3.3 sec in total
753 ms
2.5 sec
130 ms
Click here to check amazing Courses Ucsd content for United States. Otherwise, check out these important facts you probably never knew about courses.ucsd.edu
Courses.ucsd.edu - Courses.ucsd.edu is a listing of class websites, lecture notes, library book reserves, and much, much more. These course materials will complement your daily lectures by enhancing y...
Visit courses.ucsd.eduWe analyzed Courses.ucsd.edu page load time and found that the first response time was 753 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
courses.ucsd.edu performance score
name
value
score
weighting
Value3.7 s
28/100
10%
Value3.9 s
52/100
25%
Value4.3 s
75/100
10%
Value340 ms
74/100
30%
Value0.217
57/100
15%
Value4.3 s
85/100
10%
753 ms
774 ms
75 ms
462 ms
316 ms
Our browser made a total of 19 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Courses.ucsd.edu, 42% (8 requests) were made to Ucsd.edu and 16% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (905 ms) relates to the external source Ucsd.edu.
Page size can be reduced by 141.0 kB (61%)
229.4 kB
88.4 kB
In fact, the total size of Courses.ucsd.edu main page is 229.4 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. 15% of websites need less resources to load. Javascripts take 147.0 kB which makes up the majority of the site volume.
Potential reduce by 15.6 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 15.6 kB or 72% of the original size.
Potential reduce by 4.4 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. Obviously, Courses Ucsd needs image optimization as it can save up to 4.4 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 85.3 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 85.3 kB or 58% of the original size.
Potential reduce by 35.8 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. Courses.ucsd.edu needs all CSS files to be minified and compressed as it can save up to 35.8 kB or 79% of the original size.
Number of requests can be reduced by 8 (47%)
17
9
The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Courses Ucsd. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
courses.ucsd.edu
753 ms
site-specific.css
774 ms
jquery.min.js
75 ms
decorate.js
462 ms
message.js
316 ms
base-min.css
457 ms
cms-min.css
308 ms
ga.js
30 ms
site-specific.css
156 ms
base-min.js
766 ms
cms-min.js
905 ms
message.js
159 ms
decorator.js
160 ms
__utm.gif
12 ms
__utm.gif
19 ms
bg.jpg
256 ms
sprite_base.png
455 ms
Imagebug
245 ms
Bugscript
236 ms
courses.ucsd.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.
courses.ucsd.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
General
Impact
Issue
Detected JavaScript libraries
courses.ucsd.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
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Courses.ucsd.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 Courses.ucsd.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.
courses.ucsd.edu
Open Graph description is not detected on the main page of Courses Ucsd. 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: