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Report Summary

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    Performance

  • 0

    Accessibility

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    Best Practices

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    SEO

pubs.niaaa.nih.gov

Brochures and Fact Sheets | National Institute on Alcohol Abuse and Alcoholism (NIAAA)

Page Load Speed

351 ms in total

First Response

41 ms

Resources Loaded

310 ms

Page Rendered

0 ms

pubs.niaaa.nih.gov screenshot

About Website

Visit pubs.niaaa.nih.gov now to see the best up-to-date Pubs NIAAA Nih content for China and also check out these interesting facts you probably never knew about pubs.niaaa.nih.gov

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Key Findings

We analyzed Pubs.niaaa.nih.gov page load time and found that the first response time was 41 ms and then it took 310 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

pubs.niaaa.nih.gov performance score

0

Network Requests Diagram

pubs.niaaa.nih.gov

41 ms

pub2015.css

6 ms

addthis_widget.js

14 ms

niaaaLogoNEW.png

7 ms

updates.png

72 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 76% of them (13 requests) were addressed to the original Pubs.niaaa.nih.gov, 12% (2 requests) were made to S7.addthis.com and 6% (1 request) were made to M.addthisedge.com. The less responsive or slowest element that took the longest time to load (99 ms) relates to the external source M.addthis.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 300.7 kB (62%)

Content Size

485.9 kB

After Optimization

185.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pubs.niaaa.nih.gov main page is 485.9 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. Javascripts take 356.5 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 26.8 kB

  • Original 36.0 kB
  • After minification 33.7 kB
  • After compression 9.2 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. 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 26.8 kB or 74% of the original size.

Image Optimization

-14%

Potential reduce by 9.9 kB

  • Original 68.6 kB
  • After minification 58.7 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. Obviously, Pubs NIAAA Nih needs image optimization as it can save up to 9.9 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 242.5 kB

  • Original 356.5 kB
  • After minification 356.5 kB
  • After compression 114.1 kB

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 242.5 kB or 68% of the original size.

CSS Optimization

-87%

Potential reduce by 21.5 kB

  • Original 24.8 kB
  • After minification 15.5 kB
  • After compression 3.2 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. Pubs.niaaa.nih.gov needs all CSS files to be minified and compressed as it can save up to 21.5 kB or 87% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

16

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pubs NIAAA Nih. According to our analytics all requests are already optimized.

Network Requests Diagram

pubs.niaaa.nih.gov

pubs.niaaa.nih.gov

41 ms

pub2015.css

pub2015.css

6 ms

addthis_widget.js

addthis_widget.js

14 ms

niaaaLogoNEW.png

niaaaLogoNEW.png

7 ms

updates.png

updates.png

72 ms

twitter.png

twitter.png

75 ms

background.jpg

background.jpg

72 ms

topSep.png

topSep.png

71 ms

bookmark.png

bookmark.png

85 ms

_ate.track.config_resp

_ate.track.config_resp

40 ms

300lo.json

300lo.json

99 ms

searchBack.png

searchBack.png

20 ms

searchButton.png

searchButton.png

18 ms

mainNav.png

mainNav.png

19 ms

mainNavON.png

mainNavON.png

19 ms

footer_background.jpg

footer_background.jpg

25 ms

sh.48536d49e4da3bdba54606b4.html

sh.48536d49e4da3bdba54606b4.html

47 ms

SEO Factors

pubs.niaaa.nih.gov SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pubs.niaaa.nih.gov 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 Pubs.niaaa.nih.gov 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

pubs.niaaa.nih.gov

Open Graph description is not detected on the main page of Pubs NIAAA Nih. 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: