6.1 sec in total
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4.1 sec
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Welcome to usenix.org homepage info - get ready to check USENIX best content for China right away, or after learning these important things about usenix.org
USENIX publishes ;login: and is the first technical membership association to offer open access to research, our events cover sysadmin, security, systems, & more.
Visit usenix.orgWe analyzed Usenix.org page load time and found that the first response time was 1.8 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
usenix.org performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value7.8 s
3/100
25%
Value6.8 s
34/100
10%
Value2,840 ms
3/100
30%
Value0.082
94/100
15%
Value15.2 s
7/100
10%
1802 ms
862 ms
51 ms
100 ms
56 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 86% of them (69 requests) were addressed to the original Usenix.org, 5% (4 requests) were made to Platform.twitter.com and 3% (2 requests) were made to Syndication.twitter.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Usenix.org.
Page size can be reduced by 971.0 kB (60%)
1.6 MB
644.4 kB
In fact, the total size of Usenix.org main page is 1.6 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. 50% of websites need less resources to load. Images take 580.9 kB which makes up the majority of the site volume.
Potential reduce by 57.4 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. 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 57.4 kB or 81% of the original size.
Potential reduce by 132.7 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, USENIX needs image optimization as it can save up to 132.7 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 374.8 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 374.8 kB or 75% of the original size.
Potential reduce by 406.2 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. Usenix.org needs all CSS files to be minified and compressed as it can save up to 406.2 kB or 87% of the original size.
Number of requests can be reduced by 15 (19%)
78
63
The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of USENIX. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
usenix.org
1802 ms
css_xAloA06fO9MfqH5oB7olBlEMNSCK_bXmI744B3VBaGU.css
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css_HOOwvNS3uf7Rs-YAuHd5mftcJIHqDHBY_D-iIjjI_jU.css
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css_JOfTSKVRI4TclH2vFChq7MD8Qs8R6fJcf5wE3J2fXt4.css
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css_1Cns3L1_TrifKTSgp644ViF6O9TZ1O0lZsCwyMt9kfE.css
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js_UWQINlriydSoeSiGQxToOUdv493zEa7dpsXC1OtYlZU.js
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js_1AAdsIaLSUw8IlWWkm-Kp1wH06c0UqqU5GaEc5Vxifs.js
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js_ByQqoFmos53DlLDLfNaeXBXbxiumZmAoP08wXIegdFk.js
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ie.css
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analytics.js
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ados.js
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noisegen-white.png
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usenix_logo.png
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facebook-icon.jpeg
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googleplus-icon.jpg
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timeline.1b43d11859b7663a2225b885f87704a5.js
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syndication
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timeline.4d087f49a21e27038d9769d7c976b8fa.default.css
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usenix.org accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
usenix.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
usenix.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usenix.org 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 Usenix.org 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.
usenix.org
Open Graph data is detected on the main page of USENIX. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: