Access neurosurgery.ucla.edu. UCLA Department of Neurosurgery

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value1,920 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.881

3/100

15%

TTI (Time to Interactive)

Value13.7 s

10/100

10%

neurosurgery.ucla.edu

204 ms

neurosurgery

491 ms

google_tag.script.js

39 ms

css_bJp0tExZ_XS48BMYfnLSAjIJH4DVneVA-zTTSPAb6wE.css

348 ms

css_vUYVM7y41CDeR7mZJZ2uBneON1zJmK3TnaXpCUPfJpo.css

411 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Neurosurgery.ucla.edu, 62% (21 requests) were made to Uclahealth.org and 12% (4 requests) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (491 ms) relates to the external source Uclahealth.org.

Content Size

699.8 kB

After Optimization

544.7 kB

In fact, the total size of Neurosurgery.ucla.edu main page is 699.8 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. 40% of websites need less resources to load. Images take 409.5 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 145.2 kB

Original 163.9 kB
After minification 131.0 kB
After compression 18.7 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. This page needs HTML code to be minified as it can gain 32.8 kB, which is 20% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 145.2 kB or 89% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 409.5 kB
After minification 409.5 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. Neurosurgery UCLA images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 9.8 kB

Original 110.5 kB
After minification 110.4 kB
After compression 100.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 212 B

Original 16.0 kB
After minification 16.0 kB
After compression 15.8 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. Neurosurgery.ucla.edu has all CSS files already compressed.

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After Optimization

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Neurosurgery UCLA. 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 5 to 1 for CSS and as a result speed up the page load time.