4.3 sec in total
1.6 sec
2.4 sec
255 ms
Click here to check amazing It Vanderbilt content for United States. Otherwise, check out these important facts you probably never knew about it.vanderbilt.edu
Vanderbilt University.
Visit it.vanderbilt.eduWe analyzed It.vanderbilt.edu page load time and found that the first response time was 1.6 sec and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
it.vanderbilt.edu performance score
name
value
score
weighting
Value2.9 s
51/100
10%
Value11.4 s
0/100
25%
Value5.7 s
51/100
10%
Value740 ms
40/100
30%
Value0.057
98/100
15%
Value16.7 s
5/100
10%
1570 ms
217 ms
93 ms
168 ms
108 ms
Our browser made a total of 56 requests to load all elements on the main page. We found that 39% of them (22 requests) were addressed to the original It.vanderbilt.edu, 27% (15 requests) were made to Www4.vanderbilt.edu and 7% (4 requests) were made to News.vanderbilt.edu. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain It.vanderbilt.edu.
Page size can be reduced by 661.0 kB (56%)
1.2 MB
524.9 kB
In fact, the total size of It.vanderbilt.edu main page is 1.2 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. 35% of websites need less resources to load. Javascripts take 682.8 kB which makes up the majority of the site volume.
Potential reduce by 114.9 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 114.9 kB or 77% of the original size.
Potential reduce by 46.8 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. Obviously, It Vanderbilt needs image optimization as it can save up to 46.8 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 454.4 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 454.4 kB or 67% of the original size.
Potential reduce by 44.8 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. It.vanderbilt.edu needs all CSS files to be minified and compressed as it can save up to 44.8 kB or 80% of the original size.
Number of requests can be reduced by 23 (43%)
53
30
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of It Vanderbilt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
it.vanderbilt.edu
1570 ms
vustylemin.css
217 ms
jquery.min.js
93 ms
omniscripts.js
168 ms
mystyles.css
108 ms
addthis_widget.js
48 ms
jquery.nivo.slider.pack.js
91 ms
nivo-full.css
73 ms
status-widget.js
73 ms
***%20Broken%20Link%20***
69 ms
vubrandbar.js
166 ms
badge_code_v2.gne
134 ms
vuheader.jpg
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partialinternetmap2005-75x75.jpg
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phishing-75x75.jpg
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ERP_Business_Technology-75x75.jpg
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vuit-header-75x75.jpg
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did-you-know-slides-v5-08.png
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did-you-know-slides-v4-05c.png
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did-you-know-slides-v5-06.png
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did-you-know-slides-v5-05.png
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did-you-know-slides-v5-04.png
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did-you-know-slides-v4-01c.png
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did-you-know-slides-v5-02a.png
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did-you-know-slides-v4-06.png
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did-you-know-slides-v4-03c.png
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did-you-know-slides-v4-04c.png
185 ms
brandbar.css
89 ms
brandbar.js
87 ms
emergency.js
100 ms
responsive.js
108 ms
responsive.css
129 ms
headbg-ie6.jpg
144 ms
vanderbilt-university-bb.jpg
145 ms
headerbg.jpg
103 ms
ajax-loader.gif
130 ms
arrow2.gif
129 ms
bodygradient.jpg
169 ms
footerbg.jpg
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6801428320_080732bc0c_s.jpg
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7084350857_c5115758d6_s.jpg
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p
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5894135640_05c4e84446_s.jpg
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5320062783_c8012cf49f_s.jpg
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social-icons.png
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ga.js
8 ms
300lo.json
68 ms
__utm.gif
28 ms
menu-bl.png
146 ms
sh.8e5f85691f9aaa082472a194.html
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layers.e5ea973510bf60b3db41.js
15 ms
print.css
33 ms
pixel
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pixel
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blackarrows.png
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bullets.png
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it.vanderbilt.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.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
it.vanderbilt.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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
it.vanderbilt.edu 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
Image elements do not have [alt] attributes
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 It.vanderbilt.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 It.vanderbilt.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.
it.vanderbilt.edu
Open Graph description is not detected on the main page of It Vanderbilt. 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: