1.3 sec in total
165 ms
1 sec
115 ms
Visit cubookstore.com now to see the best up-to-date Cu Bookstore content for United States and also check out these interesting facts you probably never knew about cubookstore.com
University of Colorado Boulder - Official Bookstore
Visit cubookstore.comWe analyzed Cubookstore.com page load time and found that the first response time was 165 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
cubookstore.com performance score
name
value
score
weighting
Value9.4 s
0/100
10%
Value16.6 s
0/100
25%
Value9.4 s
12/100
10%
Value190 ms
91/100
30%
Value0.393
26/100
15%
Value13.7 s
11/100
10%
165 ms
434 ms
210 ms
121 ms
83 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 90% of them (37 requests) were addressed to the original Cubookstore.com, 7% (3 requests) were made to Google-analytics.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (434 ms) belongs to the original domain Cubookstore.com.
Page size can be reduced by 393.9 kB (69%)
567.5 kB
173.7 kB
In fact, the total size of Cubookstore.com main page is 567.5 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. 30% of websites need less resources to load. Javascripts take 277.5 kB which makes up the majority of the site volume.
Potential reduce by 132.7 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 132.7 kB or 85% of the original size.
Potential reduce by 4.3 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. Cu Bookstore images are well optimized though.
Potential reduce by 212.2 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 212.2 kB or 76% of the original size.
Potential reduce by 44.7 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. Cubookstore.com needs all CSS files to be minified and compressed as it can save up to 44.7 kB or 85% of the original size.
Number of requests can be reduced by 27 (69%)
39
12
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cu Bookstore. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
cubookstore.com
165 ms
default.aspx
434 ms
masterslider.css
210 ms
style.css
121 ms
core.js
83 ms
jquery.min.js
28 ms
masterslider.min.js
307 ms
eratex.css
156 ms
style.css
296 ms
WebResource.axd
134 ms
formvalidate.js
98 ms
ScriptResource.axd
156 ms
ScriptResource.axd
157 ms
ScriptResource.axd
157 ms
ScriptResource.axd
177 ms
ga.js
31 ms
__utm.gif
14 ms
cubrand.gif
53 ms
WebResource.axd
46 ms
WebResource.axd
48 ms
WebResource.axd
189 ms
WebResource.axd
185 ms
blank.gif
48 ms
hours.gif
112 ms
podcast.gif
113 ms
email.gif
114 ms
Facebook-icon.gif
113 ms
Twitter-icon.gif
137 ms
You-Tube-icon.gif
144 ms
pint.gif
153 ms
logoFooter.png
151 ms
headerBackground2.jpg
157 ms
cart.gif
159 ms
Ralphie.png
173 ms
loading-2.gif
167 ms
leftNav_bg.jpg
176 ms
announcements.gif
182 ms
footer_bg.jpg
176 ms
__utm.gif
49 ms
light-skin-1.png
136 ms
Rent-or-Buy-text.jpg
228 ms
cubookstore.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
cubookstore.com 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
Missing source maps for large first-party JavaScript
cubookstore.com 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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Cubookstore.com 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 Cubookstore.com 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.
cubookstore.com
Open Graph description is not detected on the main page of Cu Bookstore. 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: