

142 ms

i2b2-software-2.gif

i2b2-software-2.gif

144 ms

i2b2-software-3.gif

i2b2-software-3.gif

159 ms

foot_space_top.gif

foot_space_top.gif

161 ms

foot_space_left.gif

foot_space_left.gif

168 ms

footer_partners.gif

footer_partners.gif

170 ms

foot_space_right.gif

foot_space_right.gif

187 ms

red_bottom.gif

red_bottom.gif

187 ms

menu_separator.gif

menu_separator.gif

162 ms

h_gel_bg.gif

h_gel_bg.gif

162 ms

SEO Factors

i2b2.org SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise I2b2.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 I2b2.org 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.

Social Sharing Optimization

i2b2.org

Open Graph description is not detected on the main page of I 2 B. 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: