Tools & Wizards About Us
radnetnorthernca.com screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

radnetnorthernca.com

RadNet Northern California | Valley Radiology Imaging | Contra Costa, Silicon Valley & East Bay

Page Load Speed

2.4 sec in total

First Response

185 ms

Resources Loaded

1.9 sec

Page Rendered

305 ms

radnetnorthernca.com screenshot

About Website

Welcome to radnetnorthernca.com homepage info - get ready to check Rad Net Northern Ca best content for United States right away, or after learning these important things about radnetnorthernca.com

RadNet Northern California provides diagnostic radiological imaging that include CT Scans, Fluoroscopy, MRI, Ultrasounds, Digital X-Rays and board-certified radiologists.

Visit radnetnorthernca.com

Key Findings

We analyzed Radnetnorthernca.com page load time and found that the first response time was 185 ms and then it took 2.2 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.

Performance Metrics

radnetnorthernca.com performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value11.9 s

0/100

25%

SI (Speed Index)

Value9.5 s

11/100

10%

TBT (Total Blocking Time)

Value330 ms

76/100

30%

CLS (Cumulative Layout Shift)

Value1.164

1/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

Network Requests Diagram

radnetnorthernca.com

185 ms

825 ms

mno2zxd.css

49 ms

css_KePOtgHeZUGHDTm31yxTO-b_MC0QFre6rRALp5GkkS8.css

65 ms

css_EWlAoGy6IPPIAdkBzmLwmet9fQzph2Uvl3tysCcKs0M.css

192 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Radnetnorthernca.com, 93% (38 requests) were made to Radnet.com and 2% (1 request) were made to Use.typekit.net. The less responsive or slowest element that took the longest time to load (825 ms) relates to the external source Radnet.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 127.6 kB (8%)

Content Size

1.6 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Radnetnorthernca.com main page is 1.6 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. 50% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 51.5 kB

  • Original 62.7 kB
  • After minification 54.4 kB
  • After compression 11.2 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. This page needs HTML code to be minified as it can gain 8.3 kB, which is 13% 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 51.5 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 66.4 kB

  • Original 1.4 MB
  • After minification 1.3 MB

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. Rad Net Northern Ca images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 9.6 kB

  • Original 129.0 kB
  • After minification 129.0 kB
  • After compression 119.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 56 B

  • Original 65.9 kB
  • After minification 65.9 kB
  • After compression 65.8 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. Radnetnorthernca.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 12 (40%)

Requests Now

30

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rad Net Northern Ca. 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 from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

radnetnorthernca.com

radnetnorthernca.com

185 ms

825 ms

mno2zxd.css

mno2zxd.css

49 ms

css_KePOtgHeZUGHDTm31yxTO-b_MC0QFre6rRALp5GkkS8.css

css_KePOtgHeZUGHDTm31yxTO-b_MC0QFre6rRALp5GkkS8.css

65 ms

css_EWlAoGy6IPPIAdkBzmLwmet9fQzph2Uvl3tysCcKs0M.css

css_EWlAoGy6IPPIAdkBzmLwmet9fQzph2Uvl3tysCcKs0M.css

192 ms

css_qAnSzNFJyoAhRiYRpIplFtcypehJyyoXPSGUHE1QDKY.css

css_qAnSzNFJyoAhRiYRpIplFtcypehJyyoXPSGUHE1QDKY.css

191 ms

js_YD9ro0PAqY25gGWrTki6TjRUG8TdokmmxjfqpNNfzVU.js

js_YD9ro0PAqY25gGWrTki6TjRUG8TdokmmxjfqpNNfzVU.js

257 ms

js_TVTqjz8JHRb2KK9hlzuk0YsjzD013dKyYX_OTz-2VXU.js

js_TVTqjz8JHRb2KK9hlzuk0YsjzD013dKyYX_OTz-2VXU.js

192 ms

js_H4cLI1G_0G_POVnWiEdfJq6oSwOGf24qJnZVrlNaKxg.js

js_H4cLI1G_0G_POVnWiEdfJq6oSwOGf24qJnZVrlNaKxg.js

211 ms

js_FdH_yEG6RBgET_O4MlqVifooF2wvz-uGDSXkSZgRjqo.js

js_FdH_yEG6RBgET_O4MlqVifooF2wvz-uGDSXkSZgRjqo.js

348 ms

js_Fb3S95JKdi1WNoSUnt5cL0wltw1Qwyrn6WXkTEn-xO8.js

js_Fb3S95JKdi1WNoSUnt5cL0wltw1Qwyrn6WXkTEn-xO8.js

253 ms

js_d0w9T3gmMtpqVG3CVazrkdYmthIEEpj2A34IEF5jcdQ.js

js_d0w9T3gmMtpqVG3CVazrkdYmthIEEpj2A34IEF5jcdQ.js

254 ms

js_MqPWfyL75KdmDOtZlyZYVw644c8MM3vY0IgNrJnhVIU.js

js_MqPWfyL75KdmDOtZlyZYVw644c8MM3vY0IgNrJnhVIU.js

254 ms

js_7ynAKTSAIdwfchkix5sNiOCAiZpV28vWclE032YUPf0.js

js_7ynAKTSAIdwfchkix5sNiOCAiZpV28vWclE032YUPf0.js

288 ms

js_gOdODBykM5QWyhGCB0dxbHdAIIx1zSx96HjQjs_GWiI.js

js_gOdODBykM5QWyhGCB0dxbHdAIIx1zSx96HjQjs_GWiI.js

346 ms

p.css

p.css

21 ms

background-pattern.jpg

background-pattern.jpg

72 ms

branding-logo.png

branding-logo.png

73 ms

locator-results-shadow.png

locator-results-shadow.png

73 ms

branding-tagline.png

branding-tagline.png

127 ms

menu-mobile-search-button.png

menu-mobile-search-button.png

93 ms

background-top.jpg

background-top.jpg

164 ms

background-bottom.jpg

background-bottom.jpg

127 ms

subtitle-bkg.png

subtitle-bkg.png

127 ms

patternbox-highlight.png

patternbox-highlight.png

190 ms

Diffculty%20Getting%20Screening%20Mammo_1200x628.jpg

Diffculty%20Getting%20Screening%20Mammo_1200x628.jpg

406 ms

Lung-Cancer-Women_Radnet-Blog_1200x628.jpg

Lung-Cancer-Women_Radnet-Blog_1200x628.jpg

443 ms

Cancer-Rates-Young-Poeple_Radnet-Blog_1200x628.jpg

Cancer-Rates-Young-Poeple_Radnet-Blog_1200x628.jpg

575 ms

MRI-Debate_1200x628.jpg

MRI-Debate_1200x628.jpg

254 ms

RadNet-Reviews-4.7.gif

RadNet-Reviews-4.7.gif

420 ms

footer-logo.png

footer-logo.png

255 ms

breast-excellence.png

breast-excellence.png

318 ms

OpenSans-Light-webfont.woff

OpenSans-Light-webfont.woff

250 ms

OpenSans-Regular-webfont.woff

OpenSans-Regular-webfont.woff

313 ms

OpenSans-Bold-webfont.woff

OpenSans-Bold-webfont.woff

318 ms

OpenSans-ExtraBold-webfont.woff

OpenSans-ExtraBold-webfont.woff

379 ms

asap-bold-webfont.woff

asap-bold-webfont.woff

383 ms

asap-regular-webfont.woff

asap-regular-webfont.woff

400 ms

merriweather-light-webfont.woff

merriweather-light-webfont.woff

414 ms

merriweather-regular-webfont.woff

merriweather-regular-webfont.woff

436 ms

merriweather-bold-webfont.woff

merriweather-bold-webfont.woff

447 ms

Accessibility Review

radnetnorthernca.com accessibility score

90

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

radnetnorthernca.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

radnetnorthernca.com SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

Social Sharing Optimization

radnetnorthernca.com

Open Graph description is not detected on the main page of Rad Net Northern Ca. 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: