3.3 sec in total
449 ms
2.2 sec
672 ms
Visit science.ucsb.edu now to see the best up-to-date Science UC Sb content for United States and also check out these interesting facts you probably never knew about science.ucsb.edu
Visit science.ucsb.eduWe analyzed Science.ucsb.edu page load time and found that the first response time was 449 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
science.ucsb.edu performance score
name
value
score
weighting
Value2.5 s
66/100
10%
Value4.1 s
47/100
25%
Value2.5 s
97/100
10%
Value70 ms
99/100
30%
Value0.001
100/100
15%
Value3.6 s
92/100
10%
449 ms
77 ms
146 ms
145 ms
148 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that 84% of them (26 requests) were addressed to the original Science.ucsb.edu, 13% (4 requests) were made to Fonts.gstatic.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Science.ucsb.edu.
Page size can be reduced by 375.5 kB (12%)
3.3 MB
2.9 MB
In fact, the total size of Science.ucsb.edu main page is 3.3 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. Images take 2.9 MB which makes up the majority of the site volume.
Potential reduce by 30.2 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 30.2 kB or 78% of the original size.
Potential reduce by 86.2 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. Science UC Sb images are well optimized though.
Potential reduce by 184.6 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 184.6 kB or 75% of the original size.
Potential reduce by 74.6 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. Science.ucsb.edu needs all CSS files to be minified and compressed as it can save up to 74.6 kB or 81% of the original size.
Number of requests can be reduced by 13 (50%)
26
13
The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Science UC Sb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
science.ucsb.edu
449 ms
css_E42srWX8lsUutF1hUwYTRCMPgNw70srYyOsVo2rXQ1M.css
77 ms
css_-TNq6F6EH1K3WcBMUMQP90OkyCq0Lyv1YnyoEj3kxiU.css
146 ms
css_vZ_wrMQ9Og-YPPxa1q4us3N7DsZMJa-14jShHgRoRNo.css
145 ms
css_RKGzVqtq4AeUSSBBTE_v35PoDhbOW9JiV2gEdOSbL50.css
148 ms
css_VOwYbqzcwwYqXGEb7VLrbb7hjxSg3FwKwU8ORCvYsoM.css
146 ms
css_dqGMNTQ5gEikRPDwrwxeQAhOrpNBq8J1v8TilPdibQA.css
150 ms
css_VOuLu34KpxMMHpArGWQ6WK5TVWHBBVJ9Yme3qP4bN30.css
149 ms
css_8Nkq8P2nSdwagbGPQG5z2872XUMSoTs15zfWLgo_6WQ.css
211 ms
css_tDdYCElxHl8s_mL2xnDkhSwlY3tyapzgvnTJ6jKyy7Y.css
211 ms
css
31 ms
js_0gj6QcpfRH2jzTbCQqf7kEkm4MXY0UA_sRhwPc8jC1o.js
350 ms
js_GIgu5tqh6-kM67t-quL7O1852AVlOd6R1LF3e3nu6e0.js
279 ms
js_7qeIP5x1pp65EYN9l3ZhemvVP_ivW4oh0RbOXRf7TX4.js
279 ms
js_kdqCaObc3mo_5YsJ4zrDyeJdKMuvOzdMn4ldcjkermE.js
237 ms
mlps-banner2.png
137 ms
Weld%20NSF.PNG
892 ms
Brain%20Game.PNG
727 ms
Drug%20Resistance.PNG
898 ms
Art%20of%20Science.PNG
1080 ms
doug-mccauley.jpg
91 ms
Shantz%20and%20Burkepile.jpg
138 ms
ucsb-psychology-nancy-collins-lauren-winczewski-jeff-bowen.JPG
204 ms
Gus_Gurley%281%29.jpg
206 ms
menu-leaf.png
271 ms
campaign_for_uc.jpg
274 ms
2UX7WLTfW3W8TclTUvlFyQ.woff
12 ms
Hgo13k-tfSpn0qi1SFdUfT8E0i7KZn-EPnyo3HZu7kw.woff
17 ms
d-6IYplOFocCacKzxwXSOD8E0i7KZn-EPnyo3HZu7kw.woff
50 ms
1pO9eUAp8pSF8VnRTP3xnvesZW2xOQ-xsNqO47m55DA.woff
50 ms
css_iAdZwHhO5F4iIljm6zjDL_AW7dPxBWE7tPCVKqn_UM8.css
70 ms
science.ucsb.edu 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-*] attributes do not match their roles
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
science.ucsb.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
science.ucsb.edu SEO score
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 Science.ucsb.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 Science.ucsb.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.
science.ucsb.edu
Open Graph description is not detected on the main page of Science UC Sb. 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: