Analyze College of Liberal Arts and Sciences | University of Colorado Denver | University of Colorado Denver

University of Colorado Denver College of Liberal Arts and Sciences, providing higher education in the liberal arts and sciences, including programs in the humanities, social sciences, science and inte...

Page load speed analysis

  • 61/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    238 ms

  • Resources loaded

    4.3 sec

  • Page rendered

    199 ms

  • Total page load time

    4.7 sec

Click here to check amazing Clas Uc Denver content for United States. Otherwise, check out these important facts you probably never knew about

We analyzed page load time and found that the first response time was 238 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Page optimization

  • HTML 87.4 kB
    Images 600.1 kB
    Javascripts 339.7 kB
    CSS 408.0 kB

    In fact, the total size of main page is 1.4 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. 55% of websites need less resources to load. Images take 600.1 kB which makes up the majority of the site volume.

    • Original 87.4 kB
    • After minification 82.5 kB
    • After compression 19.1 kB

    HTML optimization

    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 68.3 kB or 78% of the original size.

    • Original 600.1 kB
    • After optimization 533.7 kB

    Image optimization

    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, Clas Uc Denver needs image optimization as it can save up to 66.4 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 339.7 kB
    • After minification 328.8 kB
    • After compression 103.2 kB

    JavaScript optimization

    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 236.5 kB or 70% of the original size.

    • Original 408.0 kB
    • After minification 283.2 kB
    • After compression 51.0 kB

    CSS optimization

    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. needs all CSS files to be minified and compressed as it can save up to 357.0 kB or 87% of the original size.

Network requests diagram

  • CLAS
  • CLAS.aspx
  • modernizr-1.7.min.js
  • controls.css
  • forms.css
  • Menu.css
  • corev4Anonymous.css
  • WPEditModev4.css
  • jquery-1.2.6.pack.js
  • jquery-ui-personalized-1.5.2.packed.js
  • local.js
  • jsBase.js
  • CLASTheme.js
  • base.css
  • CLASTheme.css
  • subSite.css
  • UCDWelcome4.css
  • blank.js
  • swfobject.js
  • engagement.css
  • all.js
  • init.js
  • ScriptResource.axd
  • grids-min.css
  • SupportedTheme.css
  • fgimg.png
  • ucd_clas.png
  • searchButton.png
  • crop1-1.jpg
  • crop1-2.jpg
  • crop1-3.jpg
  • crop1-4.jpg
  • crop2-1.jpg
  • crop2-2.jpg
  • crop2-3.jpg
  • crop2-4.jpg
  • crop3-1.jpg
  • crop3-2.jpg
  • crop3-3.jpg
  • crop3-4.jpg
  • GivingButton115x31.png
  • bgximg.png
  • bg3.png
  • menuBGgrad.png
  • globalNavDivider.png
  • bg_head1.gif
  • bg_head2.gif
  • bg_head3.gif
  • bulAud.png
  • homeSpotLightBg.png
  • ga.js
  • xd_arbiter.php
  • xd_arbiter.php
  • __utm.gif
  • like.php
  • collect
  • print.css
  • ga-audiences
  • qeKvIRsJabD.js
  • LVx-xkvaJ0b.png

Our browser made a total of 62 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original, 81% (50 requests) were made to and 3% (2 requests) were made to The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source

Additional info on


The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Clas Uc Denver. 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 13 to 1 for CSS and as a result speed up the page load time.











Possible request optimization













Normal result


As for redirects, our browser reached this domain in two steps. The first redirect led to, then it was forwarded to, and finally we managed to open this domain. We strongly recommend that the redirects should be reduced, as the more redirects a site has, the slower it loads.

IP address uses IP address which is currently shared with 4 other domains. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Poor result

IP Trace

DNS records

Type Host Target/ip TTL Other
A 28800

Language and encoding

Good result


EN en language flag


EN en language flag





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

HTTPS certificate

SSL Certificate has a valid and up-to-date SSL certificate that expires on January 11, 2020.

Good result

Visitor World Map

Country of origin for 83.5% of all visits is United States. It’s good for that their server is also located in United States, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of Clas Uc Denver. 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:

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