1.6 sec in total
81 ms
1.2 sec
309 ms
Click here to check amazing CERIAS Purdue content for United States. Otherwise, check out these important facts you probably never knew about cerias.purdue.edu
The Center for Education and Research in Information Assurance and Security (CERIAS) is currently viewed as one of the world’s leading centers for research and education in areas of information securi...
Visit cerias.purdue.eduWe analyzed Cerias.purdue.edu page load time and found that the first response time was 81 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 30% of websites can load faster.
cerias.purdue.edu performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value4.4 s
39/100
25%
Value2.7 s
96/100
10%
Value50 ms
100/100
30%
Value0.102
89/100
15%
Value5.0 s
76/100
10%
81 ms
832 ms
60 ms
54 ms
75 ms
Our browser made a total of 28 requests to load all elements on the main page. We found that all of those requests were addressed to Cerias.purdue.edu and no external sources were called. The less responsive or slowest element that took the longest time to load (832 ms) belongs to the original domain Cerias.purdue.edu.
Page size can be reduced by 256.6 kB (36%)
709.5 kB
452.9 kB
In fact, the total size of Cerias.purdue.edu main page is 709.5 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. 25% of websites need less resources to load. Images take 418.0 kB which makes up the majority of the site volume.
Potential reduce by 18.5 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 5.9 kB, which is 25% 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 18.5 kB or 78% of the original size.
Potential reduce by 36.4 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. CERIAS Purdue images are well optimized though.
Potential reduce by 90.8 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 90.8 kB or 67% of the original size.
Potential reduce by 110.9 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. Cerias.purdue.edu needs all CSS files to be minified and compressed as it can save up to 110.9 kB or 84% of the original size.
Number of requests can be reduced by 9 (39%)
23
14
The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CERIAS Purdue. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
cerias.purdue.edu
81 ms
www.cerias.purdue.edu
832 ms
bootstrap.min.css
60 ms
main.css
54 ms
75 ms
jquery-1.11.1.min.js
123 ms
bootstrap.min.js
100 ms
cerias_global.js
57 ms
ie10-viewport-bug-workaround.js
158 ms
66 ms
home_newsBox_bg.png
27 ms
mast_bg.jpg
127 ms
mast_cerias_logo_large.png
89 ms
mast_purdue_logo.png
55 ms
mast_cerias_name.png
70 ms
top_nav_bg.png
70 ms
splash_symposium2016_02.png
176 ms
youtube_32x32.png
79 ms
secsem_20160217_full.jpg
86 ms
homepage_news_box_bg02.png
89 ms
aboutContent_bg.png
107 ms
li_ninghui.jpg
111 ms
banner_infosec_program.png
188 ms
2011_footer_bg.png
115 ms
feed-icon16x16.png
134 ms
li_ninghui.jpg
56 ms
feed-icon16x16.png
29 ms
print.css
27 ms
cerias.purdue.edu accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
cerias.purdue.edu 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
cerias.purdue.edu SEO score
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 Cerias.purdue.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 Cerias.purdue.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.
cerias.purdue.edu
Open Graph data is detected on the main page of CERIAS Purdue. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: